20 Aug
2006
20 Aug
'06
3:51 p.m.
Scott,
Switchers normally use a 12 DC relay. Unpowered, you get one direction, powered the other. Which is the unpowered default can depend on the manufacturer, and/or how you wire it up. Cushcraft has the installation drawings on their web site, but I wasn't able to find the default value.
Alan WA4SCA