Cross Country Wireless SDR-4

The Cross Country Wireless SDR-4

The Cross Country Wireless SDR-4 is an affordable SDR (software defined radio)  covering the HF spectrum from 0.85 to 30 MHz. It features a Si570 low noise synthesised VFO, relay switched band pass filtering, a power FET RF amplifier and a built-in USB soundcard.

The price of the SDR-4 is £149.95 plus shipping from the UK.

Specifications/features (per manufacturer):

  • Antenna isolation transformer with a 50 or 450 ohm impedance input for use with coax fed antennas or random wire antennas
  • Extra antenna isolation when the receiver is powered down
  • Relay switched RF band pass filters
  • RF amplifier using a power MOSFET in the receiver front end
  • Internal 10 MHz RF level calibration oscillator
  • Built-in USB stereo soundcard
  • 3.5mm soundcard audio output for headphone monitoring or connection to datamodes program
  • Built in a compact aluminium case 175 x 106 x 30 mm


Manufacturer’s product page for the Cross Country Wireless SDR-4

  • Retailers
    • Buy directly from the manufacturer–per their instructions: Since then demand has been very high [for the SDR-4] and rather than having a Paypal button on the webpage we have started a waiting list of potential customers. When batches of the receivers are ready we email potential customers with an option to buy a receiver. Contact Chris Moulding, G4HYG via [email protected] to be added to the list.
  • Documentation
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