[AMPS] a sticky issue.

[Tom Rauch]

> Someone is certainly confused here.  The HF RF bypass cap will 
> reduce 1.8 MHz ripple on the electrolytics.  The problem with
> ripple currents in the electrolytics has to due with resistive heating,
> The designer usually sizes the caps to meet a ripple current heating
> specification and if that ripple increases due to plate voltage swing
> leaking back through the plate choke, the PS filter caps will operate at
> increased temperature and somewhat reduced life.

I must not follow what Rich has running through his mind on this 
one.

I can't imagine a capacitor being banged every half-cycle by 
thousands of volts of rectified AC suddenly having a problem with 
an additional dozen volts!


73, Tom W8JI
w8ji@contesting.com

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