Re: Battlezone AVG problems...

From: Christopher X. Candreva <chris_at_westnet.com>
Date: Wed Oct 29 1997 - 16:49:46 EST

On Wed, 29 Oct 1997, Joel Rosenzweig wrote:

> In fact, I just had a speech failure last weekend on my Black Knight
> pinball. It turned out to be a 1458 op-amp. At least there are no
> analog switches to fool with. I haven't figured out how to test those
> things appropriately other than to "swap and see" if it works.

Easiest way is with a scope. Trace the signal path, see where it goes sour.
When I had an analog switch go on me, it showed up as a greatly reduced
frequency response -- theere were multiple concentric signals.

Next question is where to get a cheap scope . . .

-Chris

==========================================================
Chris Candreva -- chris@westnet.com -- (914) 967-7816
WestNet Internet Services of Westchester
http://www.westnet.com/
Received on Wed Oct 29 13:50:18 1997

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