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IC-R75

HF+50 MHz All mode Communcations Receiver

specifications

Specifications

General
Frequency coverage 0.03–60.000000 MHz*
*0.03–29.999999 MHz only for Asia version; specifications 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 +25°C (+77°F). Temperature fluctuations
0°C to +50°C (+32°F to +122°F) less than ±5 ppm.
Power supply requirement 13.8 V DC ±15% (negative ground)
Current drain (at 13.8 V DC)
Standby
Max. audio
 
0.9 A
1.1 A
Antenna connector SO-239 (50 Ω), push connection terminal (500 Ω)
Dimensions 241(W) × 94(H) × 229(D) mm
912(W) × 3116(H) × 9132(D) in
Weight (approx.) 3.0 kg; 6 lb 10 oz
REMOTE connector RS-232C D-sub 9-pin
CI-V connector 2-conductor 3.5 (d) mm (18″)
Receiver
Receive system Triple-conversion super heterodyne system

Intermediate frequencies

  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* 69.0100 9.0100 450
FM* 69.0115 9.0115 450
*May differ according to selected IF filter.
Sensitivity
Frequency Range

SSB/CW/RTTY

10 dB S/N

AM

10 dB S/N

FM

12 dB SINAD

0.1–1.8 MHz*1 2.0 μV 5.6 μV
1.8–28 MHz*2 0.16 μV 1.6 μV
28–29.99 MHz*2 0.16 μV 1.6 μV 0.22 μV
50–54 MHz*3 0.13 μV 1.0 μV 0.2 μV

*1 Preamp: OFF; *2 Preamp 1: ON; *3 Preamp 2: ON

SQL sensitivity (threshold)

SSB, CW, RTTY Less than 5.6 μV*1
FM Less than 0.32 μV *2

*1 Preamp 1: ON

*2 Preamp 2: ON

Selectivity
SSB, CW, RTTY
 
AM
 
FM
 
More than 2.1 kHz/–6 dB
Less than 4.0 kHz/–60 dB
More than 6 kHz/–6 dB
Less than 20 kHz/–50 dB
More than 12 kHz/–6 dB
Less than 30 kHz/–40 dB
Spurious and image rejection ratio More than 70 dB (except IF through/50 MHz band)
Audio output power More than 2.0 W at 10% distortion with an 8Ω load
PHONES connector 3-conductor 6.35 (d) mm (14″)
External SP connector 2-conductor 3.5 (d) mm (18″)/8Ω

The IC-R75 has been tested to and passed the MIL-STD requirements and strict environmental standards for shock (MIL 810C, D, E) and vibration
(MIL 810C, D, E).

All stated specifications are typical and subject to change without notice or obligations.

Supplied accessories:

  • AC adapter or DC power cable (depending on version)
  • Spare fuse

Rear panel view

Rear Panel R75

 

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