marrob
Responses from marrob
| Can I use 7025 tubes instead of 12ax7 Yes, you can use both, but the 7025 can use 2 different grid voltages (-1 or -2). The -1 grid voltage has a plate voltage of 100, while the -2 grid voltage has a plate voltage of 200 which pretty much equals all characteristics of the 12ax7 tube. ... |