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41. [Amps] Swan Mark 1 Linear Amplifier Relay (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Mon, 24 Jun 2002 09:01:15 -0700 (PDT); Anyone have any idea where a coil could be found for the T/R Relay in the Swan Mark 1 Linear Amplifier? It is made by Allied Electronics. 73, Bill == Bill Smith KO4NR ________________________________; /archives//html/Amps/2002-06/msg00202.html (6,705 bytes)
42. [Amps] Earliest Commercial Amateur Linear Amplifier (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Wed, 26 Jun 2002 08:40:28 -0700 (PDT); Being somewhat of a history buff I was wondering if anyone had a line on what the earliest Commercial Amateur Linear Amplifier was? 73, Bill == Bill Smith KO4NR ______________________________________; /archives//html/Amps/2002-06/msg00231.html (7,352 bytes)
43. [Amps] Cool Amp Web Site (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Wed, 8 May 2002 09:02:09 -0700 (PDT); == Bill Smith KO4NR __________________________________________________ Do You Yahoo!? Yahoo! Health - your guide to health and wellness http://health.yahoo.com; /archives//html/Amps/2002-05/msg00093.html (9,326 bytes)
44. [Amps] 3-400Z Tube Replacement ideas (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Thu, 16 May 2002 07:33:31 -0700 (PDT); Other than the 3-500Z or 3-500ZG what tubes would be suitable to replace a couple of 3-400Z tubes? 73, Bill == Bill Smith KO4NR __________________________________________________ Do You Yahoo!? LAUNC; /archives//html/Amps/2002-05/msg00241.html (6,853 bytes)
45. [Amps] W5MQA (Pete Warren) CQ Magazine L4B Article (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Thu, 16 May 2002 12:03:50 -0700 (PDT); Has anyone got a good copy of the CQ article W5MQA wrote on converting the Drake L4B to a 3CX1200A7 tube? I have a copy I downloaded but can't read it. 73, Bill == Bill Smith KO4NR __________________; /archives//html/Amps/2002-05/msg00248.html (6,587 bytes)
46. [Amps] Swan Mark 1 Schematic (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Fri, 31 May 2002 07:19:43 -0700 (PDT); Does anyone have a more recent schematic than one dated 1965? I'd like to see what changes they made. I have a schematic dated 1965 but my Mark 1 circuits are a little different. 73, Bill == Bill Smi; /archives//html/Amps/2002-05/msg00481.html (6,273 bytes)
47. [Amps] Swan Mark 1 Linear Amplifier (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Tue, 2 Apr 2002 05:18:49 -0800 (PST); I just purchased a Swan Mark 1 Amplifier and wanted to solicit peoples experiences with it. Any history of problems that a person needs to know about? Any "Heads UP" you can give me is appreciated. 7; /archives//html/Amps/2002-04/msg00064.html (6,709 bytes)
48. [Amps] 3-400Z Tubes (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Wed, 3 Apr 2002 10:24:06 -0800 (PST); What is a fair price to pay for 3-400Z NOS or good pulls? 73, Bill == Bill Smith KO4NR __________________________________________________ Do You Yahoo!? Yahoo! Tax Center - online filing with TurboTa; /archives//html/Amps/2002-04/msg00127.html (6,320 bytes)
49. [Amps] Burle Tubes (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Fri, 5 Apr 2002 09:40:34 -0800 (PST); Anyone have experience with Burle tubes? Here is a link to there web site for the 8122 tube. http://www.burle.com/cgi-bin/shopper.cgi?key=8122&preadd=action 73, Bill == Bill Smith KO4NR _____________; /archives//html/Amps/2002-04/msg00178.html (6,809 bytes)
50. [Amps] Johnson Courier Amplifier (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Mon, 8 Apr 2002 06:34:23 -0700 (PDT); A friend of mine is trying to get his up and running. It is in great condition. Anyone had any experience with it? 73, Bill == Bill Smith KO4NR __________________________________________________ Do Y; /archives//html/Amps/2002-04/msg00234.html (6,577 bytes)
