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RECEIVERS OVERVIEW


Graupner 2.4 GHz Telemetry Receivers
Features Chart








Model GR-4 GR-8 GR-12SH GR-12L GR-12 GR-12L - Serial GR-16 GR-24 GR-32
P/N 33502 33504 33565 S1012 33506 S1051 33508 33512 33516
Channels 2 4 6 6 6 16 8 12 16
Type Surface Surface Park/Indoor Park/Sport Park/Sport Full Range Full Range Full Range Full Range
Application Electric/Nitro Electric/Nitro Electric Electric/Gas Electric/Gas Electric/Gas/FPV Electric/Gas Electric/Gas Electric/Gas
Modulation 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS 2.4GHz FHSS
Voltage V 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4 3.6 - 8.4
Current mA 70 70 70 70 70 70 70 70 70
Antenna Single Single Single Single Single Dual Dual Dual Quad
Range meter 500 1000 300 2000 2000 4000 4000 4000 5000
Range feet 1640 3300 985 6561 6561 13100 13100 13100 16000
Serial Out N N SUMD SUMD/SBUS SUMD, SBUS,SUMO SUMD/SBUS SUMD, SBUS,SUMO SUMD, SBUS,SUMO SUMD, SBUS,SUMO
Telemetry Y Y Y Y Y Y Y Y Y
Digital SwitchNNNNYNYYY
Compatibility All Graupner HoTT Radios X-8E Radio All Graupner HoTT Radios All Graupner HoTT Radios All Graupner HoTT Radios All Graupner HoTT Radios All Graupner HoTT Radios All Graupner HoTT Radios All Graupner HoTT Radios
Connector JR JR SH JR JR JR JR JR JR
Size mm 30 x 21 x 14 30 x 21 x 14 26 x 12 x 6.5 36 x 21 x 10 36 x 21 x 10 25 x 15 x 4 46 x 21 x 14 46 x 31 x 14 63 x 30 x 14
Size in 1.18 x0.82 x 0.56 1.18 x0.82 x 0.56 1.02 x 0.47 x 0.26 1.42 x 0.83 x 0.30 1.42 x 0.83 x 0.30 0.98 x 0.59 x 0.16 1.81 x 0.83 x 0.55 1.81 x 1.22 x 0.55 1.48 x 1.18 x 0.55
Weight g 6 6 1.6 7 7 4 12 16 24
Weight oz 0.21 0.21 0.056 0.25 0.25 0.14 0.42 0.56 0.85
Remarks
The GR-8 supports the HoTT V2 protocol supporting Graupner Telemetry servos and surface speed controllers Channel 1 can be used for 2 pole brushed motors For connecting additional telemetry modules CH5 needs to be set to SENSOR input For connecting additional telemetry modules CH5 needs to be set to SENSOR input This receiver can be used with third-party flight controllers or as a satellite with Graupner receivers

The GR-32 has two receivers and 4 antennas for extra range and reliability
Firmware Version 0v10 2v003
2a11 7v07 2a11 7v07 7v07 7v07