Re: HP logic comparator

AKA BugTrap. http://users.erols.com/mowerman/bugtrap.htm

There is also a CMOS version.

On mine & all I've seen there is a setup of toggle switches that you throw
to remove power & ground pins from the UUT.

I scanned documentation for my units, they are here....

http://www.spies.com/arcade/TE/index.html

Under ECOMMS.

Anyone using HP scopes, series HP546XX? I'm interested in the Benchlink
Software & usage tips.

Thanks,
Kev

> Hi all,
>
> I just got one of these a few weeks ago and it's a really cool tool. You
> clip it on suspect TTL chip and put a reference TTL chip inside the
housing
> and it will show you any difference in the logic states between the two
> chips.
>
> I have one question though for anyone who might use one of these. The
> manual implies that you can use it on 14-pin DIPs as well as 16-pin
> DIPs. It works fine on 16-pin ones but I can't get it to work on 14-pin
> ones. Is there something I'm missing or not doing correctly? Do I need
> to jumper a ground connection for the last two pins hanging off?
>
> Thanks for any suggestions.
>
> Werner Sharp
> sharpw@bellsouth.net
>
>
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Received on Wed Oct 03 08:14:48 2001