Red Pitaya SDR

Terry Fox tfox at knology.net
Fri May 29 19:31:51 CDT 2015


Well, my Red PItaya board came a couple of days ago, and after playing with 
the "test instrument" apps available for it, I tried the SDR app.  These 
test instruments are NOT lab quality, but could be useful nevertheless. 
Especially the spectrum analyzer.

It took a while to get it going as an SDR, thanks to Windows vs Linux issues 
(EOL being CR/LF vs LF?).  Once that was straightened out, it started 
playing nicely with both HDSDR and SDRSharp.  I've had it listening to 40 
Meters, both CW and SSB.

I need to add something to the ADC front end, as it doesn't have any 
protection, and is probably a little deaf, but it does pick up signals 
pretty nicely.

Not bad for an advanced FPGA/SOC plus two-channel 125Msps DAC and ADC.  It's 
definitely worth the current $250 or so at Elektor.  I'm a happy camper!
73, Terry, N4TLF




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