| GENERAL |
| Type: | HF receiver |
| Frequency range: | 0.15-30 MHz |
| Tuning steps: | Analog / continuous |
| Frequency stability: |
Less than ±1 KHz from 1 to 30 minutes after power on
Less than ±300 Hz thereafter
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| Mode: | AM / FM / SSB / CW |
| Channels / memory management: |
Optional RAM storage with battery backup (Three R6 / AA batteries)
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| Power supply: |
Mains: 100 / 120 / 220 / 240 VAC (3-pin IEC C14 connector)
or 12 VDC option
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| Current drain / power consumption: | 33 VA (Without optional memory unit) |
| Antenna impedance / connector: |
Below 2 MHz: 500 ohm / Spring terminals
Above 2 MHz: 50 ohm / SO-239
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| Dimensions (W*H*D): | 334*129*225 mm (13.15*5.08*8.86") |
| Weight: | 6 Kg (13.23 lb), without optional memory unit |
| Other features: | NB. Tone control. Dimmer. 20 dB attenuator. Clock/timer. |
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| RECEIVER SECTION |
| Receiver system: |
Double conversion superheterodyne
1st IF: 48.055 MHz
2nd IF: 455 KHz
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| Sensitivity: |
AM (10 dB S/N)
0.15.0.3 MHz: 30 uV (500 ohm)
0.3-2 MHz: 25 uV (500 ohm)
2-30 MHz: 5 uV
FM (12 dB SINAD)
2-30 MHz: 1 uV
SSB/CW (10 dB S/N)
0.15-0.3 MHz: 3 uV (500 ohm)
0.3-2 MHz: 2 uV (500 ohm)
2-30 MHz: 0.5 uV
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| Selectivity: |
AM Wide
12 KHz (-6 dB)
25 KHz (-50 dB)
AM Medium
6 KHz (-6 dB)
15 KHz (-50 dB)
AM Narrow
2.7 KHz (-6 dB)
8 KHz (-50 dB
FM
15 KHz (-6 dB)
30 KHz (-40 dB)
SSB/CW
2.7 KHz (-6 dB)
8 KHz (-50 dB)
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| Image rejection: | |
| AF output power / speaker: | 1.5 W at 10% distortion / 8 ohm |
| External speaker connector: | 3.5 mm, 4-16 ohm |
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| MISCELLANEOUS |
| Manufactured: | Japan, 1981-1984 (Discontinued) |
| Additional info: | |
| Related documents: | User manual (4.9 MB) |
| Modifications and fixes: | |
| Reviews: | Radio & Television (Sweden): #1, January 1983, page 5 |
| Options / Accessories: |
DC-7700
MU-7700
FRA-7700
FRT-7700
FRV-7700
SP-901
YR-901
YVM-1
|
12 VDC option
Memory unit, 12 regular memories
Active antenna unit. 0.15-30 MHz
External antenna tuner. 0.15-30 MHz
External VHF converter. Six different versions!
External speaker
CW/RTTY unit
Video monitor for YR-901
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