On Fri, 02 Dec 2005 19:40:20 +0100, lcdpublishing
<lcdpublishing@...> wrote:
mains, which isn't all designed to be at that potential, 'specially the
thermistor. Often it will be a phototriac which does the firing of the
triac the right way without hassle at a zero crossing.
ST
<lcdpublishing@...> wrote:
>Yea, more or less. it isolated the thermisotor and pot and supply from
>
> BTW, is this isolator needed for the same reason I needed one on my
>
> spindle driver that fried my computer last year?
mains, which isn't all designed to be at that potential, 'specially the
thermistor. Often it will be a phototriac which does the firing of the
triac the right way without hassle at a zero crossing.
ST