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Desktop ULF/VLF Receiver
Triple-band FM Transceiver

General

HAM bands 2000m  2m  1.25m  70cm 
Freq. stability ? ± 2.5 p.p.m.
Tuning steps Continuous 2.5 / 5 / 6.25 / 10 / 12.5 / 25 kHz

Receiver

RX-range 15-500 / 500-1500 kHz (2 ranges, 7 bands) 65-108 / 136-174 / 200-260 / 400-520 MHz
Modulations AM   CW   FSK   FM   N-FM   W-FM  
Sensitivity 6 µV ≤ 0.2 µV (12 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) Superheteodyne
IF-freqs. ? ?
Image rejection ? 65/60 dB
Audio output 500 mW unbalanced, 10 mW balanced 1 W

Transmitter

TX-range - 136-174 / 200-260 / 400-520 MHz
Modulations - FM   N-FM  
RF-output ? 1 / 8 W

Connections

Antenna Proprietary SMA
Impedance 125Ω 50Ω
Other - -

Electrical

Power req. Mains (115/230 V AC) 7.4 V DC Li-ion, 1800 mAh
Current RX 250 W with oven on, 150 W when oven off 380 mA max, ≤ 75 mA in standby
TX - 1.4 A max

Physical

Manufactured Between 1951 and 19xx in USA Between 2019 and 202x in China
Dimensions 483 × 267 × 438 mm
(19.02 × 10.51 × 17.24 in)
60 × 112 × 35 mm
(2.36 × 4.41 × 1.38 in)
Weight 37.20 kg (82.1 lbs) including power supply PP-621/URR ?
Form factor Base Station Handheld

Other features

Memories None 128 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features Operating altitude up to 10,000 feet CTCSS/PL + DCS
DTMF
VOX
LED flashlight
Roger beep
PC-programmable.
Accessories ? ?
MPN COLLINS-R-000389/URR BAOFENG-UV-000005R-PRO