Author Topic: Rom Chips  (Read 2494 times)

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Offline Skybeaux

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Re: Rom Chips
« on: January 22, 2011, 10:31:23 AM »
They are a bipolar PROM 74s573 is a sub among others , they are not an Eprom.

If you have a good bin file for it then i could program you one no worries...$10.50 posted

...depends where you got the file from because i'm finding the sound prom files for the System 1 and early system 80 that are floating around on the net are corrupt and no good.
..at least ways i know the files for Hulk ,Torch , Spiderman , and James bond are bad because i've verified them against known good originals that i have and they don't verify , the check sums are different...even burnt one to be sure and it  sounded terrible.

If you have a good file , or could borrow a chip from someone that i could copy , then i could do it no worries if no one else can do it for you.
...Otherwise your other option is to buy one from the Pinball Resource.