Note to all who are inquiring — I haven’t messed with this stuff since March. The examples I have shown used version 3.7.5.1 — if there are newer versions since then, no guarantees!
-Scott K5TA On Sep 9, 2015, at 9:21 PM, Bntyhunter <bntyhun...@gmail.com> wrote: > Hi, > > I would like to see the screenshot or if you feel like it, the flowgraph. > Thanks! > > > > On Wed, Sep 9, 2015 at 9:46 PM, Scott Davis <scottk...@gmail.com> wrote: > I don’t think this list is attachment-friendly, so I’ll send a screenshot of > my 2m Rx flowgraph to your email address. Don’t panic -- it’s way more > complicated than you need for starters. I was looking at 3 FFTs — RF, IF and > audio, and I included an audio band-reject filter to get rid of CTCSS tones > from repeaters. Also had a variable RF gain control, a channel selector and > a simple variable squelch. > > However, the basic “Hello world” ought to work fine if you just change the > frequency to your target, and replace the WBFM receive block with an NBFM > receive block at 5kHz deviation. Maybe that’s what’s causing your distorted > audio…? > > -Scott K5TA > > On Sep 9, 2015, at 3:45 PM, R. Niles Vaught <nvau...@bellsouth.net> wrote: > >> Thanks for the replies and info. Hello world with broadcast FM works and >> sounds great. VHF/UHF specifically poor audio on rx; the voice is there but >> sounds terrible. I haven't tried any tx yet. Scott would you be willing to >> share your flow graphs for 2m and 70cms? And Chuck, I do have the ham-it-up >> adapter; once I have VHF/UHF working I'll look at that. >> >> 73! >> >> Niles >> K4RNV >> >> >> >> >> >> On Wednesday, September 9, 2015 2:02 AM, Scott Davis <scottk...@gmail.com> >> wrote: >> >> >> >but my personal attempts to use HackRF One and gnu radio on the ham bands >> >have resulted in very poor audio. >> Thanks in advance >> NilesK4RNV >> Poor audio in what respect? Tx? Rx? I have had good luck transmitting and >> receiving NBFM on 2m and 70cm, completing several two-way (albeit >> short-distance) contacts. The only funky feature was the lack of >> “transceive” capability — I used 2 separate flowgraphs, and clicked to >> switch between them, which takes a couple of seconds. >> >> -Scott K5TA >> >> >> _______________________________________________ >> HackRF-dev mailing list >> HackRF-dev@greatscottgadgets.com >> https://pairlist9.pair.net/mailman/listinfo/hackrf-dev >> >> > > > _______________________________________________ > HackRF-dev mailing list > HackRF-dev@greatscottgadgets.com > https://pairlist9.pair.net/mailman/listinfo/hackrf-dev > > > > > -- > "Those who would give up essential liberty to purchase a little temporary > safety deserve neither liberty nor safety." > > --Benjamin Franklin, Historical Review of Pennsylvania, 1759 > > > ΜΟΛΩΝ ΛΑΒΕ > > I miss America
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