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References: [ +from:kdutson@sbcglobal.net: 129 ]

Total 129 documents matching your query.

121. Re: [Amps] 230v wiring question (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Wed, 25 Apr 2007 16:07:07 -0500
What do you do about an external power service line drop? How large is one of those drops? What does this do to your amp or output power? 73, Keith NM5G I calculated that if I wanted only a 2% voltag
/archives//html/Amps/2007-04/msg00294.html (9,919 bytes)

122. [Amps] Triode vs Tetrode Amp (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Thu, 26 Apr 2007 11:16:24 -0500
Something that has been bugging me... Why do some designers use a triode versus a tetrode for linear amplifier finals? A perfect example is the use of a pair of 3CX800's compared to a pair of 4CX800'
/archives//html/Amps/2007-04/msg00318.html (6,870 bytes)

123. Re: [Amps] My 813GG amp works (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Mon, 30 Apr 2007 14:28:33 -0500
Try an RFI kit from one of those toroid core companies. It's not unlikely that you will find other household appliances that will become sensitive once you are on an antenna. When I got my first comm
/archives//html/Amps/2007-04/msg00380.html (10,390 bytes)

124. Re: [Amps] rfi (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Wed, 2 May 2007 11:16:21 -0500
RADAR is a completely different kettle of fish from stray RF. With sufficient power and directivity (e.g. military aircraft) it can literally cook a person like being in a microwave oven. I have firs
/archives//html/Amps/2007-05/msg00021.html (11,467 bytes)

125. Re: [Amps] FW: RFI experiences TSPA (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Wed, 2 May 2007 13:08:37 -0500
I know this is waaaaay OT, but you owe me a new bottle of coke and a clean towel to wipe off my monitor. Hihi 73, Keith NM5G Tesla Coils. MY wife (Yvette Wilde) the touring feature entertainer danced
/archives//html/Amps/2007-05/msg00025.html (8,961 bytes)

126. Re: [Amps] FW: RFI experiences TSPA (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Wed, 2 May 2007 19:44:48 -0500
of paper towels with me since dumping Nostril Girl. Maybe we can steal one from the hotel. I would be delighted to meet you at Dayton. However, unexpected heart bypass surgery has sidelined my trave
/archives//html/Amps/2007-05/msg00030.html (7,441 bytes)

127. Re: [Amps] Power factor and choke vs resonant-choke input supplies (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Fri, 11 May 2007 11:10:00 -0500
pig transformer. It was an attempt to use a pole pig with a pair of small Eimac triodes. My intention was to come up with 3700 volts dc from a pole pig. I used the formula in Bill Orr's Handbook to
/archives//html/Amps/2007-05/msg00119.html (10,463 bytes)

128. Re: [Amps] [AMPS] G3RZP update (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Fri, 1 Jun 2007 10:41:53 -0500
Sounds like good news. Say hello to Peter for me. Last March I had triple bypass heart surgery and the kidney began to malfunction within a few hours. I am now seeing a kidney specialist and the long
/archives//html/Amps/2007-06/msg00002.html (7,623 bytes)

129. Re: [Amps] ALPHAs and momentary power outages (score: 1)
Author: "Keith Dutson" <kdutson@sbcglobal.net>
Date: Mon, 16 Jul 2007 20:45:59 -0500
[snip] Now if you are building a contest station I could recommend a CUMMINS DiESEL Gen set and UPS's but expect to spend about $50,000 for something worth anything. BOB DD I have a Bryant 40KW unit
/archives//html/Amps/2007-07/msg00288.html (8,838 bytes)

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