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Total 17 documents matching your query.

1. [AMPS] 813 amp (score: 1): Author: w5set@alltel.net (steve); Date: Sun, 2 Sep 2001 01:44:54 -0500; building new (to me) 3 hole 813 amp. about what kind of power out can i expect if running plate voltage at about 2800 to 2900 volts. driving with about 135 watts. just building for 160 to 20 mtr band; /archives//html/Amps/2001-09/msg00008.html (7,178 bytes)
2. [AMPS] 813 amp (score: 1): Author: wb8jkr@juno.com (wb8jkr@juno.com); Date: Sun, 2 Sep 2001 07:05:27 -0400; I've got three 813's here I put together for 160 about 20 years ago with 2300 volts on the plates and 600 ma I get 800 watts into the antenna. Mark WB8JKR ____________________________________________; /archives//html/Amps/2001-09/msg00009.html (8,223 bytes)
3. [AMPS] 813 amp (score: 1): Author: 2@vc.net (2); Date: Sun, 2 Sep 2001 06:53:33 -0700; // 135w will drive 4 or 5, 813s. P.out is about 350w PEP each at 2800v. Transverse 7" fan cooling wud be gud. "Hammer down" will hammer the tubes. A tuning pulser won't. cheers - R. L. Measures, 805; /archives//html/Amps/2001-09/msg00010.html (7,813 bytes)
4. [AMPS] 813 amp (score: 1): Author: k7fm@teleport.com (Lamb); Date: Sun, 2 Sep 2001 08:03:50 -0700; I had a 3 x 813 amp for a few years on 75 meters. Never had a problem with it. Ran 800 watts out with 2500 volts on plate. Was unbreakable. Used a muffin fan for cooling. Worked 135 countries on 75.; /archives//html/Amps/2001-09/msg00011.html (7,415 bytes)
5. [AMPS] 813 amp (score: 1): Author: carlseye@tampabay.rr.com (carl seyersdahl); Date: Sun, 2 Sep 2001 11:08:13 -0400; So you see, newer is not always better!!!! carl / kz5ca -- Original Message -- From: "Lamb" <k7fm@teleport.com> To: "steve" <w5set@alltel.net>; <amps@contesting.com> Sent: Sunday, September 02, 2001; /archives//html/Amps/2001-09/msg00012.html (8,380 bytes)
6. [AMPS] 813 amp (score: 1): Author: kg7da@foxinternet.net (kg7da); Date: Sun, 2 Sep 2001 08:43:52 -0700; I had a pair of 813 tubes with 3500 on the plates that put out 1300... amazing little tubes!!! Marty -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative; /archives//html/Amps/2001-09/msg00013.html (7,041 bytes)
7. [AMPS] 813 amp (score: 1): Author: 2@vc.net (2); Date: Sun, 2 Sep 2001 09:36:59 -0700; // Amen, Colin. An old timer once told me that it takes a large increase in power to make a difference at the Rx end. On the air tests proved his wisdom. // I have heard 80m openings that lasted c.; /archives//html/Amps/2001-09/msg00017.html (8,174 bytes)
8. SV: [AMPS] 813 amp (score: 1): Author: sm3jla@algonet.se (Mikael Westerlund); Date: Mon, 3 Sep 2001 10:35:54 +0200; The amps is just one part of the game. Add a few dB here and there in the setup will help. Thats why the bigguns produces big signals. Mike SM3JLA -- Ursprungligt meddelande -- Från: 2 <2@vc.ne; /archives//html/Amps/2001-09/msg00027.html (9,336 bytes)
9. SV: [AMPS] 813 amp (score: 1): Author: 2@vc.net (2); Date: Mon, 3 Sep 2001 04:57:17 -0700; // A special tuner that uses a 7.5V,75A filament transformer is good for some useful db during short openings. . cheers, Mik. - R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures. end -- FAQ; /archives//html/Amps/2001-09/msg00030.html (9,796 bytes)
10. [AMPS] 813 amp (score: 1): Author: wd0ct@networksplus.net (Steven Moore); Date: Wed, 14 Mar 2001 16:45:04 -0600; This is a multi-part message in MIME format. --=_NextPart_000_0086_01C0ACA6.1EF9A640 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi all, Anyone have or; /archives//html/Amps/2001-03/msg00133.html (8,027 bytes)
11. [AMPS] 813 amp (score: 1): Author: wd0ct@networksplus.net (Steven Moore); Date: Wed, 14 Mar 2001 16:45:04 -0600; This is a multi-part message in MIME format. --=_NextPart_000_0086_01C0ACA6.1EF9A640 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi all, Anyone have or; /archives//html/Amps/2001-03/msg00134.html (8,012 bytes)
12. [AMPS] 813 Amp (score: 1): Author: k1wy@ibm.net (K1WYDXA); Date: Wed, 05 May 1999 07:36:46 -0700; Anyone have a good schematic/plans for an amp using a pair of 813's gg. I love this old stuff. Tnx -- 73 Bill - K1WY / ON9CAT The K1WY DX Association -- FAQ on WWW: http://www.contesting.com/ampfaq.h; /archives//html/Amps/1999-05/msg00073.html (6,399 bytes)
13. [AMPS] 813 amp (score: 1): Author: david@ficom.net (david); Date: Wed, 26 Aug 1998 23:14:33 -0500; I have recently purchased an amp with a pair of 813's in it. Waiting on it to arrive. The band switch goes from 80 through 15. Two questions, 1. will this amp be hard to get on 160? 2. Does anyone ha; /archives//html/Amps/1998-08/msg00220.html (7,087 bytes)
14. [AMPS] 813 amp (score: 1): Author: measures@vc.net (Rich Measures); Date: Thu, 27 Aug 98 03:33:21 -0800; As a rule of thumb, for 160m, the values of L and C are double what is needed for 80m . See Jan. 1989 *QST* for an article on adding 160m. The manuscript for this article is available on my Web site; /archives//html/Amps/1998-08/msg00222.html (7,021 bytes)
15. [Amps] 813 amp (score: 1): Author: "Will Matney" <craxd1@verizon.net>; Date: Sun, 09 Jul 2006 22:00:56 -0400; All, I ran across this amp running two 813's on ebay. If one wanted to begin a project, this would be a good source of parts, or could fix this one up. http://cgi.ebay.com/1-KW-HOME-BREW_W0QQitemZ250; /archives//html/Amps/2006-07/msg00294.html (7,109 bytes)
16. Re: [Amps] 813 amp (score: 1): Author: "Dr. David Kirkby" <david.kirkby@onetel.net>; Date: Mon, 10 Jul 2006 03:04:52 +0100; Or for more of a challenge, fix this one: http://www.g8wrb.org/useful-stuff/ebay-auctions/bad-amplifier.pdf -- Dr. David Kirkby _______________________________________________ Amps mailing list Amps@; /archives//html/Amps/2006-07/msg00295.html (6,995 bytes)
17. [Amps] 813 amp (score: 1): Author: jonathan white <jonathan.white20@btinternet.com>; Date: Tue, 31 Mar 2009 08:44:54 +0100; As Im trying to get the parts together to make one.Its days like this I wish I lived in the States. Jon G8CCL ;-( _______________________________________________ Amps mailing list Amps@contesting.com; /archives//html/Amps/2009-03/msg00548.html (6,288 bytes)

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