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Mobile HF/VHF Receiver
Desktop Shortwave Transceiver
Desktop Shortwave Linear Amplifier

General

HAM bands ? 80m  40m  20m  15m  10m  80m  40m  20m  15m 
Freq. stability ? ≤ 20 Hz per °C after 30 minute warmup ?
Tuning steps ? Continuous, 17 kHz per revolution of the main tuning knob ?

Receiver

RX-range 0.525-1.61 / 3.2-30 / 88-108 MHz (USA)
0.15-0.4 / 0.525-1.61 / 3.2-30 / 88-108 MHz (Europe)
10-80 m ?
Modulations AM   W-FM   CW   SSB   CW   SSB   -
Sensitivity ? <1 µV (10 dB S+N/N) ?
Selectivity ? 0.5 / 1.0 / 2.5 kHz ?
Filters ? - ?
Receiver system ? Double direct conversion ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? Internal speaker + 1 W output @ 8 Ohms ?

Transmitter

TX-range - 10-80 m 15-80m
Modulations - CW   CW   SSB  
RF-output ? 30-40 W 600 W output with 100 W drive

Connections

Antenna Built-in sweep SO-239 SO-239
Impedance ? 35-75Ω 50/75Ω
Other - - -

Electrical

Power req. Mains or 9V DC (6LR20 / D) 12V DC or mains Mains
Current RX ? ? ?
TX - ? 8 A @ 240 V AC, 16 A @ 120 V AC

Physical

Manufactured Between 1978 and 1979 in Japan Between 197x and 197x in USA Between 19xx and 19xx in USA
Dimensions 381 × 246 × 120 mm
(15.00 × 9.69 × 4.72 in)
318 × 156 × 305 mm
(12.52 × 6.14 × 12.01 in)
378 × 168 × 340 mm
(14.88 × 6.61 × 13.39 in)
Weight 3.90 kg (8.6 lbs) 7.03 kg (15.5 lbs) 15.85 kg (35.0 lbs)
Form factor Mobile Base Station Base Station

Other features

Memories ? None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? Full QSK ?
Accessories ? ? ?
MPN NATIONAL-/-PANASONIC-DR-000028 TEN-TEC-CENTURY-000021-(570) HEATHKIT-SB-000201