FR-100B
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GENERAL
| Type | Amateur HF receiver |
|---|---|
| Frequency range | 10-80 m in seven bands 80 m: 3.5-4.1 MHz 40 m: 6.9-7.5 MHz 20 m: 13.9-14.5 MHz 15 m: 20.9-21.5 MHz 10 m A: 27.9-28.5 MHz 10 m B: 28.5-29.1 MHz (Optional) 10 m C: 28.9-29.5 MHz (Optional) WWV: 9.9-10.5 MHz (Optional) Plus another three optional 600 KHz bands |
| 80 m | 3.5-4.1 MHz |
| 40 m | 6.9-7.5 MHz |
| 20 m | 13.9-14.5 MHz |
| 15 m | 20.9-21.5 MHz |
| 10 m A | 27.9-28.5 MHz |
| 10 m B | 28.5-29.1 MHz (Optional) |
| 10 m C | 28.9-29.5 MHz (Optional) |
WWV
| Tuning steps | Analog / continuous |
|---|---|
| Frequency stability | Less than 100 Hz for 10% line fluctuation after warmup |
| Mode | AM / SSB / CW (FM option) |
| Channels / memory management | None |
| Power supply | Mains: 100 / 117 / 220 / 240 VAC |
| Current drain / power consumption | ~50 W |
| Antenna impedance / connector | 50-75 ohm / SO-239 |
| Dimensions (W*H*D) | 381*181*298 mm (15*7.12*11.75") |
| Weight | 12 Kg (26.46 lb) |
| Other features | ANL. 100 KHz XTAL calibrator |
RECEIVER SECTION
| Receiver system | Double conversion superheterodyne 1st IF: 5.355-5.955 MHz 2nd IF: 455 KHz |
|---|---|
| Sensitivity | 0.5 uV (10 dB S/N) |
| Selectivity | AM 4 KHz (-6 dB)7.5 KHz (-25 dB) AM (Narrow) 2.1 KHz (-6 dB)2.5 KHz (-60 dB) SSB 2.1 KHz (-6 dB)2.5 KHz (-60 dB) CW 5 KHz (-6 dB)2.5 KHz (-60 dB) NB! These are the figures according to the manual, but with several odd values, there may be typos in it. |
| Image rejection | 50 dB |
| AF output power / speaker | 2 W at 5% distortion / External only |
| External speaker connector | 4 and 600 ohm |
MISCELLANEOUS
| Manufactured | Japan, 1965-196x (Discontinued) |
|---|---|
| Additional info | See also the companion transmitter, the FL-100B |
| SP-100 ? | Matching speaker. 4 ohm FM detector unit |
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