Turn it off at the end of each day when you are thru listening. The SP10 has a very gentle warm up phase and the tubes don't suffer much from turn on trauma.
Linnlp12, you won't get much argument from me, except we differ on tube preference a tad. I've been using mine for over 20 years - warts and all, its still my favorite pre-amp.
Linnlp12, you won't get much argument from me, except we differ on tube preference a tad. I've been using mine for over 20 years - warts and all, its still my favorite pre-amp.