Model Avionics, Heli, Helicopters, Rev Max, 3d, Governors, Optical Sensor, Optical Tach
  Updated: 10/15/2024 Model Avionics, Heli, Helicopters, Rev Max, 3d, Governors, Optical Sensor, Optical Tach
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$14 $38
Firmware upgrade for previous versions to the new RPM limit with return USPS priority mail shipping. Firmware upgrade for lower RPM version to the new RPM limit with return international shipping.
Send your unit to:
Model Avionics 3920 Blue Creek Rd.
Billings, MT 59101

No longer available,

but we can still upgrade your

old unit.


(View Through the Shutter)

RPM Range 1000 – 3190rpm
Accuracy +/- 2.5rpm
Operating Battery Drain 29mA @ 9V
Sleep Battery Drain 70uA @ 9V
Sleep Time 30 Seconds
Battery Type 6LR61 Alkaline 9V battery

www.ModelAvionics.com | kurt@modelavionics.com
3920 Blue Creek Rd. Billings, MT 59101
© 2007 Model Avionics
Model Avionics, Heli, Helicopters, Rev Max, 3d, Governors, Optical Sensor, Optical Tach Model Avionics, Heli, Helicopters, Rev Max, 3d, Governors, Optical Sensor, Optical Tach Model Avionics, Heli, Helicopters, Rev Max, 3d, Governors, Optical Sensor, Optical Tach