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Desktop ULF/VLF Receiver
Desktop Transceiver
Handheld VHF Transceiver

General

HAM bands 2000m  11m (CB)  2m 
Freq. stability ? ? ?
Tuning steps Continuous ? 5 kHz

Receiver

RX-range 15-500 / 500-1500 kHz (2 ranges, 7 bands) 24-32 MHz 144-148 MHz
Modulations AM   CW   FSK   AM   FM   CW   SSB   FM  
Sensitivity 6 µV ? ≥ 0.3 mV for 20 dB SINAD
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) ? PLL synthesizer
IF-freqs. ? ? ?
Image rejection ? ? 65 dB
Audio output 500 mW unbalanced, 10 mW balanced ? 0.5 W @ 10% THD

Transmitter

TX-range - 24-32 MHz 144-148 MHz
Modulations - AM   FM   CW   SSB   FM  
RF-output ? 150 W ≥ 1.5 W

Connections

Antenna Proprietary - BNC + Built-in telescopic
Impedance 125Ω ? 50Ω
Other - - -

Electrical

Power req. Mains (115/230 V AC) ? 9.6 V DC (8 × NiCd)
Current RX 250 W with oven on, 150 W when oven off ? 17 mA
TX - ? 400 mA max

Physical

Manufactured Between 1951 and 19xx in USA Between 19xx and 19xx Between 1979 and 198x
Dimensions 483 × 267 × 438 mm
(19.02 × 10.51 × 17.24 in)
? 62 × 165 × 40 mm
(2.44 × 6.50 × 1.57 in)
Weight 37.20 kg (82.1 lbs) including power supply PP-621/URR ? 400 gr (14.1 oz)
Form factor Base Station Base Station Handheld

Other features

Memories None ? 800 channels in 1 bank(s)
Usage Amateur / Ham radio operators Citizen Band (27Mc) Amateur / Ham radio operators
Features Operating altitude up to 10,000 feet ? ?
Accessories ? ? ?
MPN COLLINS-R-000389/URR RANGER-RCI-002995DX TEMPO-SYNCOM-S000001