Help with PCB ID
coryheisterkamp at gmail.com
Sat Mar 13 15:48:13 CST 2021
> On Mar 13, 2021, at 3:24 PM, Jos Dreesen via cctalk <cctalk at classiccmp.org> wrote:
> On 13.03.21 20:43, Cory Heisterkamp via cctalk wrote:
>> I’m wondering if anyone recognizes this PCB. Double-sided, 74xx vintage, measuring 14”x15”. There’s a “B.I.” logo in one corner, but no google match. IC date codes are ’77/’78 vintage.
>> There’s a pair of DB-25’s, a BCD encoder, and for some reason, two pots. DC rectification appears to take place onboard. I thought perhaps the 112-7753 marking might be a part or catalog number, however the flip side is marked 112-1754, so perhaps not.
>> Anyone recognize it? -Cory
> The exact same board is currently laying on my bench awaiting repair.
> It comes out a Cromemco 3101, which is indeed a rebadged Beehive B100
Wow, you guys are good! I’ve had this board for years but can’t recall just where I obtained it. Thanks for the info, I would have never guessed. -C
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