AN/GRC-9

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AN/GRC-9 HF AM/CW Transmettitore-Recevitore

CARATTERISTICHE TECNICHE

Source: TM 11-263/TO 31R2-2GRC9-1/June 1956

TRANSMITTER

Frequency Range:
- Band 1 --- 6.6 to 12.0 mhz
- Band 2 --- 3.6 to 6.6 mhz
- Band 3 --- 2.0 to 3.6 mhz
Transmitter Type: Crystal or Master-Oscillator power amplifier.
Crystal Channels: Two per band
Types of Signals Transmitted
- CW, MCW, and Phone (AM)
Distance range
- CW (Continious Wave- Keying carrier)
  1. Ground Operation: 30 miles
  2. Vehicular Operation: 20 miles
- MCW (AM modulated CW- Keying tone)
  1. Ground Operation: 20 miles
  2. Vehiclular Operation: 10 miles
- Voice (AM modulated- Microphone)
  1. Ground Operation: 10 miles
  2. Vehicular Operation: 10 miles
- Antennas
  - Ground Operation: Whip or Long-Wire
  - Vehicular Operation: Whip
- Type of Modulation: Amplitude
- Number of Tubes: 5
- Weight: 29 lbs
- Power Output- PE-237/DY-88/DY-105/PP-327 Power Supplies {GN-58 PS}
  - In "HI" position
    - Phone/MCW: 7 Watts {3.6 Watts}
    - CW: 15 Watts {10 Watts}
  - In "LO" position
    - Phone/MCW: 1 Watt {1.2 Watts}
    - CW: 5 Watts {5 Watts}
  - Power Requirements: Early/Late Model
    - Transmitter Plate Voltage- 475 @ 90ma/580 @ 100ma
    - Transmitter Filaments- 6.5 @ 2 amperes
    - Keying Relay- 6.o @ .5/6.9 @ .575 ampere
  RECEIVER
  - Frequency Range
    - Band 1 --- 6.6 to 12.0 mhz
    - Band 2 --- 3.6 to 6.6 mhz
    - Band 3 --- 2.0 to 3.6 mhz
  - Receiver Type: Superhetrodyne
  - Types of Signals Received: CW, MCW, and AM Phone
  - Number of Tubes: 7
  - Weight: 8 lbs
  - Intermediate Frequency: 456 khz
  - Method of Calibration: Built-In crystal oscillator
  - Calibration points: 200 kc intervals
  - Power Required
    - A- Power 1.4 volts at .45 ampere
    - B- Power 105 volts at .02 ampere (Stdby: .017 ampere)
  - Antenna: Same as AN/GRC-9 Transmitter

GN-58 Hand Generator

CARATTERISTICHE TECNICHE

Source: TM 11-263/TO 31R2-2GRC9-1/June 1956

RECEIVER