sophiaelectric

Responses from sophiaelectric

300B Tubes - Which is Best?
Dear Tomryan:We are in Washington, DC area. Check out www.sophiaelectric.com or call me at 703-204-1429 Richard 
How important is the driver tube in a tubed amp?
The amplifier circuit/transformers combination and construction style would make 80% of the sound. Parts would contribute another 20% or so. Active parts like tubes would matter more than a resistor. However, in a single ended 300B circuit design,... 
Best Tube for Classical,,,300b or 45's ??
300B is the king for most systems and music tastes. Sophia Electric 300B does have some sonic characters of 45 tube. We newly introduced a Globe 45 mesh plate tube, several users commented that has killer bass for a 45 tube and sounded better than...