- 1. [Amps] Slightly OT.... (score: 1)
- Author: "Adrian Rees" <rees.a@btconnect.com>
- Date: Thu, 28 Jun 2007 10:18:22 +0100
- Hi all I know this may be slightly OT but never the less.... I have a friend of mine who works in the Scrap Electronics business. He normally deals with, well junk. However, he has recently started g
- /archives//html/Amps/2007-06/msg00166.html (7,037 bytes)
- 2. Re: [Amps] Slightly OT.... (score: 1)
- Author: <d.cutter@ntlworld.com>
- Date: Thu, 28 Jun 2007 12:46:24 +0100
- I remember my brother working with plastic welding machines; I think made by Redifon. Use a single large bottle with a light inside. Used only during daylight hours, ie before daytime tv so it didn't
- /archives//html/Amps/2007-06/msg00167.html (7,855 bytes)
- 3. Re: [Amps] Slightly OT.... (score: 1)
- Author: "jeremy-ca" <km1h@jeremy.mv.com>
- Date: Thu, 28 Jun 2007 10:19:11 -0400
- IF they are not SS, the welders are simple oscillators and use tubes not rated for linear modes. Medical equipment uses high linearity tubes such as versions of 8874, 3CX800A7, 8877, etc. Lots of goo
- /archives//html/Amps/2007-06/msg00169.html (8,470 bytes)
- 4. Re: [Amps] Slightly OT.... (score: 1)
- Author: "Jim Tonne" <tonne@comcast.net>
- Date: Thu, 28 Jun 2007 10:30:29 -0400
- But might they be useful for Class C rigs? - JimT _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
- /archives//html/Amps/2007-06/msg00170.html (7,379 bytes)
- 5. Re: [Amps] Slightly OT.... (score: 1)
- Author: "jeremy-ca" <km1h@jeremy.mv.com>
- Date: Thu, 28 Jun 2007 12:02:33 -0400
- Yes, if you dont mind low gain and high drive requirements as well as neutralization. The Europeans often use Thompson or Seimens triodes which are not easily found surplus. I had a contract several
- /archives//html/Amps/2007-06/msg00173.html (8,143 bytes)
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