by Bman | Jun 14, 2011 | Uncategorized
The 415 has a 6EU7 for the preamp and tone circuits. After 1st preamp section, a 12AU7 for the phase inverter,and twin 6973 miniature beam power tubes. The rectifier tube is a 6CA4. Powerful 5 tube unit with 4 large custom built 8" extended range speakers (AlNiCo #...