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Desktop Shortwave Linear Amplifier
Desktop Shortwave Receiver
Q Multiplier

General

HAM bands 80m  40m  20m  15m  10m  80m  40m  20m  15m  10m  ?
Freq. stability ? ± 0.5 per 100 (± 0.5 kHz per MHz) ?
Tuning steps ? ± 10 kHz kHz ?

Receiver

RX-range ? 80-10 m ?
Modulations - AM   CW   -
Sensitivity ? 1 µV ?
Selectivity ? ? ?
Filters ? 5 xtals ?
Receiver system ? Double conversion, 12 valves ?
IF-freqs. ? 1st: 4.6 MHz
2nd: 467 kHz
?
Image rejection ? ≥ 70 dB ?
Audio output ? 2.5 W None

Transmitter

TX-range 10-80m - ?
Modulations CW   SSB   - -
RF-output SSB: 2 kW PEP, CW: 1 kW (with 100 W drive) ? ?

Connections

Antenna SO-239 - Clamps / screws
Impedance 50/75Ω 3.2 - 500Ω 50Ω
Other - - -

Electrical

Power req. Mains Mains Mains
Current RX ? 90 W ?
TX ? - ?

Physical

Manufactured Between 197x and 197x in USA Between 19xx and 19xx in Italy Between 1961 and 196x in USA
Dimensions 378 × 209 × 398 mm
(14.88 × 8.23 × 15.67 in)
516 × 254 × 260 mm
(20.31 × 10.00 × 10.24 in)
187 × 119 × 105 mm
(7.36 × 4.69 × 4.13 in)
Weight ? 12.45 kg (27.5 lbs) ?
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? Noise limiter
S-meter
?
Accessories ? ? ?
MPN HEATHKIT-SB-000221 GELOSO-G-000209 HEATHKIT-HD-000011