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Icom IC-775DSP
Specifications

Return to 775DSP

Discontinued HF Transceivers 

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IC-775DSP Specifications

General
  • Frequency Coverage:
    • Receive
      • 100 kHz-29.990 MHz
    • Transmit
      •   1,800-  1.999999 MHz
      •   3.500-  3.999999 MHz
      •   7.000-  7.3000 MHz
      • 10.100-10.150 MHz
      • 14.000-14.350 MHz
      • 18.068-18.168 MHz
      • 21.000-21.450 MHz
      • 24.890-24.990 MHz
      • 28.000-29.700 MHz
  • Mode: SSB, CW, AM, FM, RTTY
  • Number of memory channels: 101(99 regular, 2 scan edges)
  • Antenna impedance: 50 ohms nominal
  • Usable temperature range: -10C to 60C (14F to140F)
  • Frequency stability: Less than 200 Hz from 1 min. to 60 min. after power ON. After that rate of stability less than 30 Hz/hr. at + 25C (+77F). Temperature fluctuations OC to +50C (+32F to + 122F) less than 350 Hz
  • Power supply requirement: 120 V Type 85-135 V AC 230 V Type 187-265 V AC (switchable)
  • Power consumption:
    • Transmit: max. power 760 VA
    • Receive: squelched 140 VA, max. audio 150 VA
  • Dimensions:
    • 424(W) X 150(H) X 390(D) mm
    • 16 11/16(W) X 5 29/32(H) X 15 11/32(D) in
  • Weight: IC-775DSP 16.7 kg (36.8 lb), IC-775 16.5 kg (36.4 lb)

 

Transmitter
  • Output power:
    • SSB/SW/RTTY/FM 5-200 W
    • AM 5-50 W
    • (continuously adjustable)
  • Spurious emissions: Less than -60 dB
  • Carrier suppression: More than 40 dB
  • Unwanted sideband suppression: More than 55 dB
  • Microphone impedance: 600 ohms

 

Receiver
  • Receive system
    • SSB, CW, RTTY, AM: Quadruple conversion superheterodyne
    • FM: Triple conversion superheterodyne
  • Intermediate frequencies
    MODE SSB CW, RTTY AM FM
    1st 69.0115 MHz 69.0106 MHz 69.0100 MHz 69.0100 MHz
    2nd 9.0115 MHz 9.0106 MHz 9.0100 MHz 9.0100 MHz
    3rd 455 kHz 455 kHz 455 kHz 455 kHz
    4th 10.695 MHz 10.695 MHz 10.695 MHz -
     
  • Sensitivity (Preamp 1 On)
    • SSB, CW, RTTY (10 dB S/N):
      • 100 - 500 kHz, less than 2.0 V
      • 1.8 - 29.9 MHz, less than 0.16 V
    • AM (10 dB S/N):
      • 0.5 - 1.8 MHz, less than 13.0 V
      • 1.8-29.99 MHz, less than 2.0 V
    • FM (12 dB SINAD):
      • 28-29.99 MHz, less than 0.5 V
  • Squelch Sensitivity (Preamp 1 ON)
    • SSB, CW, RTTY, AM: Less than 3 2 V at threshold
    • FM: Less than 0 32 V at threshold
  • Selectivity (normal filter selection)
    • SSB: More than 2 4 kHz/- 6 dB
    • Less than 4 0 kHz/ -60 dB
    • CW, RTTY: More than 500 Hz/-6 dB
    • Less than 1 0 kHz/-60 dB
    • AM: More than 2 4 kHz/-6 dB
    • Less than 4 0 kHz/-60 dB
    • FM: More than 15.0 kHz/-6 dB
    • Less than 30.0 kHz/-60 dB
  • Spurious and image rejection ratio: More than 70 dB
  • Audio output power: More than 2.6 W at 10% distortion with an 8-ohm load
  • RIT/deltaTX (variable range) 9.999 kHz

 

Antenna Tuner
  • Matching impedance range: 16.7 - 150 ohms unbalanced (Less than VSWR 3 : 1)
  • Minimum operating input power: 8 W
  • Tuning accuracy: VSWR 1.5 : 1 or less
  • Insertion loss: Less than 1.0 dB (after tuning)

 


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