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General |
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HAM bands | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m | 80m 40m 20m 15m 11m (CB) 10m | 160m 80m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 6m 10m |
Freq. stability | Within 300 Hz if the nearest 100 kHz calibration point is used to adjust the fiducial | ? | 0.02 p.p.m. OCXO |
Tuning steps | Continuous | Continuous | 1 Hz |
Receiver |
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RX-range | 0.54-30.5 MHz in 30 bands | 0.54-34 MHz in 4 bands | 30 kHz – 77 MHz |
Modulations | AM CW | AM CW | AM N-FM CW USB LSB DSB RTTY |
Sensitivity |
Band 1: Less than 15 µV for 10 dB S/N Bands 2 to 30: Less than 5 µV for 10 dB S/N |
? | ? |
Selectivity | 1 / 3 / 6 / 10 kHz | ? | ? |
Filters | ? | ? | ? |
Receiver system | Triple Conversion Superheterodyne | Single conversion (8 tubes) | SDR, Direct Digital Sampling |
IF-freqs. | ? | 455 kHz | ? |
Image rejection | ? | ? | ≥ 100 dB |
Audio output | External 270G-3 Speaker, 2.5 W | Internal speaker | 1W diagnostic speaker |
Transmitter |
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TX-range | - | - | 160-6 m |
Modulations | - | - | AM N-FM CW USB LSB DSB RTTY |
RF-output | ? | - | 1-100W SSB, CW, FM, RTTY, DIGITAL; 1-30W AM |
Connections |
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Antenna | SO-239 | Clamps / screws | BNC + SO-239 |
Impedance | 50Ω | 50-600Ω | 5-500Ω |
Other | - | - | - |
Electrical |
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Power req. | Mains (110-120 / 220-240 V AC) | Mains (105-125 V AC, 50/60 Hz) | 13.8V DC ± 15% |
Current RX | 85 W | ? | 1.5 A |
TX | - | - | 23 A |
Physical |
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Manufactured | Between 1952 and 1956 in USA | Between 1959 and 1963 in USA | Between 2013 and 20xx in USA |
Dimensions |
536 × 317 × 333 mm (21.10 × 12.48 × 13.11 in) |
476 × 216 × 259 mm (18.74 × 8.50 × 10.20 in) |
330 × 305 × 102 mm (12.99 × 12.01 × 4.02 in) |
Weight | 19.50 kg (43.0 lbs) | 14.50 kg (32.0 lbs) | 5.90 kg (13.0 lbs) |
Form factor | Base Station | Base Station | Headless |
Other features |
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Memories | None | None | ? |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | ? | •¼" Head. Jack • AVC ON/OFF • BFO • Bandspread • RF Gain • ANL • Mute Line • Speaker Terminals • Tone • Standby • Speaker |
SDR (Software Defined Radio) Ethernet CPU / DSP: TMS320DM8168CYG4 RISC processor: 1.4 GHz ARM CortexTM-A8/NEON DSP processor: 1.2 GHz TMS320C647x 32-bit FP DSP Floating Point Operations: 121 GFLOPS |
Accessories | ? | ? | ? |
MPN | COLLINS-000051J-3 | HALLICRAFTERS-S-000108 | FLEXRADIO-FLEX-006700 |