using the national average of 19 cents per kwh the cost to leave an amp that uses 85 watts just being on would cost $166.45 in electricity a year . So look at what your amp uses when not being played but left on 24/7/365 and decide if it's worth especially if your electricity cost more than national average .
Leave it on?
I just listened to Paul McGowan explain that turning SS equipment on and off degrades the capacitors from the tiny power surge and that leaving SS equipment on ALL THE TIME is best. What do you do?