The remote control send a PWM¹⁾ total width 20 ms pulse 1-2 ms separation 0.4 ms

• FM 25 MHz ou 35.2 / 2.2 kHz

• Base band output of the remote control : 5 V à 10 V

European reserved frequencies :

• 35 MHz: aircraft only.
• 40 MHz: surface vehicles.
• 27 MHz: general use, toys, citizens band radio.

External link

• http://www.mp.ttu.ee/risto/rc/electronics/radio/signal.htm
• http://en.wikipedia.org/wiki/Pulse-width_modulation
• http://www.ofcom.org.uk/static/archive/ra/publication/ra_info/ra60.htm
• http://www.ofcom.org.uk/radiocomms/ifi/licensing/classes/rlans/technical/ofw311/
• http://en.wikipedia.org/wiki/Radio-controlled_aircraft