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HF Receiver | Solid state
Multimode QRP HF Transceiver
DMR Radio Power Amplifier

General

HAM bands 160m  80m  40m  20m  15m  10m  40m  30m (WARC)  20m  17m (WARC)  15m  2m  1.25m  70cm 
Freq. stability ? ± 3 p.p.m. (Si570 defined) typical over 0-50 °C ?
Tuning steps Continuous ? ?

Receiver

RX-range 550 kHz - 30 MHz in 4 bands 7-22 MHz (1.8-7 MHz via mod) 136-174 / 222-225 / 340-350 / 400-470 MHz
Modulations AM   CW   SSB   AM   FM   CW   USB   LSB   RTTY   SSTV   PSK31/63   All mode   DMR  
Sensitivity ? 0.2 µV w/o preamp ?
Selectivity ? CW: 50-1000 Hz
SSB: 250-3600 Hz
?
Filters ? 300 / 500 / 1.3 / 1.6 / 1.9 / 2.2 / 2.5 kHz (DSP) ?
Receiver system ? conversion superheterodyne Digital Direct Conversion / SDR ?
IF-freqs. 455 kHz ? ?
Image rejection ? ? ?
Audio output Internal speaker 8 ohms, .5 watts ?

Transmitter

TX-range - 40-15 m 136-174 / 222-225 / 340-350 / 400-470 MHz
Modulations - AM   FM   CW   USB   LSB   RTTY   SSTV   PSK31/63   All mode   DMR  
RF-output ? 3.5-8 W 30-40 W @ 2-5 W input

Connections

Antenna Clamps / screws BNC SO-239 + SMA
Impedance 50Ω 50Ω 50Ω
Other - - -

Electrical

Power req. Mains (110/220 V AC) 10.5-13.8 V DC 12~15 V DC
Current RX ? 350 mA ?
TX - 2 A max 4.5-6 A

Physical

Manufactured Between 1971 and 1982 in USA Between 2014 and 20xx in USA Between 2018 and 20xx in China
Dimensions 368 × 148 × 203 mm
(14.49 × 5.83 × 7.99 in)
? 115 × 35 × 135 mm
(4.53 × 1.38 × 5.31 in)
Weight 3.40 kg (7.5 lbs) 540 gr (1.2 lbs) 800 gr (1.8 lbs)
Form factor Base Station Portable Mobile

Other features

Memories None 100 channels in 1 bank(s) ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features BFO
S-Meter
? ?
Accessories ? ? ?
MPN HEATHKIT-SW-000717 LNR-PRECISION-LD-000005 VERO-GLOBAL-COMMUNICATION-VR-P000025D