Used Good Elecraft KX3 QRP Transceiver S/N: 4230

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Used Good Elecraft KX3 QRP Transceiver S/N: 4230. Radio was tested and works as designed. Does have the KX3-2m module installed

Includes: KX3 / Microphone / KXPD3 Paddle/Internal Tuner and Clear Case.

No Manual/Original Box or Power Cable


  • 160 - 6-meter ham bands; general coverage receive from 1.5 - 32.0 MHz (also covers 0.31 - 1.5 MHz with reduced sensitivity)
  • All modes: SSB, CW, Data (four sub-modes), AM, FM
  • Ultra-compact size: 3.4"H x 7.4"W x 1.7"D; 18 oz. (less options)
  • Rear tilt feet fold up for transport
  • Custom high-contrast LCD with alphanumeric text display
  • Current drain as low as 150 mA in receive mode
  • High-performance 32-bit floating-point DSP
  • Built-in PSK/TTY decode/encode allows data mode operation without a PC; transmit in data modes using CW keyer paddle
  • Low-noise synthesizer with 1-Hz tuning resolution
  • Firmware updateable via provided application software


  • Quadrature down-sampling mixer compatible with PC-based SDR (software defined radio) applications
  •  Receiver I/Q outputs for use with PC soundcard
  •  Dual roofing filter option for enhanced dynamic range.  (500/1500 Hz analog filters; effective IF b/w of 1000/3000 Hz)
  •  Switchable preamp and attenuator 
  •  8-band receive audio equalizer
  • Dual watch over +/- 15 kHz range; uses applicable roofing filter
  • Easy-to-use PassBand Tuning (PBT) for shift/width/hicut/locut; roofing filters automatically track DSP filter settings
  • Automatic and manual notch filtering; adjustable noise reduction and noise blanking; binaural audio effects for enhanced receive
  • Center-tuning indicator for CW and data modes
  • Built-in speaker; stereo jack for headphones/external speakers


  • Adjustable output, 0.1 to 10 W (8 W 12, 10 & 6 M)
  • (100 W with KXPA100 amp)
  • Rugged, SWR and temperature-protected final amplifier stage
  • Optional MH3 microphone with PTT and UP/DOWN functions
  • Optional attached keyer paddle with spacing adjustment
  • Switchable PA output impedance for efficient 5-W or 10-W use
    • Fast, silent, PIN-diode T-R switching - no relays
    • DSP RF speech processing for excellent 'punch'


  • Other Features

    • Built-in digital voice recorder (DVR) with two message buffers
    • Internal CW keyer with 8-50 WPM range
    • Six CW/DATA message memories
    • 100 general-purpose memories store VFOs, modes, etc.
    • Computer control via supplied USB cable or optional RS-232 cables
    • Full remote-control command set works with most amateur radio software applications (emulates Elecraft K3)
    • One-click firmware upgrades via the web (with free PC software)
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