
Cross Country Wireless SDR Receiver
Latest news...A review of a pre-production receiver appears in the August issue of the RSGB magazine RadCom. The issues raised in the review regarding the external oscillator input, 40m sensitivity and 30m sideband rejection had already been cleared in the production versions.
The Cross Country Wireless SDR Receiver is a compact high performance HF software defined radio receiver designed to be used in fixed or portable stations. High performance software defined receiver Dual band 40 / 30m or monoband 30m, 80m, 500 kHz or 455 kHz versions
Two crystal oscillators and an external VFO input
RF band pass filter in receiver front end
Optimised for low cost stereo input sound cards
Minimum signal detectable is better than -127 dBm with a 48 kHz 16 bit sound card
Expensive sound card not required for operation
Compatible with SDR software designed for Softrock receivers (Rocky, PowerSDR, WinRad, M0KGK SDR, CW Skimmer, SDR-Radio)
No surface mount components
Supplied built, aligned and tested with a detailed specification sheet
Power requirements 7 to 25V current consumption 60 mA
Meets CE specifications for EMC, RoHS and WEEE
Built to last with high grade components in a tough ABS case
Supplied with connection details, circuit, instruction manual and sample software on a CD
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It has a choice of two internal crystal oscillators
or an external VFO input, it's got good RF filtering (high and low pass filters
similar to our VHF/UHF filters) before the front end and it's optimised for use
with any stereo input sound card so you won't need to buy an expensive sound
card to use it.
The 40 / 30m version has centre frequencies of 7.057 MHz and 10.125 MHz.
The 30m version has a narrower front end band pass filter and centre frequencies of 10.125 and 10.140 MHz.
The 80m version has centre frequencies of 3.580 and 3.668 MHz. An optional frequency of 3.515 MHz is available.
The 500 kHz version has a centre frequency of 500 kHz so a 48 kHz sound card will cover 476 to 512 kHz.
The 455 kHz version has an offset centre frequency of 460.5 kHz and reduced audio gain so that it can be used as a SDR panadaptor on existing receivers or transceivers fitted with a 455 kHz IF output.
Using a 48 kHz sound card, SDR software can tune +/- 24 kHz from the centre frequency.
Features include:
For further information the Operating Manual can be downloaded as a 4.3 MB PDF file here.
The SDR Receiver is now available built and tested at a price of £49.95 + £ 7.00 international postage.
We can also provide the SDR Receiver as a built and tested PCB ready to include in your project or fit into an existing case for £35.00 + £7.00 international postage.
Special frequency requirement? IF pan-adaptor? Beacon receiver?
We can now provide the SDR Receiver built and tested for any spot frequency in the 400 kHz to 15 MHz range suitable for use as an IF pan-adaptor, to add SDR features to an existing receiver or for a beacon or station monitoring receiver.
A custom made crystal will be ordered from Quartslab for the required frequency and the receiver will be built and aligned for the specified operating frequency.
The typical time from order to dispatch will be 4 weeks depending on the crystal production time (typically 3 weeks).
When ordering please specify the receiver centre frequency that you require and the sound card sampling rate (48, 96 or 192 kHz) so that we can calculate the correct crystal frequency and set the receiver audio response to match your sound card.
The price of the SDR Receiver made to special order is £59.95 + £7.00 international postage.
You can order by Paypal in your local currency (prices shown are in GBP)...
Contact Chris Moulding, G4HYG via info@
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