Early '80s Motorola Semiconductor Reference - anyone?

r.stricklin bear at typewritten.org
Sat Aug 7 22:20:20 CDT 2021

> On Aug 7, 2021, at 7:24 PM, Chuck Guzis via cctech <cctech at classiccmp.org> wrote:
> On 8/7/21 5:50 PM, r.stricklin via cctech wrote:
>> Anyone have an early ‘80s Motorola semiconductor reference manual? I am attempting to repair a Boschert power supply from ~1983 that is full of Motorola parts marked as 1027 (DO-42ish), 1077 (TO-3ish), 1078 (DO-5ish), etc. It would be extremely helpful to know their specifications, or ideally how to cross-ref them to “standard” parts.
> Those are Boschert "house numbers'.  Unless you can find a Boschert
> maintenance document that lists them and ther equivalents, it's going to
> be a bit of a detective sleuth.

Ugh… I hadn’t even thought of that. You’re confident of it?


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