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WTB: SWTPC 6800 CPU board

BobApplegate

Experienced Member
Joined
Feb 23, 2004
Messages
117
Location
Medford, NJ
I've got pretty much everything I need to get a running SWTPC system except for a CPU board. Either a MP-A or MP-A2 would be fine... does anyone have a spare they might consider parting with? Working condition is preferred but not required.

Thanks,

Bob
 
Bob...I sold all of my spares, sorry I can't help. Not sure how hard they are to find. This time last year I had three systems, now I have just the one I use regularly. You live kind of close to InfoAge, you could borrow theirs perhaps.
Bill
 
I can't remember, and can't find my pile of data, but doesn't the SWTP system use the same 43+43 contact backplane as the Exorciser? If so then another possible source.
 
No, different bus. SWTPC uses the SS-50 (main) and SS-30 (I/O) bus.

I've got my 6800 CPU clone working but it would be better to debug/test the motherboard with a genuine CPU board in case I've got errors.
 
Bob, I've got an MP-A2 if you are still looking for one. Found it outside at a salvage yard about 30 years ago.

Russ

P1230270.jpg
 
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