Futaba
Futaba GV1 Governor Instructions (1)

Heli-Max
HeliMax 1500 Rotor Head Speed Governor Instructions -  (2) 162K

Model Avionics (Throttle Jockey)

Model Avionics website

Throttle Jockey Instructions
Throttle Jockey Instructions (Direct RPM version)

Excel spreadsheet to calculate RPM vs ATV
By John Vugts (3)

Linkage legend:

  1. Futaba download page
  2. Heli-Max Products
  3. John Vugts  RC Helicopter Web
    4.