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81. RE: [Amps] Henry 2K Classic (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Fri, 31 Dec 2004 22:06:34 -0800 (PST); My 3K-A threw a shoe like that once -- the output dropped and got very distorted. A quick look inside revealed only one lit tube, so I cleaned up the contacts in the socket and it has been fine since; /archives//html/Amps/2005-01/msg00000.html (8,242 bytes)
82. Re: [Amps] Henry 2K (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Sun, 2 Jan 2005 09:58:02 -0800 (PST); The Classic-X is similar to the 3K-A, but the 3K-A has a separate fils XFMR. Looking at its schematic, each tube is run off oppposite sides of the center tap, and the center tap is connected between; /archives//html/Amps/2005-01/msg00019.html (7,804 bytes)
83. Re: [Amps] Henry 2K (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Sun, 2 Jan 2005 10:07:25 -0800 (PST); This is what I get for not keeping up with emails. Sorry for the duplicate answer... Joe, N3JI Richard L. Measures, AG6K, 805.386.3734. www.somis.org _______________________________________________ A; /archives//html/Amps/2005-01/msg00021.html (9,621 bytes)
84. Re: [Amps] Parasites, Microbes and Other Biological Hazards (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Sun, 2 Jan 2005 10:26:00 -0800 (PST); ...and don't forget about the Flux Capacitor power supply. Those are really expensive!! Will out? Apparently running it with too much swr causing tvi will make the neighbour's cats and dogs sick. Its; /archives//html/Amps/2005-01/msg00022.html (7,684 bytes)
85. Re: [Amps] TL-922 Replacement Parts (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Thu, 13 Jan 2005 08:29:12 -0800 (PST); I think I saw that type of fuse at Home Depot in the electrical department. You might try them or Lowe's, or failing that, an electrical parts house... Joe Have learned alot from this list,thanks to; /archives//html/Amps/2005-01/msg00246.html (7,627 bytes)
86. Re: [Amps] DC heater supply or AC heater supply (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Tue, 18 Jan 2005 12:28:19 -0800 (PST); I've always thought that both are filaments, it's just that in some applications one is also a directly heated cathode... And yes, my 3-500ZG anodes glow quite nicely, too!! :-) Joe, N3JI I can under; /archives//html/Amps/2005-01/msg00356.html (9,119 bytes)
87. Re: [Amps] Baluns / UNUNs in QRO (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Fri, 21 Jan 2005 12:53:45 -0800 (PST); Mine has so far. I don't know exactly what the impedance is that it "sees", but I have used my AlphaDelta 40/75m dipole on 17m by using the amp as a "tuner". I get a dip in the final and the loading; /archives//html/Amps/2005-01/msg00431.html (10,227 bytes)
88. Re: [Amps] please help with weird problem - culprit found (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Mon, 31 Jan 2005 08:36:49 -0800 (PST); Before you guys start filing class action law suits, don't you think you ought to consider that RF getting into a rig happens all the time and can't always be designed out?? My Icom 706 popped a tran; /archives//html/Amps/2005-01/msg00642.html (11,716 bytes)
89. Re: [Amps] Why price difference (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Fri, 4 Feb 2005 10:07:24 -0800 (PST); Okay, I'll bite... Why would you be calling CQ for hours on a "dead" band?? ___________________________________________________________ Nope. Late at night when the bands are dead but you're still CQ; /archives//html/Amps/2005-02/msg00095.html (9,528 bytes)
90. Re: [Amps] Quick 220 outlet? (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Mon, 7 Feb 2005 17:37:33 -0800 (PST); Also, some hotels have the large window unit AC/heat combos with a plug going to 234V mains. If you don't need AC, you might be able to replace one heater with another. ;-) Joe, N3JI K7RDX <k7rdx@ear; /archives//html/Amps/2005-02/msg00276.html (10,737 bytes)
