Rickresource Rickenbacker Forum

Thanks for the post!

Sorry for the delay in my response. I am in the process of changing jobs and moving my family.

Thank you all for the help. This is a great forum! I'm going to find a sutable pot for the tone control/switch and try to figure out how it was wired.

Thanks again!

Thanks for the reference,
The schematic shows 6SC7 preamp tubes. My amp has a 12ax7 and one tube I cannot read. I suspect it is a 12au7, but I may be totally off. It also takes a 2 amp fuse and the schematic shows 1 amp. Perhaps there are two M11 circuits?

Here are the pictures. Nothing is marked, does anyone know what the preamp tubes should be? Thanks!

Too Cool! Mine is the Big Box, which I had never seen a picture of before. The serial number is FOL165 L. I will post pics tomorrow, Thanks!

I just got a M11 from a friend who has had it since 1966. I dated the volume pots and the speaker to 1959 so I'm assuming the amp is a 59 or 60 model. I'm excited to restore this amp to the most original state as possible. I have three issues/questions to resolve: The schematic that is available sho...