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Desktop Shortwave Transceiver
Desktop Shortwave Transmitter
SmartSDR transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  80m  40m  20m  15m  11m (CB)  10m  160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m 
Freq. stability ± 1 ppm ? 0.02 p.p.m. OCXO
Tuning steps ? ? 1 Hz

Receiver

RX-range 0.135-30 MHz - 30 kHz – 77 MHz
Modulations AM   FM   CW   USB   LSB   - AM   N-FM   CW   USB   LSB   DSB   RTTY  
Sensitivity AM
0.15-1.8 MHz: 10 µV
1.8-30 MHz: 2 µV
FM 28-30 MHz: 0.5 µV
SSB 0.15-1.8 MHz: 1 µV
CW 1.8-30 MHz: 0.25 µV
? ?
Selectivity AM Narrow 2.4 kHz (-6 dB), 4.5 kHz (-60 dB)
AM/FM 6 kHz (-6 dB), 18 kHz (-60 dB)
SSB/CW 2.4 kHz (-6 dB), 4.5 kHz (-60 dB)
? ?
Filters ? ? ?
Receiver system Double conversion superheterodyne ? SDR, Direct Digital Sampling
IF-freqs. 1st: 71.75 MHz
2nd: 455 kHz
? ?
Image rejection 70 dB ? ≥ 100 dB
Audio output More than 2.0 W into 8 ohm 10% THD ? 1W diagnostic speaker

Transmitter

TX-range 10-160 m + WARC
5.3 MHz (USA only)
10-80 m 160-6 m
Modulations AM   FM   CW   USB   LSB   AM   CW   AM   N-FM   CW   USB   LSB   DSB   RTTY  
RF-output SSB/CW: 1/10/100 W, AM: 0.4/4/40 W AM: 50 W, CW: 65 W 1-100W SSB, CW, FM, RTTY, DIGITAL; 1-30W AM

Connections

Antenna SO-239 - BNC + SO-239
Impedance 50Ω 50/75 Ω 5-500Ω
Other - - -

Electrical

Power req. 11.7 - 15.8V DC Mains 13.8V DC ± 15%
Current RX 1 A max - 1.5 A
TX 20 A max ? 23 A

Physical

Manufactured Between 2009 and 201x Between 19xx and 19xx in USA Between 2013 and 20xx in USA
Dimensions 240 × 100 × 293 mm
(9.45 × 3.94 × 11.54 in)
? 330 × 305 × 102 mm
(12.99 × 12.01 × 4.02 in)
Weight 4.10 kg (9.0 lbs) ? 5.90 kg (13.0 lbs)
Form factor Base Station Base Station Headless

Other features

Memories 600 channels in 3 bank(s) ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? SDR (Software Defined Radio)
Ethernet

CPU / DSP: TMS320DM8168CYG4
RISC processor: 1.4 GHz ARM CortexTM-A8/NEON
DSP processor: 1.2 GHz TMS320C647x 32-bit FP
DSP Floating Point Operations: 121 GFLOPS
Accessories ? ? ?
MPN ALINCO-DX-SR000008 HEATHKIT-DX-000035 FLEXRADIO-FLEX-006700