Reply to "Semaphore and 555 Timer Circuit"

rtr12OGR Forum Member SUPPORTING MEMBERDIGITAL SUBSCRIBER

Actually, I do have one egress window, but the lab is on the opposite side and back behind the stairway. Can't be seen from the window. I don't have one, but the door would sure be handy for getting things in and out.

8/26/194:18 PM

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