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Total 216 documents matching your query.

101. Re: [Amps] Fleamarkets (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Tue, 2 Feb 2010 18:24:20 +0100
15,000 cows? MOOOOOOOOOOOOO! Dave G0OIL I live in Cowtown usa 3500 people 15,000 cows you can smell them on a warm summer night but it's a good smell unless you are from the city - but unlike some ar
/archives//html/Amps/2010-02/msg00087.html (8,737 bytes)

102. Re: [Amps] Fleamarkets (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Tue, 2 Feb 2010 19:31:06 +0100
Yes, we live opposite a farm and pretty much right by the cowshed. Visitors from the city comment on the moooooing but we don't notice it. Conversely if I have to stay in London I can't sleep because
/archives//html/Amps/2010-02/msg00091.html (8,619 bytes)

103. Re: [Amps] HV relay (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Fri, 5 Feb 2010 19:24:11 +0100
That looks like really good value. I bought a load of Russian vac relays like these a few years ago for about 5 euros each. Now they're selling for about 30 euros each. I use them in a remote antenna
/archives//html/Amps/2010-02/msg00120.html (7,627 bytes)

104. Re: [Amps] QRO Questions (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Sat, 6 Feb 2010 08:57:23 +0100
In practice I don't run anything near the full output of the amp as I prefer to leave a large safety margin and over-engineer things as much as possible. I don't buy new stuff but build from fleamark
/archives//html/Amps/2010-02/msg00140.html (8,654 bytes)

105. Re: [Amps] QRO questions (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Sun, 7 Feb 2010 19:16:46 +0100
Gives a whole new meaning to the words 'HF amplifier'.... (ouch) Dave G0OIL There is no chlorine in Teflon (PTFE, poly-tetrafluoroethylene). When Teflon is burned, the gas given off is hydrogen fluor
/archives//html/Amps/2010-02/msg00195.html (7,945 bytes)

106. Re: [Amps] QRO for 160 (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Mon, 8 Feb 2010 19:24:50 +0000
Wow, what a piece of kit. If only it wasn't on the far side of 3000 miles of ocean.... Dave G0OIL http://cgi.ebay.com/Harris-MW-50-50-000-Watt-Medium-Wave-Transmitter_W0QQitemZ280462620525QQcmdZViewI
/archives//html/Amps/2010-02/msg00252.html (7,201 bytes)

107. Re: [Amps] QRO for 160. (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Tue, 9 Feb 2010 13:20:03 +0000
I have a gps. Hope it's a big shed! Shame that my pal who used to work for Yellow Freight doesn't do so any more. We could have got the shipping at less than cost... D Now just what I need !!,wonder
/archives//html/Amps/2010-02/msg00278.html (7,549 bytes)

108. Re: [Amps] 3 phase plate transformer (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Thu, 18 Feb 2010 10:50:17 +0000
I remember asking about this a year or so ago, so take a search through the archives. This is from memory, having slept many times since then...so can others please confirm: If you wire two primaries
/archives//html/Amps/2010-02/msg00517.html (7,865 bytes)

109. Re: [Amps] GS-35B Input (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Mon, 22 Feb 2010 08:55:49 +0000
I'd echo this advice. I used a broadband input modeled on the one in the Henry 8K for my 3CX3000 amp. The transceiver matched it ok, but thing worked much better and were far more linear when I went
/archives//html/Amps/2010-02/msg00638.html (8,224 bytes)

110. [Amps] Eimac amateur service bulletins on PDF.... (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Mon, 22 Feb 2010 21:16:26 +0000 (GMT)
Folks About a year after meaning to do the job, I finally got around to taking my copy of the Eimac amateur service bulletins to the office and scanning them one quiet evening. I'm happy to email the
/archives//html/Amps/2010-02/msg00658.html (8,020 bytes)

111. [Amps] Eimac bulletins now on http://w1rt.us/eimac/eimacxx.pdf (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Mon, 22 Feb 2010 21:54:03 +0000 (GMT)
Folks Bulletins are now available on: http://w1rt.us/eimac/eimacXX.pdf  where XX = 01 through 12 cheers Dave Folks About a year after meaning to do the job, I finally got around to taking my copy of
/archives//html/Amps/2010-02/msg00660.html (8,521 bytes)

