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Desktop HF/50MHz TRANSCEIVER
QRP SDR HF Transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m  4m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m 
Freq. stability Less than ±0.5 p.p.m. (–10˚C to +60˚C; 14˚F to 140˚F) ± 1.5 p.p.m. ± 0.5 p.p.m. with optional TCXO
Tuning steps 1 Hz 1 Hz

Receiver

RX-range RX: 0.03-74.8 MHz (some bands not guaranteed) 1.8-30 MHz
Modulations AM   FM   CW   USB   LSB   RTTY   AM   FM   CW   USB   LSB   DV  
Sensitivity SSB/CW (at 10dB S/N)
0.5-1.8MHz: -
1.8-29.995MHz: 0.16μV
28.0-29.7MHz: -
50MHz band: 0.13μV

AM (at 10dB S/N)
0.5-1.8MHz: 12.6μV
1.8-29.995MHz: 2.0μV
28.0-29.7MHz: -
50MHz band: 1.0μV

FM (at 12dB SINAD)
0.5-1.8MHz: -
1.8-29.995MHz: -
28.0-29.7MHz: 0.5μV
50MHz band: 0.25μV
≥ -115 dBm / 0.11~0.89 μV
Selectivity SSB (BW: 2.4KHz)
More than 2.4kHz/–6dB
Less than 3.4kHz/–40dB

CW (BW: 500Hz)
More than 500Hz/–6dB
Less than 700Hz/–40dB

RTTY (BW: 500Hz)
More than 500Hz/–6dB
Less than 800Hz/–40dB

AM (BW: 6kHz)
More than 6.0kHz/–6dB
Less than 10kHz/–40dB

FM (BW: 15kHz)
More than 12.0kHz/–6dB
Less than 22kHz/–40dB
SSB 2.3 kHz (-6 dB)
CW 500 Hz (-6 dB)
Filters ? ?
Receiver system Direct Sampling Superheterodyne SDR
IF-freqs. 36 kHz ?
Image rejection More than 70dB ?
Audio output More than 2.5W (at 10% distortion with an 8Ω load, 1kHz) 8 ohm, 0.5 W

Transmitter

TX-range 1.8-1.999 / 3.5-3.999 / 5.255-5.405* / 7-7.3 / 10.1-10.15 / 14-14.35 / 18.068-18.168 / 21-21.45 / 24.89-24.99 / 28-29.7 / 50-54 MHz 160-10 m
Modulations AM   FM   CW   USB   LSB   RTTY   FM   CW   USB   LSB   DV  
RF-output SSB/CW/FM/RTTY: 2–100W, AM: 1–25W 5-15 W

Connections

Antenna SO-239 BNC
Impedance 50Ω 50Ω
Other - -

Electrical

Power req. 13.8V DC ±15% 9-15 V DC
Current RX 0.9A typical (Standby), 1.25A (Maximum audio) 450 mA
TX 21A (at 100W output power) 3 A max

Physical

Manufactured Between 2016 and 20xx Between 2017 and 20xx in China
Dimensions 240 × 94 × 238 mm
(9.45 × 3.70 × 9.37 in)
215 × 74 × 62 mm
(8.46 × 2.91 × 2.44 in)
Weight 4.20 kg (9.3 lbs) 613 gr (1.4 lbs)
Form factor Base Station Mobile

Other features

Memories 101 channels in bank(s) ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features Real-time spectrum scope
Built-in automatic antenna tuner
101 channels (99 regular, 2 scan edges)
SD memory card slot for saving data
Cooling fan system
Multi-function meter
CW functions: full break-in, CW reverse, CW auto tuning
SSB, CW, RTTY, AM, FM modes
Remote control via PC (RS-BA1 IP remote control software)
Spectrum waterfall display
Noise Reduction
Automatic notch filter
SWR-meter
Supply voltage meter
AF-meter
Accessories ? ?
MPN ICOM-IC-007300 RISEN-RS-000918SSB