Search found 3 matches

by npnrj
Sun Jan 28, 2018 8:27 pm
Forum: Code Corner
Topic: LNAstate and setGrMode in mir_sdr_StreamInit()
Replies: 5
Views: 21428

LNAstate and setGrMode in mir_sdr_StreamInit()

I am, I admit, utterly confused by the documentation for the LNAstate and setGrMode parameters in the call to mir_sdr_StreamInit(). Has anyone got a clear explanation of what's going on here, and what on earth table 5.3 in the API documentation actually means? I read a few code samples but they don'...
by npnrj
Tue Jan 02, 2018 12:33 pm
Forum: SDR Antennas
Topic: Low cost LNA recommendations?
Replies: 2
Views: 15086

Re: Low cost LNA recommendations?

I expect feeder length will become an issue soon as I want to move my discone antenna away from my house and all the nasty noise generated by the home electronics. But I was also interested in some of the designs for small(ish) broadband antennae such as the Dressler which someone reverse engineered...
by npnrj
Tue Jan 02, 2018 8:44 am
Forum: SDR Antennas
Topic: Low cost LNA recommendations?
Replies: 2
Views: 15086

Low cost LNA recommendations?

I want to experiment with some home-made antenna designs that need an LNA (e.g. like the Dressler) so does anyone have any recommendations for a decent(ish) low cost LNA? There are lots available on Amazon, but they all seem to be from strange Chinese vendors and don't even have a detailed specifica...