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21. [Amps] SB220 Improvements (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Wed Feb 12 11:47:55 2003; What is the origin of this grid resonance, and approx. what is its Q? Eric K8LV; /archives//html/Amps/2003-02/msg00289.html (7,498 bytes)
22. [Amps] Operations/precautions Manual for Club (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Wed Feb 12 11:52:07 2003; Could you make a stab at estimating the total filament-on hours in that time? Eric K8LV; /archives//html/Amps/2003-02/msg00290.html (6,721 bytes)
23. [Amps] Voodoo Magnetic Fields (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Wed Feb 12 12:39:06 2003; Ian: I think this getter idea is fairly amazing (I have heard about it before but never really paid much attention.) As usual, I am not totally comfortable about it without being able to do some anal; /archives//html/Amps/2003-02/msg00292.html (8,522 bytes)
24. [Amps] Voodoo Magnetic Fields (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Wed Feb 12 12:50:12 2003; Bill: My explanation is quite simple, and believable. Like many other issues confronted here, the actual analysis requires crunching some real-world numbers. But I don't think it is an atomic physics; /archives//html/Amps/2003-02/msg00293.html (8,759 bytes)
25. [Amps] SB220 Improvements (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Thu Feb 13 08:21:46 2003; I just tried to locate an official data sheet for this tube, but I could not find one anywhere. However, my Radio Amateur's Handbook lists this tube as having an 'operating range' of 110MHZ, which I; /archives//html/Amps/2003-02/msg00312.html (7,953 bytes)
26. [Amps] 30L1 Biasing (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Thu Feb 13 08:49:12 2003; Vic: I didn't attend any of the engineering meetings for the design of the 30L-1. I told them that I was simply too busy to bother with such a trivial project. Seriously, I can state several good eng; /archives//html/Amps/2003-02/msg00313.html (8,418 bytes)
27. [Amps] Grounding Vacuum cap shafts (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Mon Feb 17 15:18:29 2003; Many antenna tuners, particularly airborne military types, use a floating variable vacuum cap as a series reactance canceller. In fact, that is one of the big sources for all of the military surplaus; /archives//html/Amps/2003-02/msg00351.html (6,577 bytes)
28. [Amps] Input circuit resonance in G-G Amps (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Tue Feb 18 11:09:03 2003; I just returned from a little radio-related hiatus. GOOD News: A solid weekend long DX contest is always a blast at a good station. BAD New: That's if conditions are any good - bad conditions, like l; /archives//html/Amps/2003-02/msg00358.html (10,521 bytes)
29. [Amps] Series Capacitor Strings in HV Supplies (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Thu Feb 27 00:15:32 2003; I have formulated a new theory which offers very convincing proof that the traditional 'equalizing' resistors used with series-connected electrolytic capacitor strings are NOT necessary. I realize th; /archives//html/Amps/2003-02/msg00489.html (8,219 bytes)
30. [Amps] Tank Coil replacement with Toroid Core coil (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Thu Feb 27 10:58:49 2003; Bill: I am still trying to come up with a feasible design for you, for a toroidal replacement 80M coil. Meanwhile, you probably noticed the posting RE: a coil advertised for sale by WC6W, that was ad; /archives//html/Amps/2003-02/msg00495.html (9,852 bytes)
31. [Amps] Tank Coil replacement with Toroid Core coil (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Thu Feb 27 11:44:51 2003; Don: I will not debate the price issue, because it is highly variable. My figures are for very high-performance cores, which this is not. You are missing an extremely important point.The power losses; /archives//html/Amps/2003-02/msg00496.html (8,835 bytes)
32. [Amps] Toroidal Tank Coils (score: 1): Author: MorgusMagnificen at aol.com (MorgusMagnificen@aol.com); Date: Fri Feb 28 12:49:50 2003; In response to offline requests and suggestions, here is the detailed calculation for the toroidal coil. I would like to proceed by making a very clear statement of the problem to be analyzed - many; /archives//html/Amps/2003-02/msg00516.html (11,973 bytes)
33. [Amps] AL-572 (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Fri, 3 Jan 2003 20:14:38 EST; Your comments about the 572 do not seem correct. What is the basis for your belief that they are inferior at 30MHZ? I have used 4 572's in my amplifier for several years, using virtually all known sp; /archives//html/Amps/2003-01/msg00029.html (7,497 bytes)
34. [Amps] RF Power transistors (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Sun, 5 Jan 2003 15:21:23 EST; Does anyone know of a source of high-rent RF power transistors at bargain prices? I have several projects to try but the stiff prices for these solid-state 807's is still a little hard to handle. For; /archives//html/Amps/2003-01/msg00043.html (7,215 bytes)
35. [Amps] KVAR Caps Rating (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Sun, 5 Jan 2003 16:23:47 EST; You better take another look at the data. You will find that the KVAR ratings for the large doorknobs is more like .5-1KVAR at RF. The maximum current rating at 1MHZ is only approx. 2A. How well is t; /archives//html/Amps/2003-01/msg00046.html (7,443 bytes)
36. [Amps] Interesting websites (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Sat, 11 Jan 2003 14:20:13 EST; I went and looked at the House-of-Tubes website -. Just another internet hustler. I think that those people who like to show you pages full of groovy merchandise 'for sale' (supposedly), but don't wa; /archives//html/Amps/2003-01/msg00089.html (6,904 bytes)
37. [Amps] Relay contact burnisher (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Wed, 6 Nov 2002 12:03:11 EST; Many years ago Western Electric made and distributed a variety of contact burnishing tools, which were a valuable commodity in the era of relay-switched telephone systems. I am urgently trying to loc; /archives//html/Amps/2002-11/msg00061.html (7,460 bytes)
38. [Amps] Relay contact burnisher (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Fri, 8 Nov 2002 10:55:12 EST; Thanks to all who responded to my search for a contact burnisher. I am really surprised how this slipped below my radar screen - guess I spend too much time searching for hard to find stuff and have; /archives//html/Amps/2002-11/msg00129.html (7,252 bytes)
39. [Amps] RMS Power (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Sun, 10 Nov 2002 14:17:00 EST; (This is a correction to my previous note). To those who say there is no such thing as RMS power, its time for you to go back and re-learn your basic AC theory. RMS power is defined simply as the tim; /archives//html/Amps/2002-11/msg00159.html (9,330 bytes)
40. [Amps] DC On tube filaments (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Wed, 9 Oct 2002 10:42:05 EDT; Those who are opposed to DC on filaments should immediately notify the Department of Defense, as they have apparantly being erroneously doing this in all of that aircraft electronics since the days o; /archives//html/Amps/2002-10/msg00077.html (7,895 bytes)

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