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1. [Amps] Regulated AB Bias schematic (score: 1): Author: "Rolling Thunder" <rln_thndr@hotmail.com>; Date: Wed, 09 Mar 2005 22:56:13 +0000; Does anyone have a regulated AB bias schematic that incorperates thermal tracking or such. I am looking for one for a 8 transistor amplifier bieng built that is similar to that of the SS750 henry. An; /archives//html/Amps/2005-03/msg00244.html (6,413 bytes)
2. Re: [Amps] Regulated AB Bias schematic (score: 1): Author: G3rzp@aol.com; Date: Wed, 9 Mar 2005 19:26:27 EST; There was quite a good one in the old RCA app notes. The problem is that you need a zero impedance supply pushing a constant base current into the devices, possibly even reducing slightly, as the tem; /archives//html/Amps/2005-03/msg00247.html (6,629 bytes)
3. Re: [Amps] Regulated AB Bias schematic (score: 1): Author: "Will Matney" <craxd1@ezwv.com>; Date: Wed, 09 Mar 2005 20:22:26 -0500; What they did for sensing the heat was use the base to emitter junction of a transistor as a diode. They mount the tab of the transistor as close to the finals as possible onto the heatsink. As the h; /archives//html/Amps/2005-03/msg00250.html (8,515 bytes)
4. Re: [Amps] Regulated AB Bias schematic (score: 1): Author: Ian White G3SEK <G3SEK@ifwtech.co.uk>; Date: Thu, 10 Mar 2005 07:09:12 +0000; Follow the links through to the 'Best of In Practice' pages. -- 73 from Ian G3SEK 'In Practice' columnist for RadCom (RSGB) http://www.ifwtech.co.uk/g3sek ____________________________________________; /archives//html/Amps/2005-03/msg00255.html (7,554 bytes)
5. Re: [Amps] Regulated AB Bias schematic (score: 1): Author: G3rzp@aol.com; Date: Thu, 10 Mar 2005 04:59:20 EST; What they did for sensing the heat was use the base to emitter junction of a transistor as a diode. They mount the tab of the transistor as close to the finals as possible onto the heatsink. As the h; /archives//html/Amps/2005-03/msg00258.html (7,464 bytes)

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