Re: new X-chapters

From	Jan Panteltje <alien@comet.invalid>
Newsgroups	sci.electronics.design
Subject	Re: new X-chapters
Date	2026-02-26 07:11 +0000
Organization	A noiseless patient Spider
Message-ID	<10norns$1ef7b$1@dont-email.me> (permalink)
References	(5 earlier) <7fb54d6b-2e35-c245-dcdc-8aa9109e8e10@electrooptical.net> <10nllat$21fq$1@nnrp.usenet.blueworldhosting.com> <uuotpkhj6kf5f6p5fmutfkh0upp4tfl3ch@4ax.com> <1rr3b05.hqejzzjw7ehqN%liz@poppyrecords.invalid.invalid> <FqHnR.403086$oLub.297323@fx20.iad>

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>Glen Walpert <nospam@null.void>wrote:
>>On Wed, 25 Feb 2026 14:04:08 +0000, Liz Tuddenham wrote:
>
>> john larkin <jl@glen--canyon.com> wrote:
>> 
>> [...]
>>> 
>>> Tubes, and initially transistors, used to be more expensive than
>>> transformers, so transformers gave cheap and reliable power gain.
>> 
>> Transformers have never given power gain.  What did you really mean?
>
>https://en.wikipedia.org/wiki/Magnetic_amplifier
>
>Transformers with a control winding, aka magnetic amplifiers, were used 
>for power gain in servo systems and a few other applications from 1904 
>through at least mid 1980s.  Very reliable but drift with temperature.

Transductors, designed with those for high power applications in the sixtoes.
 https://en.wikipedia.org/wiki/Transductor
  also used for pincusshion corection in color TV sets.

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new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-21 10:43 -0800
  Re:new X-chapters Martin Rid <martin_riddle@verison.net> - 2026-02-21 15:25 -0500
    Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-23 11:00 -0800
      Re: new X-chapters Joe Gwinn <joegwinn@comcast.net> - 2026-02-23 14:39 -0500
        Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-23 14:25 -0800
          Re: new X-chapters JM <sunaecoNoChoppedPork@gmail.com> - 2026-02-23 22:42 +0000
            Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-23 14:54 -0800
              Re: new X-chapters Joe Gwinn <joegwinn@comcast.net> - 2026-02-23 20:17 -0500
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-23 19:18 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-24 17:27 +1100
                Re: new X-chapters Joe Gwinn <joegwinn@comcast.net> - 2026-02-24 14:01 -0500
      Re: new X-chapters Lasse Langwadt <llc@fonz.dk> - 2026-02-23 23:23 +0100
        Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-23 19:19 -0800
          Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-24 17:32 +1100
      Re: new X-chapters Joerg <news@analogconsultants.com> - 2026-02-24 14:53 -0800
        Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-24 15:57 -0800
          Re: new X-chapters Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-02-24 19:12 -0500
            Re: new X-chapters "Edward Rawde" <invalid@invalid.invalid> - 2026-02-24 21:04 -0500
              Re: new X-chapters JM <sunaecoNoChoppedPork@gmail.com> - 2026-02-25 02:25 +0000
                Re: new X-chapters "Edward Rawde" <invalid@invalid.invalid> - 2026-02-24 22:28 -0500
                Re: new X-chapters John R Walliker <jrwalliker@gmail.com> - 2026-02-25 08:46 +0000
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-25 09:39 +0000
                Re: new X-chapters JM <sunaecoNoChoppedPork@gmail.com> - 2026-02-26 00:12 +0000
              Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 04:15 -0800
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-25 14:04 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 07:58 -0800
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-25 19:31 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 14:13 -0800
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-25 22:51 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 16:30 -0800
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-26 09:57 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-26 08:22 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-27 03:51 +1100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-26 09:03 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-27 17:04 +1100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-27 03:45 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-28 03:56 +1100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-27 10:18 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-28 17:29 +1100
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-26 22:51 +1100
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-26 22:49 +1100
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-26 22:44 +1100
                Re: new X-chapters Glen Walpert <nospam@null.void> - 2026-02-25 18:44 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 14:24 -0800
                Re: new X-chapters Jan Panteltje <alien@comet.invalid> - 2026-02-26 07:11 +0000
            Re: new X-chapters Jan Panteltje <alien@comet.invalid> - 2026-02-25 06:52 +0000
              Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 09:58 -0800
                Re: new X-chapters Jan Panteltje <alien@comet.invalid> - 2026-02-26 07:06 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-26 08:32 -0800
                Re: new X-chapters Jan Panteltje <alien@comet.invalid> - 2026-02-26 17:52 +0000
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-27 17:26 +1100
                Re: new X-chapters Jan Panteltje <alien@comet.invalid> - 2026-02-27 13:31 +0000
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-27 09:48 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-27 10:15 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-28 05:20 +1100
                Re: new X-chapters Jeroen Belleman <jeroen@nospam.please> - 2026-02-27 21:09 +0100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-27 20:01 -0800
                Re: new X-chapters Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-28 10:22 +0100
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-03-01 01:08 +1100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-28 07:51 -0800
                Re: new X-chapters Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-02-28 12:48 -0500
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-28 10:07 -0800
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-27 21:02 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-27 14:28 -0800
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-28 17:38 +1100
                Re: new X-chapters Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-28 10:17 +0100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-28 07:52 -0800
                Re: new X-chapters Jim Jackson <jj@franjam.org.uk> - 2026-02-28 22:35 +0000
                Re: new X-chapters Jim Jackson <jj@franjam.org.uk> - 2026-02-28 12:30 +0000
                Re: new X-chapters Bill Sloman <bill.sloman@ieee.org> - 2026-02-28 23:53 +1100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-28 07:53 -0800
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-03-01 19:58 +0000
                Re: new X-chapters Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-03-01 20:16 +0000
                Re: new X-chapters liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-03-01 21:37 +0000
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-03-01 13:43 -0800
                Re: new X-chapters antispam@fricas.org (Waldek Hebisch) - 2026-02-28 14:07 +0000
        Re: new X-chapters Joe Gwinn <joegwinn@comcast.net> - 2026-02-24 20:15 -0500
  Re: new X-chapters Joerg <news@analogconsultants.com> - 2026-02-21 14:10 -0800
    Re: new X-chapters ehsjr <ehsjr@verizon.net> - 2026-02-22 10:15 -0500
      Re: new X-chapters Joerg <news@analogconsultants.com> - 2026-02-24 12:34 -0800
        Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-24 16:12 -0800
          Re: new X-chapters Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-25 01:42 +0100
            Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-24 19:44 -0800
              Re: new X-chapters Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-25 11:28 +0100
                Re: new X-chapters john larkin <jl@glen--canyon.com> - 2026-02-25 03:57 -0800

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