| GENERAL |
| Type: | HF/VHF receiver |
| Frequency range: |
0.52-30 MHz / 88-108 MHz in 10 bands:
| MW: | 0.52-1.6 MHz |
| SW1: | 1.6-3.0 MHz |
| SW2: | 3.0-7.0 MHz |
| SW3: | 7.0-11.0 MHz |
| SW4: | 11.0-15.0 MHz |
| SW5: | 15.0-19.0 MHz |
| SW6: | 19.0-23.0 MHz |
| SW7: | 22.0-26.0 MHz |
| SW8: | 26-30 MHz |
| FM: | 88-108 MHz |
|
| Tuning steps: | Continuous |
| Frequency stability: | Less than 500 Hz (SW2-8), after 30 minutes warmup |
| Mode: | AM / SSB / CW / WFM |
| Channels / memory management: | None |
| Power supply: | Mains: 110-125 VAC
or 12 VDC (Eight LR20 / D batteries)
or 12 VDC external (Barrel connector) |
| Current drain / power consumption: | ? mA |
| Antenna impedance / connector: |
50 ohm / SO-239
Hi-Z / ?
Also built-in ferrite bars for LW/MW
and telescopic whip for FM
|
| Dimensions (W*H*D): | 482*200*354 mm (18.98*7.87*13.94") |
| Weight: | 9.1 Kg (20 lb) |
| Other features: | Blue fluorescent frequency display. Battery- and S-meter. |
|
|
|
|
| RECEIVER SECTION |
| Receiver system: |
Single conversion superheterodyne (MW/SW1/WFM)
1st IF: 455 KHz (MW/SW1) - 10.7 MHz (FM)
Double conversion superheterodyne (SW2-8)
1st IF: 2 MHz
2nd IF: 455 KHz
|
| Sensitivity: |
AM/SSB/CW (10 dB S/N)
MW: 60 uV/m
SW1: 1 uV
SW2: 1.3 uV
SW3: 0.8 uV
SW4: 1.2 uV
SW5: 1.2 uV
SW6: 1.2 uV
SW7: 2.0 uV
SW8: 1.4 uV
WFM (26 dB S/N)
3 uV (26 dB S/N)
|
| Selectivity: |
WFM:
400 KHz (-35 dB)
800 KHz (-70 dB)
AM Wide:
5 KHz (-6 dB)
30 KHz (-60 dB)
AM Narrow:
3.4 KHz (-6 dB)
12 KHz (-60 dB)
|
| Image rejection: | |
| AF output power / speaker: | 2 W at ?% distortion / 4 ohm |
| External speaker connector: | |
|
|
|
|
| MISCELLANEOUS |
| Manufactured: | Japan, 1979-1983 (Discontinued) |
| Additional info: | This is the US version of DR-49. |
| Related documents: |
User manual (2.6 MB)
Service manual (4.8 MB)
|
| Modifications and fixes: | |
| Reviews: | |
| Options / Accessories: |
|
