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  • USDX SDR Transceiver All Mode 8 Band HF Ham Radio QRP CW Transceiver Built-in ATU-100 Antenna Tuner Dual OLED Screen Display
USDX SDR Transceiver All Mode 8 Band HF Ham Radio QRP CW Transceiver Built-in ATU-100 Antenna Tuner Dual OLED Screen Display
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USDX SDR Transceiver All Mode 8 Band HF Ham Radio QRP CW Transceiver Built-in ATU-100 Antenna Tuner Dual OLED Screen Display

R 6,794.70

 

Product type: Tools

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    Description:
    This product combines USDX and ATU together and is highly integrated. Easy to use! Innovative design brings more convenience to lovers!

     

     >>Please click here to download the product manual<<


    ABOUT USDX section:
    1. Overview:
    USDX is optimized and modified based on Guido PE1NNZ's open source project uSDX/QCX-SSB. uSDX is a shortwave QRP SSB/CW transceiver. 1602 LCD screen, ultra-small size and easy to carry.
    Open source address: https://github.com/threeme3/QCX-SSB
    Discussion Groups: https://groups.io/g/ucx/topics
    2. Features:
    8 bands covering 80m/60m/40m/30m/20m/17m/15m/10m
    Emission efficiency: 80m/60m/40m/30m/20m efficiency is higher than 85%; 17m/15m efficiency is higher than 80%; 10m efficiency is higher than 70%;
    Connect to PC, use FT8, JS8, FT4 and other digital mode software control, support CW automatic decoding
    It can reach 3-5W power in 8 bands and can freely upgrade the PA module (TO-220)
    High-precision KDS brand TCXO, frequency accuracy better than 1PPM, frequency stability better than 0.5PPM
    Independent core board, RF PA board and ATU board to avoid own signal jamming
    Ultra-small size: 100*90*57mm (3.9” x 3.5” x 2.2”) (without protrusions)
    All LPF parts use 100V C0G/NP0 capacitors
    Use original genuine LM4562 or LM833 or LT6231 op amp chip
    Rich interfaces: HEADPHONE, PTT OUT, MIC/PTT, SPK/MIC hand microphone;
    BNC antenna interface (with BCN-SL16 adapter, easy to match the antenna)
    External power supply: 12.6VDC/13.8VDC power adapter (random delivery);
    Full mode support: USB, LSB, CW, AM, FM (AM and FM are additional functions, the effect is not as good as ordinary AM FM radio, don't buy it if you mind);
    All-digital and software-based SDR receive channels;
    All-digital and software-based SSB transmit channels;
    Receive attenuator: 0dB, -13dB, -20dB, -33dB, -53dB, -60dB, -73dB;
    DSP filter bandwidths: 4000, 2500, 1700, 500, 200, 100, 50 Hz
    Receiving noise floor: –135dBm@28MHz (BW=200Hz)
    Receiver Front-End Selectivity: Tuning Frequency -45dB/decade roll-off +/- 2kHz
    SSB/Carrier Suppression: transmit, better than 45dBc; receive, better than 50dBc;
    DSP functions: Automatic Gain Control (AGC), Noise Reduction (NR), Voice Triggered Xmit, RX Attenuator (ATT), TX Noise Gate, TX Drive Control, Volume Control, dBm/S meter.

     


    ABOUT ATU section:
    1. Overview:
    The ATU part is based on David Fainitski, the N7DDC open source project 7X7 ATU100 optimization and modification.
    2. Features:
    - Maximum work throughput: 10 watts
    - Minimum power required to start tuning: 1 watt*
    - Minimum possible measured power: 0.1 watts*
    - Measurement step size: 0.1 watts**
    - Power measurement accuracy: 10%*

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