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General |
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HAM bands | 70cm | ? | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m 2000m |
Freq. stability | ? | Afterwarm-up, overall drift is less than 50 c/s per hour under conditions of constant supply voltage and ambient temperature. | ± 90 Hz (at 25° C. for one year) |
Tuning steps | ? | ? | ? |
Receiver |
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RX-range | 430-440 MHz | 1-30 MHz | 0.1-30 MHz |
Modulations | FM N-FM | - | AM AM-sync FM CW USB LSB DSB |
Sensitivity | ? |
A1 reception, bandwidth 3 Kc/s; 1µV for 18dB signal-to-noise ratio. A2 reception, 30% modulated, bandwidth 3 Kc/s; 3µV for 18dB signal-to-noise ratio. |
<.35 µV (10 dB S+N/N) SSB @ 3 kHz |
Selectivity | ? | ? | 34 bandwidths selectable from 0.3 kHz to 8 kHz |
Filters | ? | ? | ? |
Receiver system | ? | ? | Triple conversion superheterodyne |
IF-freqs. | ? | ? |
1st: 45 MHz 2nd: 455 kHz 3rd: 12 kHz |
Image rejection | ? | ? | >60 dB typical |
Audio output | ? | 1 W @ 5% THD | 1 watt 4 Ohm |
Transmitter |
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TX-range | 430-440 MHz | - | - |
Modulations | FM N-FM | - | - |
RF-output | High: 5 W (depending on voltage), Medium: ? W, Low: ? W | ? | - |
Connections |
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Antenna | SMA | - | SO-239 + Clamps / screws |
Impedance | 50 Ω | 75 / 2000Ω | 50/450Ω |
Other | - | - | - |
Electrical |
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Power req. | 12-16V DC external or 7.2V DC internal | 100-125V and 200-250V, 45-65 c/s. | 13.8 V DC or mains |
Current RX | ? | 100W approx. | 1.5 A |
TX | ? | - | - |
Physical |
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Manufactured | Between 2003 and 200x | Between 19xx and 19xx in Great Britain | Between 2001 and 200x in USA |
Dimensions |
58 × 128 × 36 mm (2.28 × 5.04 × 1.42 in) |
482 × 267 × 510 mm (18.98 × 10.51 × 20.08 in) |
308 × 127 × 330 mm (12.13 × 5.00 × 12.99 in) |
Weight | 355 gr (12.5 oz) | 28.00 kg (61.8 lbs) rack mounted | 5.45 kg (12.0 lbs) |
Form factor | Unknown | Base Station | Base Station |
Other features |
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Memories | 100 channels in 1 bank(s) | ? | 1024 channels in 8 bank(s) |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | CTCSS/DCS. VOX. PC-programmable. | Automatic Volume Control | DSP |
Accessories | ? | ? | ? |
MPN | KENWOOD-TH-K000004E | RACAL-RA-000117 | TEN-TEC-RX-000350 |