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Electronics Lab Events Calendar

Upcoming events

  • Open Circuits

    • Tue, July 21, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Troubleshoot Tuesday

    • Tue, July 21, 2026
    • 7:00 PM - 9:00 PM
    • Classroom

    Electronics in need of repair? Stop by Twin Cities Maker on Troubleshoot Tuesdays to get help from a pro and learn to fix your device! This will be an opportunity to diagnose your electronics issues and get some basic repairs.

    Please sign up using this form to attend, this will help our techs prepare for your arrival! 

    Troubleshoot Tuesdays are run by RECA, Minnesota Tech for Success, and Free Geek Twin Cities. 

    Show details

  • Electronics Repair Training

    • Thu, July 23, 2026
    • 7:00 PM - 9:00 PM
    • TCM Lobby (3119 E 26th St)
    • 3
    Register

    This training is for volunteers who are interested in helping out with electronic repair events held at TC Maker. This is an orientation four our Troubleshoot Tuesday clinics. 

    Chris Olson will walk trainees through fix-it clinic etiquette, demonstrate how to troubleshoot the most common repairs seen at fix-it clinics, and provide an opportunity to get hands on to build your confidence!

    This training is completely free, but registration is required. 


    Show details

  • Open Circuits

    • Tue, July 28, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, August 04, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Troubleshoot Tuesday

    • Tue, August 04, 2026
    • 7:00 PM - 9:00 PM
    • Classroom

    Electronics in need of repair? Stop by Twin Cities Maker on Troubleshoot Tuesdays to get help from a pro and learn to fix your device! This will be an opportunity to diagnose your electronics issues and get some basic repairs.

    Please sign up using this form to attend, this will help our techs prepare for your arrival! 

    Troubleshoot Tuesdays are run by RECA, Minnesota Tech for Success, and Free Geek Twin Cities. 


    Troubleshoot Tuesdays occur on the 1st and 3rd Tuesday of each month.

    Show details

  • Open Circuits

    • Tue, August 11, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, August 18, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, August 25, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, September 01, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, September 08, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, September 15, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, September 22, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, September 29, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, October 06, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, October 13, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, October 20, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, October 27, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, November 03, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, November 10, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, November 17, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, November 24, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, December 01, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, December 08, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, December 15, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, December 22, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

  • Open Circuits

    • Tue, December 29, 2026
    • 7:00 PM - 9:00 PM
    • Electronics Lab / Lobby
    Register

    Open Circuits

    Your Weekly Electronics Hang at Twin Cities Maker

    Join fellow electronics enthusiasts, hosted by David Zuhn, every Tuesday at Twin City Maker for Open Circuits! Whether you're a pro or just starting out, this is the place to tinker, learn, and collaborate.

    What to expect

    • You can bring your own project for show-and-tell, to get help, or to just plan on making progress
    • Contribute to community projects (see list below)
    • Learn how to use the E-lab equipment
    • Connect with fellow Twin Cities Makers

    Open Circuits is open to both Twin City Maker members and the public at large. We'll meet in the Twin Cities Maker Electronics Lab and spill out into the lobby as necessary.

    Community Projects

    (on the docket for the foreseeable future)

    • Raspberry-Pi-based parking permit printer for member storage
    • Fob-based vending machine for tools and supplies
    • Fob-based access control to heavy machinery
    • Vacuum sensors
    • Energy monitoring (single-phase and 3-phase)
    • Temperature controller for glasswork

    Side Projects

    • Humidity sensors (e.g., for 3D filament dry boxes)
    • Strain gauges for weighing propane tanks
    • ESP32 and ESP8266 projects using Wi-Fi and MQTT

    Learn new skills

    • Wire crimping
    • Oscilloscope usage
    • Microcontroller programming
    • Reverse engineering
    • 3D modeling enclosures

    It is not necessary to RSVP to this event!

