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Music servers and other computer based digital audio technologies.

Interesting Tweaks

I tried using an extenal clock for cmp (Oppo dvd player)and found a nice little sq improvement. Most recently cics recommended another pc psu unit to drive all the so called 'dirty power consuming devices'. So I connected another pc psu unit to P4, all my drives and lo and behold got the sq pop cics talked about. When using an external clock to drive juli@ I got the same (but smaller) sq pop. The sq improvement makes sense to me because the juli@ clock is no longer drawing current from the p24 line. However there is an issue. When used in this fashion as soon as I shut off my battery feed (3.3volts) to Juli@ I lose control of the cursor via the mouse. It goes away upon reboot but even if I switch back to internal clock before shutting down the battery feed the cursor/mouse locks up so it always necessitates a reboot. Its enough of a nuisance that I have fallen back to only using the internal clock. But if there is a way to avoid the reboot the external clock would be a permanent tweak imo.

For Buf32s users I recommend damping the Sabre chip with a bit of gooey substance right in the top/middle of the chip (avoid touching any of the pins on the chip to prevent shorts). This improved sq very significantly in the upper mids and soundstage area. I used some black tacky goo I had on hand. Mortite did not work as well. Goo-ier the better.


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