Quote:
Originally Posted by russell_w_b
Why do you need a connection between the bellset and terminal T3 on the telephone?
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Do you mean T2 (green)? T3 is the A leg (white), without which the telephone will receive no signal. Isn't the T2 connection also needed for the speech circuit?
Quote:
Originally Posted by russell_w_b
It looks like with your telephone connected, you are measuring round the loop of carbon mic > 35 Ohm ASTIC winding > down the connecting wire to your bell in the bellset then back up the connecting wire back to T3 on your telephone.
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That's the conclusion I reached too.
By the way, what is the electrical difference between your diagram and how my setup is wired?