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Total 282 documents matching your query.

121. [AMPS] Amp using 833A (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Sun, 17 Sep 2000 21:24:05 -0400; Anyone ever build or use an amp employing the 833A ? rated for class B RF amplifier service. Might be fun for a nostalgia CW amp, but anyone ever use this tube for SSB ? Phil -- FAQ on WWW: http://ww; /archives//html/Amps/2000-09/msg00826.html (7,619 bytes)
122. [AMPS] Amp using 833A (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Sun, 17 Sep 2000 22:43:22 -0400; A Lamp ! As in class "L" -AMP ? I think I got it ! Actually Mark the lamp idea did occur to me. Phil -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative; /archives//html/Amps/2000-09/msg00830.html (8,078 bytes)
123. [AMPS] Amp using 833A (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Mon, 18 Sep 2000 21:09:58 -0400; Not to worry Jeff. I pretty much ignored the reply you refer to below. Grounded grid never even entered my mind with respect to this tube. It was Rich that chose to reply in a one-sided manner regard; /archives//html/Amps/2000-09/msg00846.html (10,788 bytes)
124. [AMPS] Amp using 833A (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Mon, 18 Sep 2000 21:22:43 -0400; Now this is little more useful. Thanks for the input Tom. As I mentioned to Jeff, g-g would not be considered for this tube. Neither would upper HF (these things are only rated for 30 Mhz max anyway); /archives//html/Amps/2000-09/msg00847.html (10,251 bytes)
125. [AMPS] Amp using 833A (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Mon, 18 Sep 2000 22:21:37 -0400; Yes, I expect I could receive more than the daily allowance of vegetable and dairy products at such a gathering if I wasn't careful with the design. Phil -- FAQ on WWW: http://www.contesting.com/FAQ/; /archives//html/Amps/2000-09/msg00854.html (9,137 bytes)
126. [AMPS] AL-80B Amps (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 27 Sep 2000 10:53:34 -0400; You have a one-track mind. That isn't what Steve was referring to. He was referring to the fact that some "operators" were surprised to find HV at the anode of a fully powered amplifer when the amp w; /archives//html/Amps/2000-09/msg01098.html (8,869 bytes)
127. [AMPS] SB1000 parasite question for Tom and Rich+ (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Fri, 04 Aug 2000 21:31:15 -0400; If "tinks" in a vacuum can be heard (ie. de-wiskering a vacuum cap), then big bangs in a vacuum should also be heard. Phil -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesti; /archives//html/Amps/2000-08/msg00101.html (9,847 bytes)
128. [AMPS] Thinning my library (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 09 Aug 2000 22:25:51 -0400; I've started to do some thinning of my library. I've got an SSB Handbook by Henneberry (Technical Materiel Corp) and a 1968 RSGB Communications Handbook on ebay should anyone be looking for either. h; /archives//html/Amps/2000-08/msg00183.html (6,860 bytes)
129. [AMPS] TEST (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Sun, 13 Aug 2000 15:01:39 -0400; -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com; /archives//html/Amps/2000-08/msg00274.html (6,281 bytes)
130. [AMPS] How to find the Correct Phase for 240V Transformer PrimaryWindings ??? (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Fri, 18 Aug 2000 09:10:28 -0400; Fairly easy Kurt. Here's the procedure : 1. With your multimeter in the Resistance mode, find the leads associated with each winding. Label the leads for one winding 'A' and 'B', and the leads for th; /archives//html/Amps/2000-08/msg00342.html (11,827 bytes)
131. [AMPS] Question About Correct Phase for 240V TransformerPrimary Windings ??? (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Fri, 18 Aug 2000 12:40:44 -0400; No ! This method has a 50% chance of working, and a 50% chance of damaging (or destroying) the windings. IF you just happen to connect the windings in the proper phase (polarity), the voltage across; /archives//html/Amps/2000-08/msg00346.html (12,016 bytes)
132. [AMPS] TEST - trash (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 23 Aug 2000 19:14:35 -0400; -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com; /archives//html/Amps/2000-08/msg00396.html (6,307 bytes)
133. [AMPS] Commercial email (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Sun, 27 Aug 2000 08:39:27 -0400; I've noticed Fred, but it doesn't bother me at all. If there's any place on the net where a group of people would want to know of the availability of amp tubes, it's right here. So it makes sense to; /archives//html/Amps/2000-08/msg00415.html (8,616 bytes)
134. [AMPS] Thanks (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Sun, 27 Aug 2000 18:45:06 -0400; Phil -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com; /archives//html/Amps/2000-08/msg00425.html (7,139 bytes)
135. [AMPS] Thanks (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Sun, 27 Aug 2000 23:46:18 -0400; Phil -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com; /archives//html/Amps/2000-08/msg00431.html (7,881 bytes)
136. [AMPS] SB-220 Transformer Needed (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Mon, 28 Aug 2000 22:16:24 -0400; I don;t know the specs of this unit Alan, but you might want to have a look at the Hammond line of transformers. They still make a pretty broad range of small transformers. Phil -- FAQ on WWW: http:/; /archives//html/Amps/2000-08/msg00474.html (8,751 bytes)
137. [AMPS] CBers (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 30 Aug 2000 17:49:32 -0400; C'mon now Jeff. Only the feeblest of minds would fall for that one, and there aren't too many of those here.(eh?) Phil -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.c; /archives//html/Amps/2000-08/msg00549.html (8,063 bytes)
138. [AMPS] CB and AMPS reflector (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 30 Aug 2000 20:40:34 -0400; Parasitics ! What are parasitics ? Surely they're not found in amplifers ! Phil -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUES; /archives//html/Amps/2000-08/msg00556.html (7,477 bytes)
139. [AMPS] SSR's reforming electrolytic caps (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 05 Jul 2000 10:04:28 -0400; Skipp, I'm not sure you can really accomplish the reforming process in the short time delay provided by an SSR. My experience with reforming electrolytics manually with a variable HV DC supply and m; /archives//html/Amps/2000-07/msg00027.html (8,636 bytes)
140. [AMPS] DC Output (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Mon, 31 Jul 2000 08:24:24 -0400; Good question Firson. First, when you place a load on this power supply, the output voltage will drop a bit so that the final AC "power" won't be 2550 x 0.5 watts, but will be perhaps 2200 x 0.5 watt; /archives//html/Amps/2000-07/msg00222.html (8,687 bytes)

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