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1. [Amps] Step Start PhaseAngle cotrollers (score: 1): Author: "craig" <craigs99@iprimus.com.au>; Date: Wed, 7 Jan 2004 14:09:23 +1100; LX2KL's web page has a some good information on the different commercial zero crossing step start systems. One disadvantage is that they need RF suppression filters. http://www.kristronic.com/index.h; /archives//html/Amps/2004-01/msg00071.html (6,763 bytes)
2. Re: [Amps] Step Start PhaseAngle cotrollers (score: 1): Author: R.Measures <r@somis.org>; Date: Wed, 7 Jan 2004 06:51:31 -0800; ** Other disadvantages are that 50 or 60 Hz is too fast of a ramp-up for capacitor filter HV supplies and for thoriated-tungaten filament/cathodes. However for heater-type cathodes using a resonant-c; /archives//html/Amps/2004-01/msg00075.html (7,654 bytes)
3. Re: [Amps] Step Start PhaseAngle cotrollers (score: 1): Author: peter.chadwick@Zarlink.Com; Date: Wed, 7 Jan 2004 13:00:17 -0800; relay stepstart is a less I rather go along with Rich on this one. For HV supplies, I go along with him about the use of thermisters, too, although for filament inrush limiting, that seems a good app; /archives//html/Amps/2004-01/msg00081.html (7,461 bytes)

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