Search found 3 matches

by Strykar
Mon May 29, 2017 1:30 am
Forum: SDR Antennas
Topic: RA0SMS Miniwhip bad performance on SDRPlay
Replies: 31
Views: 8027

Re: RA0SMS Miniwhip bad performance on SDRPlay

@Heinrich Opinions on this design? - http://www.ebay.com/itm/MiniWhip-Active-Antenna-Assembled-in-Box-HF-LF-VLF-mini-whip-sdr-RX-portable-swl-/222469570201 http://i.imgur.com/l8z63Yp.jpg It's listed as a new version of PA0NHC MiniWhip Antenna with these features: - New version, using modern BF998 an...
by Strykar
Tue May 23, 2017 1:04 am
Forum: SDR Antennas
Topic: Newbie antenna Qs
Replies: 3
Views: 1363

Newbie antenna Qs

Hi, I'm new to this, please bear with my Qs, I'm upgrading to an RSP2 from a NoElec Mini2+ I live in an apartment in a tropical RF noisy city (FM/GSM/LTE), see heatmap: http://imgur.com/EDYuOGv However, I can mount 3 smallish antennas on a terrace mast (top floor flat, short coax run + higher elevat...
by Strykar
Wed May 17, 2017 11:48 pm
Forum: SDR Antennas
Topic: RA0SMS Miniwhip bad performance on SDRPlay
Replies: 31
Views: 8027

Re: RA0SMS Miniwhip bad performance on SDRPlay

I strongly agree the noise problem you described. I have to say something so I just register to this forum. In short, my opinion is the noise and intermodulation come from design flaws. Thanks for posting this, I was looking at getting the same antenna and shared the same gain, noise and grounding ...

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