Hi Kurt,
I contact you in regard to the Tektronix Microlab I. Do you still have it? If it's
gone, do you know to whom? Is there any documentation available? I'm asking this,
because I don't have any manual about it and need it for repair of Tek 7854.
Please get in contact with me.
Best regards,
Christian Lehnert
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People,
I recently bought a Tektronix Microlab I on eBay. It
was sold as is, and in fact does not work. If anybody
wants to take a stab at fixing it, you can have it.
It is some kind of combination trainer/emulator. It
has RS-232 and audio in/out to be used by the monitor
program for loading programs into RAM. It looks like
a microprocessor trainer: hex keypad, LED display,
buttons for stepping through and starting and stopping
the program. It can support a variety of different
processors via personality cards. The card that is in
there is for the TI TMS9900. Good luck finding other
personality cards. They definitely were produced.
When it is powered up, it shows different things on the
LED and never responds to user input. I have made no
effort at further diagnosis. Who knows, it might just
be a power supply problem (linear, I think). It comes
with complete documentation on microfiche including
schematics. If somebody is interested in fixing it,
it's free. -kurt
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