Glossary:DPDT
A DPDT (Double Pole Double Throw) switch is just two SPDT (or two-way) switches ganged together and operated in tandem. It's used to simultaneously switch two separate circuits between alternate paths.
A DPDT (Double Pole Double Throw) switch is just two SPDT (or two-way) switches ganged together and operated in tandem. It's used to simultaneously switch two separate circuits between alternate paths.