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1. [TowerTalk] Slick New Toy (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Fri, 30 Nov 2018 01:27:02 -0800; Here's another nice new toy from DL-land by way of the UK. The designer is DG5MK. https://www.sdr-kits.net/VA5_Page $235 got the analyzer and a better quality cal kit shipped to my door just before C; /archives//html/Towertalk/2018-11/msg00286.html (9,032 bytes)
2. Re: [TowerTalk] Slick New Toy (score: 1): Author: Dave Sublette <k4to.dave@gmail.com>; Date: Fri, 30 Nov 2018 07:50:05 -0500; Any info on how it might do on a quarter wave vertical for 160, operating within two miles of an AM broadcast station? Dave, K4TO _______________________________________________ _____________________; /archives//html/Towertalk/2018-11/msg00287.html (9,851 bytes)
3. Re: [TowerTalk] Slick New Toy (score: 1): Author: Herbert Schoenbohm <herbert.schoenbohm@gmail.com>; Date: Fri, 30 Nov 2018 09:17:33 -0400; I am within 3 miles from a 5KW AM station on 970 kHz without a problem. I do pick up the second harmonic on 1940 but never go that high in the band. You may have second or third harmonic IX but that; /archives//html/Towertalk/2018-11/msg00288.html (11,156 bytes)
4. Re: [TowerTalk] Slick New Toy (score: 1): Author: Dave Sublette <k4to.dave@gmail.com>; Date: Fri, 30 Nov 2018 09:01:30 -0500; I meant -- how does the VNA work in the presence of strong AM signals. My vertical has worked great when used as an antenna on 160 for the past 30 years. I know how the vertical works. K4TO _________; /archives//html/Towertalk/2018-11/msg00289.html (12,205 bytes)
5. Re: [TowerTalk] Slick New Toy (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Fri, 30 Nov 2018 07:02:45 -0800; The 2 port version output level is only -17 dBm, which is also the likely level for this version. This is only 56 dB over S9. That does not bode well for BCB interference. I could try my 2 port unit; /archives//html/Towertalk/2018-11/msg00290.html (12,738 bytes)
6. Re: [TowerTalk] Slick New Toy (score: 1): Author: Wes Stewart <wes_n7ws@triconet.org>; Date: Fri, 30 Nov 2018 10:49:46 -0700; By two-port version I think you mean the SDR-Kits VNWA (DG8SAQ); the FA-VA5 (https://www.youtube.com/watch?v=X8Z7veGV57o) is an entirely different animal by a different designer (both Germans however; /archives//html/Towertalk/2018-11/msg00293.html (14,137 bytes)
7. Re: [TowerTalk] Slick New Toy (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Fri, 30 Nov 2018 10:50:48 -0800; Thanks Wes. I'm in the Santa Cruz Mountains, nowhere near any big AM BC stations, so can't contribute anything useful on the topic. 73, Jim K9YC _______________________________________________ ______; /archives//html/Towertalk/2018-11/msg00294.html (8,778 bytes)
8. Re: [TowerTalk] Slick New Toy (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Fri, 30 Nov 2018 13:55:05 -0500; The other "easy" approach is to use a BCB high pass or band reject filter on the output of the FA-VA5 and "calibrate it out." That is run the OSL calibration on the cable coming out of the highpass/b; /archives//html/Towertalk/2018-11/msg00295.html (9,241 bytes)

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