×

SparkFun Electronics will be closed in observance of memorial day on Monday, May 29th. We will resume normal business hours on Tuesday, May 30th. Any orders placed after 2pm Mountain Time on Friday, May 26th will process and ship out on Tuesday, May 30th.

FredMurphy

Member Since: January 11, 2012

Country: United States

  • It’s easy enough to replace the resistor with an appropriate one if you want to work with a different voltage. I’m making a gameshow buzzer for my brother and didn’t want to use 12V. I replaced it with 100 ohm and it works from the 3.6V Vcc of my MSP430 Launchpad.

No public wish lists :(