Hey Ralph. Locations 1 and 3 are as you are looking on top of the unit from the face counting the four tubes from left to right. E-mail Victor for a detailed explanation of why these locations are of more importance in the preamp sonics. Tubes are system dependent, but I have yet to hear any tube better than the vintage early 60's Siemens Cca in those locations that can sound any better.
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- 1323 posts total
- 1323 posts total