Phase control dimming on a cheap pic
Roman Black email (remove spam text)
Alan B. Pearce wrote:
> >Don't monitors also have one ? A little black wotsit down by the
> >power switch?
> Normally in series with the degaussing coil.
DONT DONT use the degauss thermistor!!!!
This gives a HUGE current surge when cold,
then allows almost zero current through
when hot. The exact opposite of a lamp
Just use the series resistor at about 5%
volt drop when the lamp is running. This
will give a very soft lamp start. That was
the topic?? :o)
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