Re: Old test equipment kits...Alpha's IC tester.

It's very unlikely that program code was in RAM, get power to RAM
straightend out first before panicking.
On Sep 7, 2012 5:36 PM, "John Robertson" <jrr@flippers.com> wrote:

> John Robertson wrote:
>
>> Dave Caroline wrote:
>>
>>> On Fri, Sep 7, 2012 at 9:03 PM, John Robertson <jrr@flippers.com> wrote:
>>>
>>>
>>>> John Robertson wrote:
>>>>
>>>>
>>>>> I just received an interesting piece of late 80's technology. An
>>>>> in-circuit Digital IC tester (kit). Made by Alpha it is a Z80 based
>>>>> tester
>>>>> that clips over the IC in question and lets you know if it is working
>>>>> correctly. I suspect it is not unlike the Bug-Trap (HP) Logic
>>>>> Comparator.
>>>>> You need to key in the logic table for each IC that you wish to test
>>>>> (up to
>>>>> 24 pin), and it stores these in non-volatile RAM.
>>>>>
>>>>> Seems to work and I shall post the manual, Eprom, and stored RAM
>>>>> (Dallas)
>>>>> eventually to TTL's FTP.
>>>>>
>>>>> Originally published in Radio-Electronics in November and December
>>>>> 1987 as
>>>>>
>>>>>
>>>>
>>> One has to ask, was the source in the article :)
>>>
>>> Dave Caroline
>>>
>>>
>>>
>>
>> Ah, no, that would be 'easy' - the code was only in the battery backed up
>> RAM. (background sound of person kicking self around the room)
>>
>> It also appears that Mr. Green may have died - am checking with another
>> author who mentions a Bill Green from Radio-Electronics and Popular
>> Electronics as the 'late Bill Green'.
>>
>> John :-#(#
>>
>> Unfortunately it has now been confirmed that Bill Green has died. I just
> received the following note in response to asking about Bill:
>
> /Yep.. Bill is no longer with us.
> I would be the only keeper of the grail...
> However, I don't have one of those or the code./
>
>
> So, now to find one of these machines that still works...right...
>
> John :-#(#
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Received on Sun Sep 9 03:06:45 2012