View single post by Michael Rathberger
 Posted: Wed Sep 16th, 2020 07:48 pm
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Michael Rathberger

Joined: Tue Nov 15th, 2005
Every tank switch I have ever seen has three contacts (4 with off). 2 speeds are achieved by bridging 2. To make it three speeds, you just need a coil wound for it. The third speed is high.