GR-12L 6ch 2.4GHz HoTT Receiver

Old Price: $33.90

Special Price: $13.60

Part Number: GR-S1012

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Hong Kong


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Graupner ""GR-12L"", 6 channel 2.4GHz HoTT Receiver is designed with Graupner's unique telemetry technology that support Bi-directional data transmission gives user the real-time information. The use of up to 75 channels ensures extreme operating reliability and immunity to external interference.

By using receiver's telemetry function, telemetry data such as input and output signal strength, receiver temperature, voltage is sent to Graupner transmitter so that it ensures excellent response time.

Featuring a versatile one-chip integrated RF chip and MCU chip, GR-12L receiver is lightweight and affordable.

Key Feature

  • HoTT (HOPPING TELEMETRY TRANSMISSION) bi-directional 2.4GHz technology
  • The use of up to 75 frequency hopping channels ensures extreme operating reliability and immunity to external interference
  • Integrated telemetry display with 128x64 LCD
  • Smart voice announcement system (earphone and buzzer) for warnings and alarms at real time
  • Real-time telemetry analysis for Optional Brushless Control telemetry ESC such as RPM Voltage Consumption current Temperature Warning
  • SUMD SUMO Functions ensures the convenient use of the peripherals by gyro and control board
  • Selectable 10ms or 20ms of the signal repetition time for analogue and digital servo
  • Advanced HoTT wired/wireless trainer system
  • High-precision quad ball bearing gimbals(total 8 ea) lead the smooth and comfortable stick feeling
  • Graupner/SJ Firmware update through GR STUDIO PC Software
  • Supporting additional 2 digital channels when using Graupner/SJ 8CH receiver


  • Operating Voltage: 3.3 ~ 6V
  • Control Channel: 6CH
  • Current consumption: About 250.0mA
  • Controller: 32bit micro controller
  • Radio Frequency band: 2.4000 ~ 2.4835 GHz
  • Radio Modulation: FHSS
  • Temperature rang: About -10 ~ +55`C (-50 ~ +131`F)
  • Antenna: Dipole Antenna
  • Display: 128x64 Mono LCD
  • Telemetry function: Internal LCD External Smart box
  • Telemetry announce: Earphone output
  • Toggle switch: 5ea
  • Volume knob: 1ea
  • UI Interface: Tact s/w
  • Quick link: 2
  • Model memory: 20
  • Battery charge: DC Jack
  • Firmware upgrade: By external USB device
  • Trainer Function: Wired/ Wireless
  • Battery: BATTERY HOLDER(including ALKALINE 4cell)
  • Charger: Yes
  • Dimensions:183.6 x 258.7x 95.9mm (7.22 x 10.18 x 3.76inch)
  • Weight: 570.4g (20.12 oz)


  • mz-12 transmitter / Mode 1
  • GR-16L receiver
  • Alkaline 4 cell
  • Battery holder
  • Manual
  • Neckstrap

Parts & Accessories