112. Re: [Amps] QRO vs QRP (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Mon, 22 Feb 2010 22:16:43 +0000 (GMT)
What's that about the Italians, Charles?  ;-) "The Whiskey four go ahead" "EEEETALEEEE ZEEEERO EEEETALEEEE QUEBEC.  EEEETALEEE ZEEEERO" "stand by the Italy zero, Whiskey four go ahead" (more power th
/archives//html/Amps/2010-02/msg00663.html (8,736 bytes)

113. Re: [Amps] Eimac bulletins now on http://w1rt.us/eimac/eimacxx.pdf (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Tue, 23 Feb 2010 04:12:42 +0000 (GMT)
The page may have experienced bandwidth errors?  I'll collate all the emails asking for copies and re-send them in about 18 hours when I'm back from a business trip cheers Dave G0OIL Dave, Copy the h
/archives//html/Amps/2010-02/msg00674.html (11,847 bytes)

114. Re: [Amps] WD-40 Is Not.... (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Wed, 3 Mar 2010 09:52:17 +0000
I don't think that the point of banning R12 was anything to do with toxicity. It was because freons allegedly depleted the ozone layer. Maybe you should have frozen Al Gore? Cheers Dave G0OIL Back be
/archives//html/Amps/2010-03/msg00062.html (8,727 bytes)

115. Re: [Amps] FS: Parts that may be of some use in Amplifiers (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Fri, 5 Mar 2010 20:35:22 +0000 (GMT)
Marv, if you wanted to be public-spirited and do a favour to the Ham community, you could always scan that Eimac book in a nearby photocopier and circulate it on PDFs the way I did with the service b
/archives//html/Amps/2010-03/msg00093.html (13,186 bytes)

116. Re: [Amps] WD-40, snaked, vermin and puddytats (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Sat, 6 Mar 2010 05:20:16 +0000 (GMT)
" In 30 years here, 2 mice in the house, and they must have watched Eastwood's "Gauntlet"...  The snakes don't bother me or my wife & they rid all rodents post-haste." we get invaded by mice every au
/archives//html/Amps/2010-03/msg00106.html (12,986 bytes)

117. Re: [Amps] WD-40, snaked, vermin and puddytats (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Sun, 7 Mar 2010 10:10:40 +0000 (GMT)
Jeff,  in some ways Monty Python is a good way to learn about this country - but even Monty Python's Flying Circus couldn't have made up the joke that is our current government. Yes, there were indee
/archives//html/Amps/2010-03/msg00116.html (9,088 bytes)

118. Re: [Amps] WD-40, snaked, vermin and puddytats (score: 1)
Author: Dave White <mausoptik@btinternet.com>
Date: Sat, 6 Mar 2010 06:49:35 +0000
There's a little button on your keyboard that you could try out, Jim. It's on the bottom right, near the one with 'enter' written on it. It's known as the 'delete' key.... Dave G0OIL --Original Messa
/archives//html/Amps/2010-03/msg00122.html (7,854 bytes)

119. [Amps] 3P transformers on 1P: brain twister for the day.... (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Mon, 8 Mar 2010 09:09:41 +0000 (GMT)
Guys As a change from whimsical vermin control discussions, I have a different question.  A few weeks ago - and around a year ago - there were threads asking all about use of 3 phase transformers on
/archives//html/Amps/2010-03/msg00126.html (7,970 bytes)

120. Re: [Amps] What tube is this? (score: 1)
Author: DAVE WHITE <mausoptik@btinternet.com>
Date: Mon, 8 Mar 2010 14:49:11 +0000 (GMT)
I thought it may be a GU81M at first, but that uses a slide-in socket and has the two connections at the top of the glass envelope, whereas the 813 only has the one.  I agree though that the tube fun
/archives//html/Amps/2010-03/msg00129.html (10,038 bytes)

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