91. [Amps] 220 & 10dB (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Tue, 8 Feb 2005 15:01:28 -0800 (PST); Speaking of dead, aren't these horses dead enough to be buried yet??? I've been away from my email much of the last week or so and it's taken me quite a while to clean out my inbox. It was starting t; /archives//html/Amps/2005-02/msg00322.html (8,257 bytes)
92. Re: [Amps] Eimac 3500Z Vs. RFParts or Taylor Tubes (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Mon, 14 Feb 2005 11:42:16 -0800 (PST); I was told by the RF Parts people that the Taylors and the RF Parts branded tubes are the same. The only difference is $10 and an extended second prorated year on the warranty. I got the RF Parts tub; /archives//html/Amps/2005-02/msg00490.html (7,998 bytes)
93. Re: [Amps] 3-1000Z Filament Voltage Question (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Fri, 18 Feb 2005 18:17:09 -0800 (PST); It's most likely the greater plate voltage causing the higher output, not the .04V of fil V. I run my 3-500s at ~4.9 V with almost 4000V on the plates and I get 2kW+ with 110W drive. I wouldn't fool; /archives//html/Amps/2005-02/msg00588.html (8,055 bytes)
94. Re: [Amps] TL-922 Help (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Thu, 24 Feb 2005 12:54:50 -0800 (PST); I believe the RF Parts ZGs are fairly close the Eimac drive requirments -- I think the Amperex tubes needed more drive. I used the RF Parts tubes in my 922 and they worked very well. I had it running; /archives//html/Amps/2005-02/msg00774.html (11,330 bytes)
95. Re: [Amps] AL-1200 vs AL-1500 (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Thu, 24 Feb 2005 14:31:09 -0800 (PST); Maybe he could use one of these amps for drive... On Thu, 24 Feb 2005 13:14:18 -0500 Mike Manship writes: My buddy got a call yesterday from someone who's building a dual tube 3CX20,000 and the guy w; /archives//html/Amps/2005-02/msg00783.html (8,950 bytes)
96. Re: [Amps] Grid-Filament BD Potential of Eimac vs. Chinese tubes (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Fri, 25 Feb 2005 10:57:12 -0800 (PST); I'd be interested in those results... Joe, N3JI Richard L. Measures, AG6K, 805.386.3734. www.somis.org _______________________________________________ Amps mailing list Amps@contesting.com http://lis; /archives//html/Amps/2005-02/msg00824.html (7,356 bytes)
97. Re: [Amps] 3-500's tubes (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Fri, 25 Feb 2005 19:34:56 -0800 (PST); I ran mine 24 hours -- don't know what it did, but they're still working 3 years later... Joe, N3JI Gary Smith <wa6fgi@sbcglobal.net> wrote: Generally, 24 hours seems to be sufficient. That is what r; /archives//html/Amps/2005-02/msg00844.html (7,571 bytes)
98. Re: [Amps] Fingerprints on 3Z500 tubes (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Mon, 28 Feb 2005 17:16:03 -0800 (PST); I did that -- it also took off the RF Parts markings. They're clean, though!! Joe, N3JI Gary Smith <wa6fgi@sbcglobal.net> wrote: I have erased them with denatured alcohol. Not the minty rubbing stuff; /archives//html/Amps/2005-02/msg00935.html (8,077 bytes)
99. Re: [Amps] Fingerprints on 3Z500 tubes (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Tue, 1 Mar 2005 09:14:15 -0800 (PST); ROFLMAO... Now that's some good advice!!! Did you see that on "Cops"? Or probably more likely "Dog, the Bounty Hunter"?? Joe, N3JI Colin K7FM _______________________________________________ Amps mail; /archives//html/Amps/2005-03/msg00005.html (7,788 bytes)
100. Re: [Amps] Basic Electronics (score: 1): Author: Joe Isabella <n3ji@yahoo.com>; Date: Mon, 14 Mar 2005 12:30:23 -0800 (PST); I'm pretty sure that the ARRL has a "Basic" course on video. I've seen it in QST. Joe, N3JI The difficulty with a syllabus called "Basic Electronics," is firstly a starting point decision. When i was; /archives//html/Amps/2005-03/msg00320.html (8,460 bytes)

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