3 throw switches?
Don Tillman
don at till.com
Thu Jul 2 23:43:34 CEST 1998
Date: Thu, 02 Jul 1998 16:15:23 -0600
From: mark verbos <verbos at on-q.com>
am I nuts here, or is it impossible to find a tripple throw
switch. Is there a way to wire a 2pole 2 throw switch to be a
single pole 3 throw switch? Am I nuts? in the buchla quad low
pass gate, there is a 2pole 3throw switch to select modes. How
do I do this?!?!?!
You're talking about those little toggle switches, right?
Get one designated as a "DPDT on-on-on". That means that it's a DPDT
switch, with a center position, and if we refer to the positions as
left, center, and right, in the center position one pole's wiper is
connected to the left terminal and the other pole's wiper is connected
to the right. It should be pretty clear how to wire one of these into
a 3PST switch.
This is as opposed to a "DPDT on-off-on" which leaves the poles
unconnected in the center position.
-- Don
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