All is fine, hackrf is working well with with paper clip...! Until I fix ANT500.
Girls from Latvia solved this also :) Regards, Iluta On Mon, Sep 29, 2014 at 8:53 AM, Christoffer Holmstedt < christoffer.holmst...@gmail.com> wrote: > I've tried some basic FM examples with my HackRF that I got from > Store4Geeks and it works just fine so it's not the entire batch that got > broken antennas ;) > > -- > Christoffer Holmstedt > > 2014-09-28 22:39 GMT+02:00 Rich S <richnsand...@gmail.com>: > >> The whip can be handy, especially when traveling. Unless you're going >> to transmit, I'd recommend hiding a discone antenna in your attic (this >> wife will not like seeing this every day.) The wideband freq response is >> great, although there is no gain. The ST4 costs under $70, >> http://www.antennacraft.net/Antennas/AntennasScanner.html , and does a >> good job. If you're handy, you can make your own discone using the >> calculator on this page, http://www.changpuak.ch/electronics/calc_11.php >> , I made a discone antenna that has very good performance from 600 Mhz to >> just under 6 Ghz. I made this out of sheet metal and it cost me under $45. >> >> Wideband amps are really getting cheap too. QST's July 2014 edition had >> the schematics and parts list for an amp that will work up to 4 Ghz and 6 >> Ghz. >> >> Rich >> >> >> >> On 9/28/2014 2:38 PM, Matthias Wolf wrote: >> >> Hi Mike & list, >> >> I just wanted to let you know that I also received a shorted ANT500 (got >> mine from Store4Geeks in Sweden). Until I found out today, my experiences >> with the tutorials and HackRF were very, very discouraging. I only got a >> huge DC spike in the center of my spectrum but no usable signals at all. >> >> I got this behaviour across all systems (including Pentoo) and all SDR >> applications. The FAQ made me think that I had a firmware / library >> mismatch problem, so I sat down and went through the hassle of manually >> compiling the newest versions. Ah, my wife says hello. Turns out she's not >> quite happy having me in the basement all the time. >> >> So, for the sake of other husbands' wellbeing, I would like to encourage >> you to update the FAQ to include these particular symptoms together with >> the advice to measure the antenna and replace it with a paperclip. >> >> Unfortunately that's not all. When I tried to repair the ANT500 by >> myself (effectively voiding the warranty), the spring decided to jump away >> and to hide somewere beneath my furniture. So now it's useless AND missing >> a part. Could you help me out somehow? Are you shipping spare parts to >> Europe by any chance? >> >> Thanks >> Matt >> >> >> _______________________________________________ >> HackRF-dev mailing >> listHackRF-dev@greatscottgadgets.comhttps://pairlist9.pair.net/mailman/listinfo/hackrf-dev >> >> >> >> _______________________________________________ >> 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 > >
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