Cecil Moore wrote:
jawod wrote:

On schematics, there can be a black dot on one end of inductor symbol
in a transformer. What does it mean? I know, pretty basic, huh?


It's a phase reference for an AC signal. Otherwise,
there would be the possibility of a surprise
phase reversal through the transformer.
Dan, Richard and Cecil

Thanks very much. You guys are great!

John
AB8O