51. [Amps] Johnson Courier Amplifier (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Mon, 8 Apr 2002 06:35:02 -0700 (PDT); A friend of mine is trying to get his up and running. It is in great condition. Anyone had any experience with it? 73, Bill == Bill Smith KO4NR __________________________________________________ Do Y; /archives//html/Amps/2002-04/msg00235.html (6,592 bytes)
52. [Amps] Hetahkit HA-10 Warrior Output Power (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Mon, 8 Apr 2002 07:56:45 -0700 (PDT); I have found that if I keep the Grid and Plate current within Heathkit specifications I can get 500 to 550 watts out PEP on all the bands but 10 meters. Should this amp put out more power than that.; /archives//html/Amps/2002-04/msg00236.html (6,852 bytes)
53. [Amps] Swan Mark 1 Parasistic Supressors (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Tue, 9 Apr 2002 06:29:04 -0700 (PDT); Did the Swan Mark 1 amplifier come with parasitic supressors for the 3-400Z tubes? I just acquired a Swan Mark 1 in great condition but it does not have parasitic supressors. 73, Bill == Bill Smith K; /archives//html/Amps/2002-04/msg00263.html (6,748 bytes)
54. [Amps] Thermistors in Parasitic Supressors (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Wed, 10 Apr 2002 05:51:54 -0700 (PDT); I saw a picture of a GG 3-400Z tube amp with two 47 ohm thermistors in series. In parallel with them was a coil of #14 wire 1 1/4 inch in diamter at 2 TPI. How does this type of Parasitic Supressor o; /archives//html/Amps/2002-04/msg00279.html (6,615 bytes)
55. [Amps] Oil Filled Filter Capacitor vs. Electrolyitc (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Fri, 12 Apr 2002 09:18:59 -0700 (PDT); Can a bank of electrolyitc filter capacitors be replaced with an appropiate oil filled capacitor? 73, Bill == Bill Smith KO4NR __________________________________________________ Do You Yahoo!? Yahoo!; /archives//html/Amps/2002-04/msg00319.html (6,511 bytes)
56. [Amps] Swan Mark 1 Amplifier Puzzle?? (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Sun, 14 Apr 2002 18:31:25 -0700 (PDT); I have been going over an old Swan Mark 1 amplifier I recently acquired and have found a puzzle. There is a 2 amp fuse installed underneath the amp that I haven't traced out yet. It is not shown on t; /archives//html/Amps/2002-04/msg00351.html (7,337 bytes)
57. [Amps] 7094 Tube (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Tue, 5 Mar 2002 07:42:15 -0800 (PST); What kind of tubes are the 7094. I can't find too much info on them. I saw that they were used in the HT-41 Hallicrafters amplifier. 73, Bill == Bill Smith KO4NR _____________________________________; /archives//html/Amps/2002-03/msg00090.html (6,842 bytes)
58. [Amps] Heathkit SB-1000 (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Mon, 11 Mar 2002 07:28:22 -0800 (PST); What's one if these amps worth in excellent condition? Are they worth the trouble? 73, Bill == Bill Smith KO4NR __________________________________________________ Do You Yahoo!? Try FREE Yahoo! Mail; /archives//html/Amps/2002-03/msg00234.html (6,725 bytes)
59. [Amps] Thermador Transformer Company (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Tue, 12 Mar 2002 08:53:15 -0800 (PST); Is the Thermador Transformer Company still in business? 73, Bill == Bill Smith KO4NR __________________________________________________ Do You Yahoo!? Try FREE Yahoo! Mail - the world's greatest free; /archives//html/Amps/2002-03/msg00255.html (6,461 bytes)
60. [Amps] GI7BT Tubes (score: 1): Author: ko4nrbs@yahoo.com (Bill Smith); Date: Sun, 24 Mar 2002 16:35:34 -0800 (PST); Got in trade three NOS GI7BT tubes without the heat sinks. Same as the GI7B but has a beefer ceramic insulator. Made for the Radar in the Russian military tanks I'm told. Good story anyway!! I'll sel; /archives//html/Amps/2002-03/msg00561.html (6,480 bytes)

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