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RX-888 MKII ADC SDR Receiver Radio 16bit Direct Sampling 32Mhz HF UHF VHF R828D

$ 92.8

Availability: 42 in stock
  • Condition: New
  • Country/Region of Manufacture: China
  • Brand: Unbranded

    Description

    RX-888 MKII SDR Radio Receiver SDR Ham Radio Receiver LTC2208 16Bit ADC Direct
    Sampling R828D
    Description:
    RX-888 MKII is the new generation of RX888 with the following improvements and enhancements:
    1. Add a tunable Attention in the HF path, which can tune from 0 to -31.5dB.
    2. Change the fixed LNA of RX888 to a VGA, which gives the -10dB to +33dB range. VGA applies to both HF
    and VHF.
    3. Use the newer generation of tuner chip R828D instead of R820T2.
    4. Use an enhanced version of 64M LPF to improve image rejection further.
    5. A jumper can select the internal reference clock or an external 27Mhz reference clock.
    The primary motivation is giving users smaller granularity control on the RF front-end and a big dynamic
    range to fit the demands of both strong and weak signals receiving. The tunable range is -41.5dB to +33dB
    for HFand 0db to 55dB for VHF, which covers most use cases. During the MKII development, we are
    working
    very closely with the original author of
    BBRF103, IK1XPV, on his new universal driver. The new driver supportsRX888 and RX-888 MKII now. And we
    expect the power of opensource will significantly improve the software support and the lifetime of RX888.
    Open-Source Address of Firmware:
    https://github.com/ik1xpv/ExtIO_sddc
    Specifications:
    1. LTC2208 16bit ADC at 130 MSPS
    2. Dual RF input, HF frequency range: 1kHz-64Mhz, maximum real-time
    bandwidth 64M. VHF frequency range: 64M-1700Mhz, maximum real-time
    bandwidth 10M.
    3. 0.5ppm VCXO
    4. ATT adjustment range -32dB to 0dB
    5. VGA adjustment range -11dB to +34dB
    6. External 27Mhz reference clock support
    7. 3.3v software switched Bias-Tee HF/VHF independent control
    8. ADC PGA Rand Dither software control
    9. Support mainstream SDR software. For HDSDR SDRConsole SDR# SDR++
    Package Include
    1 x SDR Radio
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