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1. [Amps] Shorted turns experiment (score: 1): Author: Larry Benko <xxw0qe@comcast.net>; Date: Thu, 05 Aug 2010 15:40:48 -0600; Carl and Denny, Hope you don't mind me butting in here. I had a private exchange with another guy and will post an experiment I did here as it might help. This following reply was in reference to a p; /archives//html/Amps/2010-08/msg00047.html (10,434 bytes)
2. Re: [Amps] Shorted turns experiment (score: 1): Author: "Gary Schafer" <garyschafer@comcast.net>; Date: Thu, 5 Aug 2010 18:56:15 -0500; I have an old TMC (technical materials company) amplifier that uses a pair of 3-500s that has an auto (preset) tune tank circuit. The tank coil has a tapped toroid core in it. I replaced part of that; /archives//html/Amps/2010-08/msg00048.html (12,730 bytes)
3. Re: [Amps] Shorted turns experiment (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Thu, 5 Aug 2010 21:06:03 -0400; Gary, Larry, I could especially understand that if the toroid was in the Pi and used/tapped up thru 30 MHz, I wouldnt use one that way either. I tried that decades ago with poor results above about 1; /archives//html/Amps/2010-08/msg00049.html (14,374 bytes)
4. Re: [Amps] Shorted turns experiment (score: 1): Author: "Bill, W6WRT" <dezrat1242@yahoo.com>; Date: Thu, 05 Aug 2010 19:18:08 -0700; ORIGINAL MESSAGE: REPLY: 30 watts dissipated in the toroid? Considering that the toroid is generally wrapped with insulating tape which helps trap heat, and the wire is insulated too,I think you have; /archives//html/Amps/2010-08/msg00050.html (9,130 bytes)
5. Re: [Amps] Shorted turns experiment (score: 1): Author: "Gary Schafer" <garyschafer@comcast.net>; Date: Thu, 5 Aug 2010 21:19:13 -0500; Here is W8JI's response about tapped toriod coils: It was over 3 years ago, I thought it was only a year. http://lists.contesting.com/archives//html/Amps/2007-03/msg00361.html This was my original qu; /archives//html/Amps/2010-08/msg00051.html (17,315 bytes)
6. Re: [Amps] Shorted turns experiment (score: 1): Author: "Bill, W6WRT" <dezrat1242@yahoo.com>; Date: Thu, 05 Aug 2010 19:34:54 -0700; ORIGINAL MESSAGE: REPLY: Gary, in the link referenced above you make the statement: "I see that things just happen to work out that using plate current times tank Q also gives the approximate current; /archives//html/Amps/2010-08/msg00052.html (9,131 bytes)
7. Re: [Amps] Shorted turns experiment (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Fri, 6 Aug 2010 09:10:11 -0400; JI makes good points as to why an 80/160 only tapped toroid works well and is simply repeating what others knew in the late 70's and possibly earlier. Size the toriod properly, dont get carried away; /archives//html/Amps/2010-08/msg00054.html (18,729 bytes)

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