[LAU] delta 1010 background hiss

Arnold Krille arnold at arnoldarts.de
Sun Jan 24 14:44:49 EST 2010


On Sunday 24 January 2010 18:26:13 Martin Peach wrote:
> So I took the card out and now it's running in a WinXP box with no
> issues. So it's definitely not the capacitors. I think the sound of dead
> capacitors would be more like AC hum.

Dead capacitors are not causing AC hum, they are causing high-frequency hiss 
because the high frequencies of the switching powersupply in your machine 
isn't filtered any more. (One of the problems I am facing here with my diy amp 
using an old PC PSU while trying to not use capacitors for filtering.)

Arnold
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