The Orange 86 is a two-stage tube microphone preamp based on the Redd 47. Guavatone offers PCBs for the preamp and power supply. There are also small, add-on PCBs for DI, pad/+48v, output polarity relay, and a pc-mount Grayhill gain switch.
- Ability to experiment with different tubes for the second gain stage
- 12-position Grayhill gain switch
- “Squish” option to experiment with compression
- DC heater, P48, and relay control PCB can provide power for two Orange 86s