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Desktop Shortwave VFO
Desktop Shortwave receiver
Q Multiplier

General

HAM bands ? ? ?
Freq. stability ? Less than 200 Hz per 8 hour at 0-40 °C and ±10% variation in line voltage after 0.5 hour warmup ?
Tuning steps ? 10 / 1 MHz / 100 kHz ?

Receiver

RX-range - 0.1-30 MHz ?
Modulations - AM   CW   USB   LSB   ISB   RTTY   -
Sensitivity ? 0.01-0.5 MHz
< 4 µV for 10 dB SINAD @ 2.4 kHz SSB
< 25 µV for 10 dB SINAD @ 6 kHz AM
0.5-30 MHz
< 0.3 µV for 10 dB SINAD @ 2.4 kHz SSB
< 2.0 µV for 10 dB SINAD @ 6 kHz AM
?
Selectivity ? 6 kHz @ -6 dB, 11.5 kHz @ -60 dB
2.4 kHz @ -6 dB, 4.3 kHz @ -60 dB
1.2 kHz @ -6 dB, 2.4 kHz @ -60 dB
0.3 kHz @ -6 dB, 0.6 kHz @ -60 dB
?
Filters ? 6 / 2.4 / 1.2 / 0.3 kHz Optional filters available ?
Receiver system ? Double / triple conversion ?
IF-freqs. ? Output: 50 kHz ?
Image rejection ? ≥ 60 dB below 10 MHz ≥ 50 dB above 10 MHz ?
Audio output ? 2 W @ 5% THD None

Transmitter

TX-range ? - ?
Modulations - - -
RF-output ? ? ?

Connections

Antenna - SO-239 Clamps / screws
Impedance ? 1000 / 50Ω 50Ω
Other - - -

Electrical

Power req. ? 120 / 240 V AC ± 10% single fase 50~420 Hz Mains
Current RX - 35 W ?
TX ? - ?

Physical

Manufactured Between 1959 and 196x in USA Between 1971 and 19xx Between 1961 and 196x in USA
Dimensions ? 340 × 140 × 380 mm
(13.39 × 5.51 × 14.96 in)
187 × 119 × 105 mm
(7.36 × 4.69 × 4.13 in)
Weight ? 7.70 kg (17.0 lbs) ?
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Commercial / Land mobile communication Amateur / Ham radio operators
Features ? Nixie tube display
BFO
Noise blanker
AVC (Automatic Volume Control
?
Accessories ? ? ?
MPN COLLINS-000399C-1 DRAKE-DSR-000002 HEATHKIT-HD-000011