I'm interested. How bad is the corrosion on the 3 chips next to the battery, but below the clock chip? Those 3 chips and the clock chip are nearly always involved in bad clocks...
Are any of these Guru-Roms still available?
I'm interested in 2 of these Gururoms + Adapter. Universal ROMs please, as will be used and tested in A2091 and GVP single rom cards.
USA
Where do you find these Eproms these days? I've been looking at the usual selling sites, and have spent hours doing web searches for several different part numbers, but cannot locate any. For those that use these eproms, where do you get them from?
I've tried these part numbers:
27C200
AM27C200...
Ahandyman59 here,
I'm an older guy that was a geek before the term geek was created. Been taking things apart, making circuit boards, and screwing around with computers of many different types for over 40 years now. My first computer was a TRS-80. It was limited and I had to write most of...
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