[Amps] Zero Crossing circuit

[Bill Turner]

On Wed, 17 Nov 2004 16:19:47 -0600, Phil Clements wrote:

>Zero crossing circuits (solid-state relays) are far too fast acting 
>for use as a soft-start device, Ed.
>
>A properly designed soft-start circuit has a delay equal to the time 
>it takes the H.V. meter to reach 2/3 of the way to its normal reading.

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I must disagree.  My Command HF-2500 uses zero-crossing solid state
devices to turn on and they work perfectly.  There is no thump, no
noise, and the turn-on is smooth as silk.  Other than those devices,
there is no soft-start circuit of any kind.

--
Bill W6WRT