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Desktop ULF/VLF Receiver
Desktop HF Receiver

General

Current value
USD 188 ~ USD 349 (similar rigs)
USD 188 ~ USD 349 (similar rigs)
Rating 1 review No reviews yet
HAM bands 2000m  ?
Freq. stability ? ?
Tuning steps Continuous Continuous

Receiver

RX-range 15-500 / 500-1500 kHz (2 ranges, 7 bands) 0.54-1.62 / 6-18 MHz
Modulations AM   CW   FSK   FM  
Sensitivity 6 µV ?
Selectivity ? ?
Filters 0.1 / 1 / 2 / 4 / 8 kHz ?
Receiver system Double conversion cuperheterodyne, including circuit arragement for cancelling drift of crystal oscillator (34 tubes) ?
IF-freqs. ? ?
Image rejection ? ?
Audio output 500 mW unbalanced, 10 mW balanced ?

Transmitter

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

Connections

Antenna Proprietary -
Impedance 125Ω ?
Other - -

Electrical

Power req. Mains (115/230 V AC) Mains
Current RX 250 W with oven on, 150 W when oven off ?
TX - -

Physical

Manufactured Between 1951 and 19xx in USA Between 1951 and 1952 in USA
Dimensions 483 × 267 × 438 mm
(19.02 × 10.51 × 17.24 in)
?
Weight 37.20 kg (82.1 lbs) including power supply PP-621/URR ?
Form factor Base Station Base Station

Other features

Memories None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features Operating altitude up to 10,000 feet ?
Accessories ? ?
MPN COLLINS-R-000389/URR HALLICRAFTERS-S-000080