Another hamfest find

From: Joe <rigdonj_at_intellistar.net>
Date: Tue Mar 10 18:19:59 1998

Gary,

  When did these come out and what did these cost when they were new? Just
out of curiousity. Looks like it would make a nice accessory piece for
someone with a SwTPc (or my Altair :-).

  Joe

At 02:25 PM 3/10/98 -0800, you wrote:
>Sure thing. I have one of those beasties. Before I could afford a
>good oscilloscope it seemed like a nice way to bench-test some digital
>(DTL & TTL) circuits. Modified mine with connector for the cable
>attachment to the box so I could plug in different IC clips for different
>sized components. Also could use it as a pretty dumb "logic analyzer"
>with a cable that had clips or probes on each pin.
>
>It never worked very well for dynamic circuits (not surprising) but I
>did get a lot of use from it while breadboarding.
>
>Gary
>
>At 03:18 PM 3/10/98 -0500, you wrote:
>>> I found an interesting gadget at a hamfest last weekend. It's a
Digi-Viewer
>>> made by SwTPc. It's a gold colored metal box about 6 x 5 x 4 inches. It
>>> has the outline of an IC on it and 16 lights around the outline to
>>> represent each IC pin. There's a cable coming out of the box with a 16
pin
>>> chip clip on the other end. It's AC powered and looks like it uses
>>> incandescent bulbs instead of LEDs. I've never heard of one before but it
>>> looks like a prehistoric IC pin status display. Anyone here ever use
one of
>>> these?
>>
>>Yes, I have seen them, but that's about it. SWTPC made quite a few things
>>that were not related to thier 680x based micros - in fact some things
>>were not digital at all!
>>
>>William Donzelli
>>william_at_ans.net
>>
>
>
Received on Tue Mar 10 1998 - 18:19:59 GMT