There was a short time when the EP350s had auto.
If you have a v1, that's probably an AB amp, which means it is using a not-insignificant amount of power when it's turned on. That said, the best way to find out how much is to get a kill-a-watt meter and plug the sub into that. Then you'll know.

Last edited by Ken.C; 05/29/13 12:09 AM.
I am the Doctor, and THIS... is my SPOON!