Writting to memcals

David Cooley n5xmt at triad.rr.com
Fri Jul 28 19:03:21 GMT 2000


I wonder if these are the old 25 volt VPP PROMS?



At 02:15 PM 7/28/2000, you wrote:
>I need a clue.
>I have 3 memcals, that take 3x the normal erase time, and refuse to take a
>"burn".
>One is a 256K that was used where it just needed to be a 128K, and the other
>is a 128K where a 128K was used.  I also, have an aftermarket doing the same
>thing.
>   I've tried 27128, 27C128, and 27128A.
>And when I use the generic take outs just to check the system, they work
>fine...
>Any advise welcome
>TIA
>Grumpy
>
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David Cooley N5XMT Internet: N5XMT at triad.rr.com
Packet: N5XMT at KQ4LO.#INT.NC.USA.NA T.A.P.R. Member #7068
I am Pentium of Borg... Division is Futile!
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