MATRIXSYNTH: SID Buffer Mod


Sunday, July 30, 2006

SID Buffer Mod

Probably the biggest issue with the Commodore64 SID is the background noise. This mod addresses that. Title link takes you to more info on C64Music!

"The mod involves adding two 74x245 buffer chips to isolate the SID from the C64 address and databuses. The main reason for the background noise is that a common ground is used for both analog and digital parts inside the chip."

1 comment:

  1. umm. i like the background noise?

    like, what's the point of a hi-fi sid?

    Perhaps if we change the power cables to the C64 to 1AWG with some monster super capacitors to filter things out.

    Perhaps some psaudio power regeneration and an Avalon DI box can bring it that bass and soundstaging we so need from our C64's.

    A k-stereo ambience extractor can be used to bring out that stereo image from a mono signal, yet retain mono compatibility.

    Finally, solid silver wire (no shielding of course, laid out on paper cups so as to minimize the skin effect.

    And let us not forget the Massenburg EQ.

    Then we can finally have the 'C64 Sid Sound' that the designers intended us to have...

    ReplyDelete

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