Graupner,X-408 Fernlenkset FM35 MHz,4728

X-408 Fernlenkset FM35 MHz Graupner 4728 Ergonomically optimised hand-held transmitter for tireless, fast-response control of small model aircraft, RC cars, trucks, multi-function models and boats. Control signals generated by modern micro-computer, ensuring high positional accuracy and centring precision. Four control functions. Separate fine-control trims for all stick functions. LED battery monitor with variable flashing frequency for visual warning of low battery voltage. Ratchet function on throttle stick. Integral switchable V-mixer based on a clever combination of control functions; provides fine control and scale turning and rotating manoeuvres with models such as tracked vehicles, twin-motor boats, and V-tail model aircraft. MODE switch: MODE 1 / MODE 2 for dividing the V-tail function between two transmitter sticks. Servo reverse switches for simple change of servo direction, available for all control channels. The switches are arranged in a recessed position on the underside of the case, protected against accidental operation. Simple crystal change; no need to open the transmitter case. Integral Pupil function on the front face: allows easy Trainer lead access or connection to a flight simulator. Charge socket for recharging integral high-capacity Ni-MH transmitter battery.

FM X-408 micro-computer transmitter, R 700 miniature SUPERHET receiver, C 677 servo, switch harness, high-capacity transmitter battery, receiver battery holder, pair of crystals on the appropriate frequency band.

Transmission system FM / FMsss (PPM)
Radio Frequency section Integral, 35MHz band, 40 MHz band or 41 MHz band
FMsss T crystals 35 MHz band channels 61 ... 80, 40 MHz band channels 50 ... 92,41 MHz band channels 400 ... 420
Channel spacing 10 kHz
Control functions 4
Trim functions 4
Channel pulse width 1.5 ms + 0.5 ms including trim
Reverse switches 4 control functions
V mixer 1, switchable
MODE selector 1, switchable
Aerial Telescopic aerial,7-section, approx. 1030 mm long
Operating voltage 9.6 ... 12 V
Current drain approx. 180 mA
Dimensions approx. 170 x 185 x 70 mm
Weight incl. battery approx. 620 g