| GENERAL |
| Type: | HF receiver |
| Frequency range: |
General european market
0.1-30 MHz
|
| Tuning steps: | 10 / 50 Hz, 1 KHz |
| Frequency stability: |
Less than 200 Hz @ switch-on
Less than 30 Hz after 60 mins warmup
|
| Mode: | AM / SSB / CW / RTTY (FM option) |
| Channels / memory management: |
32 regular
1 scan edge pair
|
| Power supply: | Mains: 100 / 117 / 200 / 220 / 235 VAC (3-pin IEC C14 connector)
or 12-14 VDC option |
| Current drain / power consumption: | Max 30 VA @ 235 VAC
Max ? mA @ 13.8 VDC |
| Antenna impedance / connector: |
Ant 1: Hi-Z / Spring terminal (0.1-1.6 MHz only)
Ant 2: 50 ohm / SO-239
|
| Dimensions (W*H*D): | 286*111*276 mm (11.25*4.37*10.87") |
| Weight: | 7.5 Kg (16.53 lb) |
| Other features: |
PBT and notch filter. NB. Dimmer. Tone control. Attenuator.
Continuous bandwidth control at 4th IF. CI-IV computer control.
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| RECEIVER SECTION |
| Receiver system: |
Triple conversion superheterodyne (FM option)
1st IF: 70.4515 MHz
2nd IF: 9.0115 MHz
3rd IF: 455 KHz
Quadruple conversion superheterodyne (AM/SSB/CW/RTTY)
1st IF: 70.4515 MHz
2nd IF: 9.0115 MHz
3rd IF: 455 KHz
4th IF: 9.0115 MHz
|
| Sensitivity: |
AM (10 dB S+N/N, preamp on)
0.1-1.6 MHz: 3 uV
1.6-30 MHz: <0.5 uV
SSB/CW/RTTY (10 dB S+N/N, preamp on)
0.1-1.6 MHz: 1 uV
1.6-30 MHz: <0.15 uV
FM (10 dB SINAD, preamp on)
1.6-30 MHz: <0.3 uV
|
| Selectivity: |
AM:
2.7-6 KHz (-6 dB)
15 KHz (-50 dB)
SSB/CW/RTTY:
0.5-2.3 KHz (-6 dB)
4.2 KHz (-60 dB)
CW-N/RTTY-N (With optional FL-32):
500 Hz (-6 dB)
1.5 KHz (-60 dB)
FM:
15 KHz (-6 dB)
25 KHz (-60 dB)
|
| Image rejection: | >60 dB |
| AF output power / speaker: | 3 W at ?% distortion / 8 ohm |
| External speaker connector: | 3.5 mm, 4-8 ohm |
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| MISCELLANEOUS |
| Manufactured: | Japan, 1984-1990 (Discontinued) |
| Additional info: |
Due to a patent conflict, the PBT was not available on later units.
Battery-backed BIOS-RAM. Special procedure to replace the
battery, or the radio will die!
The final production run introduced the new Icom logo with the red
ring and sleeker fonts.
|
| Related documents: |
User manual (4.5 MB)
RAM board battery replacement procedure (69 KB)
|
| Modifications and fixes: | |
| Reviews: | Amateur Radio: June 1984 |
| Options / Accessories: |
CR-64
FL-32
FL-44A
FL-63
IC-EX257
IC-EX309
IC-EX310
RC-11
|
High-stability crystal unit. ±0.5 ppm
CW narrow filter, 500 Hz (IF: 9 MHz)
SSB filter, 2.4 KHz (IF: 455 KHz)
CW narrow filter, 250 Hz (IF: 9 MHz)
FM unit
Interface unit
Voice synthesizer unit
Remote control unit, with IR remote controller
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