Thanks Surf. I did that a few years ago after reading up on it and ended up with NOS Siemens El 34s.

Thanks so much Surf. I am getting 2 Brimars, 1 Tungsram, 1 RFT, 1 BEL, 1 pre-war Ei, & 1 Matsushita NOS and will be rolling them in V1-3 to determine the best mix. Those that do not make the cut will go into my ENGL Blackmore.

Hi all I am planning on retubing my YJM 100 with NOS glass. I understand that one of the four preamp tubes toes not really effect tone (something to do with the reverb iirc) and, if that is the case, I do not want to put expensive glass in there. I believe that this is V3 (the third from the left, I...

I wanted to add that the slight noise remained despite changing the preamp tubes out, with new and NOS.

This is not a huge issue for me (it is not egregious) but I am wondering why there is more ambient noise when I switch on the loop on my YJM 100 as compared to when the loop is off. This occurs whether there is anything in the loop or not.

Thanks in advance.