I need a circuit that when lead "A" is grounded will allow a 3 to 5 volt output signal on lead "B".
When the ground on lead "A" is lifted lead "B" is now at or close to ground potential.
I have a 12 vdc power source and the current flow through lead "B" is minimal.
Thank You
When the ground on lead "A" is lifted lead "B" is now at or close to ground potential.
I have a 12 vdc power source and the current flow through lead "B" is minimal.
Thank You