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Total 18 documents matching your query.

1. Re: [Amps] Amplifier lifetime (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Wed, 4 Oct 2017 18:26:47 -0700
It should last at least one day after you become a SK. :) _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2017-10/msg00050.html (8,014 bytes)

2. Re: [Amps] 3-500Z labeling (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Fri, 7 Dec 2018 19:01:37 -0800
Many times once they're burned off! _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2018-12/msg00042.html (7,819 bytes)

3. Re: [Amps] GM3SEK Triode and Tetrode Boards (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Thu, 13 Dec 2018 20:22:39 -0800
Ian, I'm in the process of building up a set of tetrode boards. You can view my live stream page for videos during assembly: https://www.ka6wke.net/live-stream I can say I didn't have that much diffi
/archives//html/Amps/2018-12/msg00087.html (9,089 bytes)

4. Re: [Amps] HV rectifier diodes (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Sun, 27 Jan 2019 12:28:01 -0800
Art, Take a look at 1N5408 diodes. I'm using these in a desktop kilowatt project. If they'll work for you send me sase and I'll send you what you need. I got a deal on a bulk purchase. 73! Mark KA6WK
/archives//html/Amps/2019-01/msg00148.html (9,742 bytes)

5. Re: [Amps] Quieting a Henry 2K Classic X (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Fri, 1 Nov 2019 21:07:06 -0700
You could always send them to my QTH. They'll be extremely quiet from your perspective! :) 73! Mark KA6WKE Website: https://www.ka6wke.net _______________________________________________ Amps mailing
/archives//html/Amps/2019-11/msg00024.html (8,353 bytes)

6. Re: [Amps] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Mon, 3 Feb 2020 20:03:34 -0800
What having a decent ground does is eliminate the possibility of ground loops provided the ground is lifted from the third pin of the AC plug. I did a comprehensive RFI video on the subject and show
/archives//html/Amps/2020-02/msg00006.html (8,482 bytes)

7. Re: [Amps] GM3SEK Triode Boards all gone. Tetrode Boards - FINAL CALL. (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 07:00:28 -0800
In case anyone is interested, I have a set of videos building these boards: https://ka6wke.net/videostags/g3sex-tetrode-board/ I also have a most of the parts BOM for the tetrode boards: https://ka6w
/archives//html/Amps/2020-02/msg00009.html (7,744 bytes)

8. Re: [Amps] Amp causing RFI Update (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 13:02:40 -0800
Gary, I wonder what would be on the SA if you took it out to near the ends of the dipoles? 73! Mark KA6WKE Latest Video: https://ka6wke.net/gmail Website: https://www.ka6wke.net _____________________
/archives//html/Amps/2020-02/msg00021.html (8,787 bytes)

9. Re: [Amps] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 17:26:27 -0800
There can be two paths to ground. One from the back of your equipment to the station ground then back to house ground. The other path is from the ground in the outlet back to breaker box to house gro
/archives//html/Amps/2020-02/msg00026.html (11,695 bytes)

10. Re: [Amps] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 18:00:21 -0800
73! Mark KA6WKE Website: https://www.ka6wke.net Point exactly where this is in the NEC. I Balderdash! _______________________________________________ Amps mailing list Amps@contesting.com http://list
/archives//html/Amps/2020-02/msg00029.html (10,473 bytes)

11. Re: [Amps] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 18:07:13 -0800
Straight from the ARRL: http://www.arrl.org/grounding RF grounds do exist. Same page that lists your PDF. 73! Mark KA6WKE Website: https://www.ka6wke.net On Tue, Feb 4, 2020, 17:58 Jim Brown <jim@aud
/archives//html/Amps/2020-02/msg00030.html (11,229 bytes)

12. Re: [Amps] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 20:25:06 -0800
Thanks Tim for the response. I've asked where in the NEC this is stipulated but haven't had a response yet. The funny thing about all this is Bob Heil in a very early Ham Nation recommended exactly w
/archives//html/Amps/2020-02/msg00035.html (15,641 bytes)

13. Re: [Amps] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 20:45:21 -0800
Thanks Jim this is a response I prefer, saying the words you did, being short with people just doesn't come across very well. There seems to be a difference between audio techniques, power techniques
/archives//html/Amps/2020-02/msg00036.html (12,820 bytes)

14. Re: [Amps] [RFI] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 21:25:56 -0800
Frank, FINALLY someone actually explains why what I've done is wrong. It's an easy remedy to put things back. I'll also update my video and remove this advice. 73! Mark KA6WKE Website: https://www.ka
/archives//html/Amps/2020-02/msg00039.html (14,353 bytes)

15. Re: [Amps] [RFI] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Tue, 4 Feb 2020 21:43:59 -0800
Actually reviewing the wiring diagram for a standard breaker box and the ground wire isn't attached to a circuit breaker at all. https://www.do-it-yourself-help.com/circuit-breaker-wiring-diagrams.ht
/archives//html/Amps/2020-02/msg00040.html (15,306 bytes)

16. Re: [Amps] INFO ON PROPER GROUNDING (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Wed, 5 Feb 2020 08:13:03 -0800
I do agree and I'm very appreciative of those people that can explain to this 37 year ham newbie why something is a bad idea w/o resulting to name calling and belittling others just because they're n
/archives//html/Amps/2020-02/msg00046.html (7,773 bytes)

17. Re: [Amps] [RFI] Amp causing RFI (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Wed, 5 Feb 2020 19:24:57 -0800
Frank and all, Thanks for the example and I understand why it's a huge safety issue. My Astron has a ground lug on the back and that's connected to the station ground. It's still grounded to the AC g
/archives//html/Amps/2020-02/msg00053.html (18,397 bytes)

18. Re: [Amps] SPE-2K power supply issue (score: 1)
Author: Mark Schoonover <mark@ka6wke.net>
Date: Wed, 15 Jul 2020 08:34:56 -0700
The URL you sent just times out on my end. 73! Mark KA6WKE Latest Video: https://ka6wke.net/gmail Website: https://www.ka6wke.net _______________________________________________ Amps mailing list Amp
/archives//html/Amps/2020-07/msg00009.html (8,437 bytes)

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