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Hello Any one know the level impedence out on serial loop send return fx loop on my einstein head.....i want to connect pedal mxr mc401 boost for solos and it seems monster loud at 0db on pedal Thanks

:rock: :rock: Just a quick post ..too say stunning service from the man himself Peter diezel .. Sent my Einstein to Germany from uk for repair and service ..Peter rang me himself ..amp all sorted Superb service thanks again ...

hello my einstein seems to be a bit noisy lately on chn 1 mode 3...any one else the same ...changed tubes last dec play once a week...it only sounds worse on mode 3...the gain is about 12 o clock... shall i swap out a tube...eh 12ax7 cryo s are in the amp any help

HELLO anyone help out what fuses are in the mains socket in einstein 100w head......240v thanks :scared:

Hello again changed my poweramp tubes last week after two years rocking with my einstein ......trying the amp tonight it seems like the pre amp tubes are faulty as well channel 2 mode did not work at first i have changed the tube and channel 2 is back.....is it worth changing all pre amp tubes...

Hello my inner and outer fuses on my einstein blew at this weeks gig.....the amp is two years old .....is this a simple case of new power amp valves anyone help