My interpretation of the RKO radio tower. This was a lot of fun to build. It was hard to find 120uF electrolytics that would fit. I think it was worth it in the end though.

Build Report

Notice the red sinks into the other paint during baking because the pigment is heavier. If I want a vibrant red I need to add it after baking and before epoxy.


  • Gain Trim – Controls the gain of the unit
  • Low Cut – Attenuates low frequencies
  • Level – Controls the overall output volume
  • Gain (Toggle Switch) – Select low or high gain mode
placeholder image 1 placeholder image 2 placeholder image 3 placeholder image 4 placeholder image 5 placeholder image 6
Build Gallery