| GENERAL |
| Type: | Amateur HF transceiver |
| Frequency range: |
10-160 m + WARC
| 160 m: | 1.8-2.0 MHz |
| 80 m: | 3.5-4.0 MHz |
| 40 m: | 7.0-7.3 MHz |
| 30 m: | 10.1-10.15 MHz + 10.0 MHz WWV receive |
| 20 m: | 14.0-14.35 MHz |
| 17 m: | 18.068-18.168 MHz |
| 15 m: | 21.0-21.45 MHz |
| 12 m: | 24.89-24.99 MHz |
| 10 m: | 28.0-29.7 MHz |
|
| Tuning steps: | Analog / continuous |
| Frequency stability: |
Within ±1 KHz during the first hour after 1 minute warmup.
Within 100 Hz during any 30 minute period thereafter.
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| Mode: | SSB / CW |
| Channels / memory management: | None |
| Repeater shift / offset: | No |
| Power supply: | Mains: 120 / 220 / 240 VAC (Fixed power cord) |
| Current drain / power consumption: | RX: 27 W (Heaters off)
TX: Max 295 W |
| Antenna impedance / connector: | 50-75 ohm / SO-239 |
| Dimensions (W*H*D): | 333*133*333 mm (13.3*5.3*13.3") |
| Weight: | 12.8 Kg (28.2 lb) |
| Other features: | NB. VOX. Speech processor. IF shift. 25 KHz calibrator. |
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| RECEIVER SECTION |
| Receiver system: |
Single conversion superheterodyne
IF: 8.83 MHz
|
| Sensitivity: | 0.25 uV (10 dB S+N/N) |
| Squelch sensitivity: | |
| Selectivity: |
SSB
2.4 KHz (-6 dB)
4.2 KHz (-60 dB)
CW (With optional YK-88C filter)
500 Hz (-6 dB)
1.5 KHz (-60 dB)
|
| Image rejection: | 60 dB |
| AF output power / speaker: | 1.5 W at ?% distortion / 8 ohm |
| External speaker connector: | TS "Minijack" (3.5 mm), 8-16 ohm |
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| TRANSMITTER SECTION |
| RF output power: |
| SSB (PEP): | ~100 W (220 W input) |
| CW (DC): | ~100 W (180 W input) |
|
| Modulation system: | |
| Max FM deviation (Factory set): | No FM |
| Spurious emissions: | Better than -60 dB |
| Microphone impedance / connector: | 500 ohm to 50 Kohm / 4-pin (Male locking ring jack) |
| Microphone input level: | ? mV |
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| MISCELLANEOUS |
| Manufactured: | Japan, 1981-198x (Discontinued) |
| Additional info: |
Tube hybrid.
New price 1981 in the UK: £504.00.
|
| Related documents: |
User manual (11 MB)
RF driver: 12BY7A
RF finals: Two 6146B
|
| Modifications and fixes: | |
| Reviews: | |
| Options / Accessories: |
AT-230
HC-10
HS-4
HS-5
MC-30S
MC-35
MC-50
PC-1
SM-220
SP-230
VFO-230
VFO-240
YK-88C
YK-88CN
YK-88SN
|
Antenna tuner. 10-160 m
Digital world clock
Communications headphones. 8 ohm
Deluxe headphone set. 8 ohm
Hand microphone. 4-pin, 500 ohm
Hand microphone. 4-pin, 50 Kohm
Desk microphone. 4-pin, 500 ohm/50 Kohm switchable
Phone patch
Station monitor
Matching external speaker with filters
External digital VFO
External analog VFO
500 Hz narrow CW filter. IF: 8.83 MHz
270 Hz narrow CW filter. IF: 8.83 MHz
1.8 KHz narrow SSB filter. IF: 8.83 MHz
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