Well I managed to fix my RA1792 receiver at last! But all this investigation has whetted my appetite for something better. At the moment I am torn between the AOR7030, conventional non DSP a bit diff
I really am in the dark here and would like to know wether is is neccessesary to re-digitise the audio output in order to get an ARGO FFT display or does it do this itself? and if so can I get 60/120
-- snip -- Or a take drive in unknown country with the Perseus SDR. I really am in the dark here and would like to know wether is is neccessesary to re-digitise the audio output in order to get an AR
Andy, Thanks for your comments, you are always insightful. For the record, I made no comments about a "setup filter" I was merely forwarding an article by Dallas Lankford. That said, full A/D overloa
Dallas Lankford has just done an analysis on the SDR-IQ and found the strong signal performance to be wanting: http://www.kongsfjord.no/dl/SDR/SDR-IQ%20Oveload%20Characteristics.pdf 73 Warren K2ORS/W
Warren's comments about "setup filter" are not correct What he is actually talking about is the down sampling / decimation process which takes place in the AD6620 Digital Downconverter chip. (In fact
Back to the AGC issues, Rob Sherwood of Sherwood Engineering has published a slide presentation on how poorly ALL DSP receivers perform under QRN conditions due to the DSP handling of AGC: I don't kn
