ORIGINAL MESSAGE: (may be snipped)
On Wed, 25 Sep 2013 10:10:06 +0930, you wrote:
>
>Yes all that you mention below is correct Jim. That's why I commented in an
>earlier post that an individual QRO amp builder would get away with doing
>this questionable 3 kW power supply realization technique, but no commercial
>SS amp manufacture would be able to do this due to the electrical codes in
>respect of EU power factor rules and product compliance certification.
REPLY:
Power factor correction is an area I am a bit hazy on. Could someone explain
why the power factor would be different between a direct-rectified PS and a
transformer-isolated one? Either one charges the capacitors with a series of
pulses. What's the difference in power factor?
73, Bill W6WRT
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