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Icom IC-R75
Specifications

Return to ICOM IC-R75

Communications Receivers 

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IC-R75 Specifications

 

General
  • Frequency Coverage: 0.03 - 60.000000 MHz
    (Guaranteed: 0.1 - 29.99 MHz and 50 - 54 MHz only)
  • Mode: USB, LSB, CW, RTTY, AM, FM
  • Number of memory channels: 101 (99 regular, 2 scan edges)
  • Frequency stability: Less than 7 ppm from 1 min. to 60 min. after power on. After that rate of stability less than 1 ppm/hr. at +25C (=77F). Temperature fluctuations 0C to +50C (+32F to +122F) less than 5 ppm.
  • Power Supply Requirement: 13.8 V DC 15% (negative ground)
  • Current drain (at 13.8 V DC): Standby: 0.9 A, Maximum audio: 1.1 A
  • Power Adapter Supplied: Icom AD55A 120 VAC 60 Hz 35W
  • Antenna connector: SO-239 (50 ), push connection terminal (500 )
  • Dimensions (WHD): 9.5 x 3.7 x 9.1 inches (241x94x229 mm)
  • Weight: 6 lb, 10 oz (3.0 kg).
  • REMOTE connector: RS-232C D-sub 9-pin
  • CI-V connector: 2-conductor 3.5 mm (1/8")
Receiver
  • Receive system: Triple conversion superheterodyne
  • Intermediate frequencies:
    Mode 1st (MHz) 2nd (MHz) 3rd (kHz)
    USB/LSB* 69.0115 9.0115 455
    CW* 69.0106 9.0106 455.9
    RTTY* 69.0105 9.0105 456
    AM*/S-AM 69.0100 9.0100 450
    FM 69.0115 9.0115 450
    *May differ according to selected IF filter.
  • Sensitivity:
    Frequency Range SSB/CW/RTTY AM/S-AM FM
    0.1 - 1.8 MHz (Preamp OFF) 2.0 V 5.6 V -
    1.8 - 28 MHz (Preamp 1 ON) 0.16 V 1.60 V -
    28 - 29.99 MHz (Preamp 1 ON) 0.16 V 1.60 V 0.22 V
    50 - 54 MHz (Preamp 2 ON) 0.13 V 1.00 V 0.20 V
  • SQL sensitivity (threshold):
    • SSB, CW, RTTY: Less than 5.6 V (Preamp 1 ON)
    • FM: Less than 0.32 V (Preamp 2 ON)
  • Selectivity:
    • SSB, CW, RTTY: More than 2.1 kHz/-6dB, Less than 4.0 kHz/-60dB
    • AM, S-AM: More than 6 kHz/-6dB, Less than 20 kHz/-60dB FM: More than 12 kHz/-6dB, Less than 30 kHz/-60dB
  • Spurious and image rejection ratio: More than 70 dB (except IF through/50 MHz band)
  • Audio Output Power (at 13.8 V DC): More than 2.0 W at 10% distortion with an 8 load
  • PHONES connector: 3-conductor 6.35 (d) mm (1/4")
  • External SP connector: 2-conductor 3.5 mm (1/8 in)/4-8

 


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