| GENERAL |
| Type: | HF receiver |
| Frequency range: |
0.15-26 MHz in multiple ranges)
0.15-0.535 MHz
1.5-4 MHz
4-4.5 MHz
6-6.5 MHz
8-9 MHz
12-13.5 MHz
16-17.5 MHz
22-23 MHz
25-26 MHz
Four extra 500 KHz ranges with optional XTALs
|
| Tuning steps: | Continuous |
| Frequency stability: | Less than 100 Hz for any 8 hour period after
1 hour warmup @ 25°C (77°F) ambient temp. |
| Mode: | AM / SSB / CW (RTTY option) |
| Channels / memory management: | None |
| Power supply: | Mains: 120 / 230 VAC
or 24 VDC |
| Current drain / power consumption: | Less than 18 W @ mains
Less than 250 mA @ 24 VDC |
| Antenna impedance / connector: | Below 4 MHz = Hi-Z / ?
Above 4 MHz = 50 ohm / SO-239 |
| Dimensions (W*H*D): | 482*178*279 mm (18.98*7.01*10.98") |
| Weight: | 6.4 Kg (14.11 lb), with rack mount |
| Other features: | 100 KHz crystal calibrator. 20 dB attenuator. |
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| RECEIVER SECTION |
| Receiver system: |
Double conversion superheterodyne
1st IF: 5.645 MHz
2nd IF: 50 KHz
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| Sensitivity: |
AM (20 dB SINAD)
0.350-0.535 MHz: 10 uV (10 dB SINAD)
1.5-4 MHz: 25 uV
4-26 MHz: 5 uV
SSB (20 dB SINAD)
0.350-0.535 MHz: 2.5 uV (10 dB SINAD)
1.5-4 MHz: 5 uV
4-26 MHz: 1 uV
|
| Selectivity: |
AM: 4.8 KHz (-6 dB), 10 KHz (-60 dB)
USB: 2.4 KHz (-6 dB), 7.2 KHz (-60 dB)
LSB/CW broad: 2.4 KHz (-6 dB), 7.2 KHz (-60 dB)
CW narrow: 400 Hz (-6 dB), 2.7 KHz (-60 dB)
|
| Image rejection: | Below 15 MHz: -60 dB
Above 15 MHz: -50 dB |
| AF output power / speaker: | 3 W at ?% distortion / 4 ohm |
| External speaker connector: | |
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| MISCELLANEOUS |
| Manufactured: | USA, 1971-1977 (Discontinued) |
| Additional info: | |
| Related documents: | |
| Modifications and fixes: | |
| Reviews: | |
| Options / Accessories: |
5-NB
RY-4
?
?
?
|
Noise blanker
RTTY adapter
Desk mounting cabinet
Line amplifier
Accessory range crystals
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