Re: amplified speakers

From: Groepaz (groepaz_at_gmx.net)
Date: 2003-02-07 13:54:46

On Friday 07 February 2003 13:38, gideonz@dds.nl wrote:
> > as for the c64, i would personally always use them, since they keep away
> > any static voltage from the valueable device :)
>
> No they don't. Static discharges are almost 'delta pulses' and hence have a
> very high frequency content. For very high frequencies, a capacitor is
> actually a short, not an open!

sorry... my fault... i didnt mean "static discharges" but "dc voltage"... 
stupid german vs english crap (ok it isnt quite technically correct even in 
german ... hehe)

> > btw "frequency dependant" .... no, you would choose a capacitor whose
> > capacity
> > is small enough to not interfere in this respect.
>
> Uhmm.. you mean large enough.. The larger the capacitor, the lower the
> cut-off frequency. You are making a high-pass filter with the C and the
> impedance of the amplifier.

yes damned.... :=P to long ago ... :=P

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