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Total 218 documents matching your query.

101. Re: [Amps] Emtron DX2 blows ac fuse on going TX (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Sun, 5 Aug 2007 14:13:02 -0700
Fire it up with a higher amp fuse...The fault may soon become apparent...Stand by with a fire extinguisher&reflect on all the money spent on your high dollar amplifiers..BTW:.I love my home brews! Ji
/archives//html/Amps/2007-08/msg00011.html (8,820 bytes)

102. Re: [Amps] (no subject) (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Mon, 20 Aug 2007 19:02:30 -0700
Atta boy scrawny Rawney!Now yer cookin with gas! FS:Henry 2K parts removed from working deck: Complete tank circuit includes primary tank,secondary tank (Pi -L) bandswitch with positions 10-80 meters
/archives//html/Amps/2007-08/msg00129.html (8,618 bytes)

103. Re: [Amps] SELL: Jennings RJ1A SPDT Vacuum Relay (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Wed, 22 Aug 2007 08:12:28 -0700
Kilovac HC-1&HC-2 One of each,both hipot tested beyond rated voltage,need coils replaced,otherwise very clean&restorable.20.00 for the pair shipped lower 48...Jim K7RDX... -- Original Message -- From
/archives//html/Amps/2007-08/msg00139.html (8,112 bytes)

104. Re: [Amps] (no subject) (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Wed, 22 Aug 2007 10:34:26 -0700
includes clean almost that voltage On on _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2007-08/msg00144.html (9,517 bytes)

105. Re: [Amps] SELL: Heat Dissipating 8877 HV Plate Caps (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Fri, 24 Aug 2007 14:55:55 -0700
The caps may impede air flow with their transverse fins as opposed to the tube coolers verticle radiator...Look cool thou..Jim K7RDX... -- Original Message -- From: "jeremy-ca" <km1h@jeremy.mv.com> T
/archives//html/Amps/2007-08/msg00164.html (12,425 bytes)

106. Re: [Amps] Shipping Alpha 91b from US to Eu (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Sun, 2 Sep 2007 09:17:04 -0700
Go to the USPS web site and calculate international shipping for your two items. I recently shipped a YC-156 tube to Italy and the rate was less than a third what Fedex wanted. I have a friend at Fed
/archives//html/Amps/2007-09/msg00013.html (10,846 bytes)

107. Re: [Amps] Zener diode for TL922 (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Sat, 8 Sep 2007 06:42:29 -0700
Try the stand alone bias board by W4ZT, it`s small,fully adjustable,and can be found at www.w4zt.com. I use one in my modified DTR-2000L (8877)...Works fb!..Jim K7RDX.. -- Original Message -- From: "
/archives//html/Amps/2007-09/msg00105.html (9,346 bytes)

108. [Amps] 3-500z amp parts (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Tue, 18 Sep 2007 08:46:53 -0700
Offering a complete tank circuit removed from a Henry 2K console amplifier. Includes everything from the plate choke to antenna relay. Removed intact with one wire removed from the band switch for ac
/archives//html/Amps/2007-09/msg00193.html (6,587 bytes)

109. Re: [Amps] 3-500z amp parts (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Tue, 18 Sep 2007 15:23:59 -0700
amplifier. _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2007-09/msg00209.html (7,760 bytes)

110. Re: [Amps] 6 mtrs: (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Tue, 25 Sep 2007 07:04:55 -0700
Will the 6 meter guys publish some pics&specs for their work on the web?I want to see their work...No,I`m not interested in copying their designs...All this "Discussion" deserves some real show&tell.
/archives//html/Amps/2007-09/msg00264.html (11,341 bytes)

111. Re: [Amps] 6 mtrs: (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Tue, 25 Sep 2007 10:42:28 -0700
Oh come on Carl....That`s the easy way out....Have you re-invented the wheel? I could care less to copy your "work"...Jim K7RDX... -- Original Message -- From: "jeremy-ca" <km1h@jeremy.mv.com> To: "k
/archives//html/Amps/2007-09/msg00289.html (14,128 bytes)

112. [Amps] Maxwell filter cap FS (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Sun, 30 Sep 2007 17:11:03 -0700
Offering a NOS Maxwell capacitor...Specs: Catalogue# 34026, Capacitance 35Mfd. Voltage 5Kvdc, Measured capacitance 37.9Mfd. Size: 7.25 in tall including terminals,3.3 in diameter. Email me for digita
/archives//html/Amps/2007-09/msg00525.html (6,341 bytes)

113. Re: [Amps] Anyone build a GU5B? (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Thu, 4 Oct 2007 19:49:38 -0700
Hey Larry...Judging from your Estate(Drive by) I would think a 1200 or 3000A7 would be peanuts to you!Oh Boy!...3-1000Z`s (Good ones) arn`t that cheap either...Could I interest you in a 8171? It`s in
/archives//html/Amps/2007-10/msg00050.html (8,968 bytes)

114. Re: [Amps] Amateur Radio Vet Turns 100 (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Wed, 17 Oct 2007 17:02:47 -0700
Old school magic this guy....One of a very few left...I knew a few like him in the 1970`s....They are all gone now...What a shame but they had a taste of the great days of Ham radio..73 all,Jim K7RDX
/archives//html/Amps/2007-10/msg00205.html (7,749 bytes)

115. Re: [Amps] Testing 8874s (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Fri, 2 Nov 2007 11:02:07 -0800
Hi Barrie,the Eimac web site has info for hipot testing that is very useful...Check it out on their site. When I hipot tubes here,the first testing is done between grid and plate on the larger triode
/archives//html/Amps/2007-11/msg00022.html (10,444 bytes)

116. Re: [Amps] 50 Ohm Loads (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Sun, 11 Nov 2007 11:49:10 -0800
Has anyone checked with Palstar(800-773-7931) for load resistors? They build some really nice loads and may sell parts???Jim K7RDX.. -- Original Message -- From: "jeremy-ca" <km1h@jeremy.mv.com> To:
/archives//html/Amps/2007-11/msg00154.html (10,578 bytes)

117. Re: [Amps] Using HV rectifiers from microwave ovens (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Fri, 16 Nov 2007 16:17:38 -0800
The modern 1N5408`s do not require bridging with resistors&capacitors and can be found on the internet very reasonable in price. I use series parallel strings by matching diodes using my hipot tester
/archives//html/Amps/2007-11/msg00223.html (9,714 bytes)

118. Re: [Amps] Peter W Dahl Co (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Fri, 7 Dec 2007 12:19:03 -0800
Did Magcap ever make a go of it?They were trying to copy PWD`s lineup for some time now,I seem to recall they were back East somwhere...Anyone have info of their operations? Jim K7RDX.. -- Original M
/archives//html/Amps/2007-12/msg00039.html (10,230 bytes)

119. Re: [Amps] Peter W Dahl Co (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Sat, 8 Dec 2007 18:23:15 -0800
I had a private email after my posting informing me MagCap has engineering issues with their designs....So still an empty void to fill for transformers...Jim, K7RDX.. -- Original Message -- From: "P
/archives//html/Amps/2007-12/msg00091.html (10,803 bytes)

120. Re: [Amps] Drake L4B/8877 Retrofit Problem (score: 1)
Author: "k7rdx" <k7rdx@charter.net>
Date: Mon, 10 Dec 2007 17:13:44 -0800
Hi Ron,I experianced nearly the same symptoms after modifying a Dentron 2000L (8877) With A Dahl replacement transformer upping the plate voltage from the standard 2500 to 3800vdc. I replaced the pla
/archives//html/Amps/2007-12/msg00126.html (11,327 bytes)


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