    Show details

Past events

Tue, July 14, 2026 Open Circuits
Tue, July 07, 2026 Troubleshoot Tuesday
Tue, July 07, 2026 Open Circuits
Tue, June 30, 2026 Open Circuits
Tue, June 23, 2026 Open Circuits
Tue, June 16, 2026 Open Circuits
Tue, June 16, 2026 Troubleshoot Tuesday
Tue, June 09, 2026 Open Circuits
Tue, June 02, 2026 Open Circuits
Tue, June 02, 2026 Troubleshoot Tuesday
Tue, May 26, 2026 Open Circuits
Tue, May 19, 2026 Open Circuits
Tue, May 19, 2026 Troubleshoot Tuesday
Tue, May 12, 2026 Open Circuits
Tue, May 05, 2026 Open Circuits
Tue, May 05, 2026 Troubleshoot Tuesday
Tue, April 28, 2026 Open Circuits
Tue, April 21, 2026 Open Circuits
Tue, April 21, 2026 Troubleshoot Tuesday
Tue, April 14, 2026 Open Circuits
Tue, April 07, 2026 Open Circuits
Tue, April 07, 2026 Troubleshoot Tuesday
Tue, March 31, 2026 Open Circuits
Tue, March 24, 2026 Open Circuits
Tue, March 24, 2026 Troubleshoot Tuesday
Tue, March 24, 2026 Electronics Repair Volunteer Training
Tue, March 17, 2026 Open Circuits
Tue, March 10, 2026 Open Circuits
Tue, March 10, 2026 Troubleshoot Tuesday
Tue, March 03, 2026 Open Circuits
Tue, February 24, 2026 Troubleshoot Tuesday
Tue, February 24, 2026 Open Circuits
Tue, February 17, 2026 Open Circuits
Tue, February 17, 2026 Electronics Technician Training
Tue, February 10, 2026 Troubleshoot Tuesday
Tue, February 10, 2026 Open Circuits
Tue, February 03, 2026 Open Circuits
Tue, February 03, 2026 Troubleshoot Tuesday
Tue, January 27, 2026 Troubleshoot Tuesday
Tue, January 27, 2026 Open Circuits
Tue, January 20, 2026 Open Circuits
Tue, January 20, 2026 Troubleshoot Tuesday
Tue, January 13, 2026 Troubleshoot Tuesday
Tue, January 13, 2026 Open Circuits
Tue, January 06, 2026 Open Circuits
Tue, January 06, 2026 Troubleshoot Tuesday
Tue, December 16, 2025 Troubleshoot Tuesday
Tue, December 09, 2025 Troubleshoot Tuesday
Tue, December 02, 2025 Troubleshoot Tuesday
Tue, November 25, 2025 Troubleshoot Tuesday
Tue, November 25, 2025 Open Circuits
Tue, November 18, 2025 Open Circuits
Tue, November 18, 2025 Troubleshoot Tuesday
Tue, November 11, 2025 Troubleshoot Tuesday
Tue, November 11, 2025 Open Circuits
Tue, November 04, 2025 Open Circuits
Tue, October 28, 2025 Open Circuits
Tue, October 21, 2025 Open Circuits
Tue, October 14, 2025 Open Circuits
Tue, October 07, 2025 Open Circuits
Tue, September 30, 2025 Open Circuits
Tue, September 23, 2025 Open Circuits
Tue, September 16, 2025 Open Circuits
Tue, September 09, 2025 Open Circuits
Tue, September 02, 2025 Open Circuits
Tue, August 26, 2025 Open Circuits
Tue, August 19, 2025 Open Circuits
Tue, August 12, 2025 Open Circuits
Tue, August 05, 2025 Open Circuits
Tue, July 29, 2025 Open Circuits
Tue, July 22, 2025 Open Circuits
Tue, July 15, 2025 Open Circuits
Tue, July 08, 2025 Open Circuits
Tue, July 01, 2025 Open Circuits
Tue, June 24, 2025 Open Circuits
Tue, June 17, 2025 Open Circuits
Tue, June 10, 2025 Open Circuits
Tue, June 03, 2025 Open Circuits
Tue, May 27, 2025 Open Circuits
Tue, May 20, 2025 Open Circuits
Tue, May 13, 2025 Open Circuits
Tue, May 06, 2025 Open Circuits
Tue, April 29, 2025 Open Circuits
Tue, April 22, 2025 Open Circuits
Tue, April 15, 2025 Open Circuits
Tue, April 08, 2025 Open Circuits
Tue, April 01, 2025 Open Circuits
Tue, March 25, 2025 Open Circuits
Tue, March 18, 2025 Open Circuits
Tue, March 11, 2025 Open Circuits
Tue, March 04, 2025 Open Circuits
Tue, February 25, 2025 Open Circuits
Tue, February 18, 2025 Open Circuits
Tue, February 11, 2025 Open Circuits
Tue, February 04, 2025 Open Circuits
Tue, January 28, 2025 Open Circuits
Tue, January 21, 2025 Open Circuits
Tue, January 14, 2025 Open Circuits
Tue, January 07, 2025 Open Circuits
Tue, December 17, 2024 Open Circuits
Wed, March 13, 2024 SHOW AND TELL
Wed, March 22, 2023 electronics- Color Test


Address:   3119 E. 26th Street, Minneapolis, MN 55406

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