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Portable HF/VHF Transceiver
SmartSDR transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  2m  10m  160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m 
Freq. stability +/- 1 p.p.m. typical over 0-50 °C 0.02 p.p.m. OCXO
Tuning steps ? 1 Hz

Receiver

RX-range 0.310-32 / 44-54 MHz (160-6 m)
144-148 MHz optional (2 m)
30 kHz – 77 MHz
Modulations AM   FM   CW   USB   LSB   RTTY   PSK31/63   AM   N-FM   CW   USB   LSB   DSB   RTTY  
Sensitivity -138 dBm typ. with 20 dB preamp, 500 Hz bandwidth
-140 dBm typ. on 6 m with 30-dB preamp
?
Selectivity 500 Hz ?
Filters Optional roofing filters (KXFL3) ?
Receiver system SDR SDR, Direct Digital Sampling
IF-freqs. ? ?
Image rejection ≥ 50 dB ≥ 100 dB
Audio output 500 mW 1W diagnostic speaker

Transmitter

TX-range 0.310-32 / 44-54 MHz (160-6 m)
144-148 MHz optional (2 m)
160-6 m
Modulations AM   FM   CW   USB   LSB   RTTY   PSK31/63   AM   N-FM   CW   USB   LSB   DSB   RTTY  
RF-output HF: 12 W, 6m: 10 W, 2m: ? 1-100W SSB, CW, FM, RTTY, DIGITAL; 1-30W AM

Connections

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

Electrical

Power req. 8~15 V DC 13.8V DC ± 15%
Current RX 150 mA 1.5 A
TX 2 A max 23 A

Physical

Manufactured Between 2012 and 20xx in USA Between 2013 and 20xx in USA
Dimensions 188 × 89 × 41 mm
(7.40 × 3.50 × 1.61 in)
330 × 305 × 102 mm
(12.99 × 12.01 × 4.02 in)
Weight 680 gr (1.5 lbs) without options 5.90 kg (13.0 lbs)
Form factor Portable Headless

Other features

Memories 150 channels in 1 bank(s) ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features Software Defined Radio
Built-in auto-AT
Built-in keyer and paddle
100 W PA option
Dual VFO's
Optional 2 meter module (KX3-2)
8 band RX EQ
Lunable I.F. passband width/shift
Optional roofing filters (KXFL3)
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 ELECRAFT-KX000003 FLEXRADIO-FLEX-006700