Sometimes you need 8Mhz and other times, 16Mhz. This Dual resonator makes sure you have both always on hand. Easy to breadboard at a moments notice. Just flick the switch for the speed you need!


  • 1x PCB
  • 1x 16Mhz Resonator
  • 1x 8Mhz Resonator
  • 1x DPDT SMD Switch
  • 1x 3pin header

Requires some soldering mostly through hole. Even though the switch is SMD it is easy to solder.

Assembly guide available at https://learn.friedcircuits.us/dual-resonator-kit-assmebly/

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Dual Resonator

  • $8.50

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