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Transwarp GS upgrade article



It's time for an update on this article.

I have recently purchased some more oscillators from Clarke & Severn
Electronics.

They can now provide custom programmed oscillators in 1/2 TTL packages
for AU$6.98 each. I waited while they programmed three for me.
The oscillators can also be reprogrammed once, so if you find that the
speed you asked for first doesnt work, you could take it back to them
and ask for them to re-program it.

Clarke & Severn Electronics
4/8A Kookaburra Road, Hornsby, NSW Australia 2077
Ph: +61 2 9482 1944 Fax: +61 2 9482 1309 Email: sales@clarke.com.au

I am currently running my ROM 3 system at 14Mhz. I have a Transwarp GS
with the 32k cache from Applied Engineering (35ns SRAMs) & ROM 1.8S.
The GAL versions are TWGS1A1, TWGS2B1, TWGS3B1, TWGS4B1, TWGS5A1,
TWGS6A1,
TWGS7A1, TWGS8A1. I have the 14Mhz 65816 available from WDC.
I have not purchased faster SRAMs or modified the power supply.

Cheers,
Andrew