GR-4 2 Channel 2.4GHz HoTT Receiver > RECEIVERS

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GR-4 2 Channel 2.4GHz HoTT Receiver

P/N
33502

P/N

  • DESCRIPTION
  • OVERVIEW
    Compatible with all our HoTT 2.4 GHz telemetry radios, the Graupner GR-4 HoTT is a 2 channel receiver with bi-directional data transmission for real-time information regarding system health and performance precision and function.

    Its compact size and top connector access makes the GR-4 well suited for any type of installation, especially where space is limited. The GR-4 HoTT receiver is packed with standard features such as telemetry for signal strength, receiver voltage, temperature and main pack voltage (available with sensor P/N S8362, sold separately). With a range of up to 500 meters and full spectrum utilization the GR-4 guarantees a reliable connection even at the most congested race tracks.
  • FEATURES
    Up to 75 channel hopping for extreme operating reliability and immunity to external interference
    Compact and lightweight
    Wireless setup
    Fail Safe and Hold function
    Low power consumption
    Real-time wireless telemetry data recording
    Ultra-fast re-binding with HoTT radio
    Wide voltage ranges from 2.6V to 8.4V
    Built-in telemetry for temperatures, receiver voltage and receiver strength monitoring
  • INCLUDES
    GR-4 Receiver
    Manual
  • SPECIFICATIONS
  • Specifications
    Channel 2 channels
    Frequency 2400 to 2483.5 MHz
    Modulation 2.4 GHz FHSS
    Temperature Range 5 to 158° F
    -15 to 70° C
    Operating Voltage (2.5) 3.6 to 8.4V
    Current Consumption 35.0 mA
    Range 1640 ft
    500 m
    Antenna 5.71 in
    145 mm
    Amplifier O
    Size 1.18 x 0.82 x 0.56 in
    30 x 21 x 14.3 mm
    Weight Approx. 0.19 oz
    5.5 g
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Graupner 2.4 GHz Telemetry Receivers
Features Chart

Links
Model GR-4 GR-8 GR-12SC GR-12SH GR-12L GR-12 GR-12L - Serial GR-12L - Serial GR-16 GR-24 GR-32
P/N 33502 33504 33566 33565 S1012 33506 S1051 S1045 33508 33512 33516
Channels 2 4 6 6 6 6 16 16 8 12 16
Type Surface Surface Park/Indoor Park/Indoor Park/Sport Park/Sport Full Range Full Range Full Range Full Range Full Range
Application Electric/Nitro Electric/Nitro Electric Electric Electric/Gas Electric/Gas Electric/Gas/FPV 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 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 3.6 - 8.4 3.6 - 8.4
Current mA 70 70 70 70 70 70 70 70 70 70 70
Antenna Single Single Single Single Single Single Dual Dual Dual Dual Quad
Range meter 500 1000 300 300 2000 2000 3000 3000 4000 4000 5000
Range feet 1640 3300 985 985 6561 6561 9800 9800 13100 13100 16000
Serial Out N N SUMD SUMD SUMD/SBUS SUMD, SBUS,SUMO SUMD/SBUS SUMD/SBUS SUMD, SBUS,SUMO SUMD, SBUS,SUMO SUMD, SBUS,SUMO
Telemetry Y Y Y Y Y Y Y Y Y Y Y
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 All Graupner HoTT Radios All Graupner HoTT Radios
Connector JR JR SC SH JR JR JR JR JR JR JR
Size mm 30 x 21 x 14 30 x 21 x 14 26 x 12 x 6.5 26 x 12 x 6.5 36 x 21 x 10 36 x 21 x 10 25 x 15 x 4 25 x 25 x 15 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 1.02 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 0.98 x 0.98 x 0.59 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 1.6 7 7 4 4 12 16 24
Weight oz 0.21 0.21 0.056 0.056 0.25 0.25 0.14 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 Channel 1 can be used for 2 pole brushed motors For connecting addional telemetry modules CH5 needs to be set to SENSOR input For connecting addional telemetry modules CH5 needs to be set to SENSOR input This receiver can be used with third party flight controllers or as satellite with Graupner receivers This receiver can be used with third party flight controllers or as satellite with Graupner receivers

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

2a03 7v07 1a93 1a93 7v07 7v07 7v07
Manual










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