Mark, it is a DP3T on/on/on often referred to as a shorting switch.
?Jack, the schem we use is the same as nd6t's with the addition of a 5v reg and not as many decay setting options that's it. Once I get back to my computer I will send it to you. Also will add same as Tim has. Make a new thread or email us don't derail another's thread. may be try to be less insulting or rude.
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David
?N8DAH
N8DAH