I think you should see about 1V at pin 2. Since it's nearly 0, my guess is that D2 (3.9V zener) is missing or burned out, or there is a short somewhere around to GND. Roman W dniu 2016-02-09 o 21:30, jw_dewdney@yahoo.com [PolySix] pisze: > [Attachment(s) <#TopText> from jw_dewdney@yahoo.com [PolySix] included > below] > > curious how when I post from the tablet (ipad) the post happens > instantly - whereas posting from the computer (firefox) takes about an > HOUR to show up... weird! > > here is my result from the LM393 (IC5) - the rest forthcoming > >
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Re: [PolySix] Re: The Post I wanted to make.... [1 Attachment]
2016-02-10 by Roman Sowa