I had sold some variacs on ebay to a company that housed them in wall mount panels to make dimmer switches for recording studios (to eliminate noise)
edit: out of curiosity wanted to check to see if the company was still in business (I have no affiliation) and he is still selling on ebay, not...
Thanks Roger, I think I had the imedance backwards in my above post. In any case it is very interesting and exciting to hear about your project and will be curious to read about your results.
Thanks for the information Roger. I understand about the impedance mismatch with the older heads. I had read some remarks on the tape project forum about someone using moving coil phono step up transformers to match some heads on a tascam br-20 with the eros tape head preamp...noted another...
Thanks Roger, I know someday I will pick up a pair of 350's and will want to use them direct from heads, I might have to settle for a 350 era transport and heads.
Neat! Roger do you know what ampex transports are compatible with the 350 preamps? I guess I was wondering if the 440 transport heads you have are stock and compatible as is with the 350's?
Looking at the three rca terminated cables one had a P marked on the connector (and was the only one that sounded active when the preamp was switched to play). I thought I would try connecting that to a CD player to see if it overloaded (like a phono input would) and it did so I am guessing...
In my quest for finding some sort of external electronics for one of my decks I was digging around in my garage and found these viking preamps. I think people sell them as tube mic preamps (someone gave them to me after pulling the tubes). I brought them up on a variac after replacing the...