Builder
- Nickname: dulemml
- Name: dusko markovic
- Country: Serbia and Montenegro
- Projects: 0
- Comments: 1
Recent Comments
- 307A Line stage
- 21 September 2017 at 07:09AM
- nice preamplifier,perfect work.probably one of best sounding dh tubes.
for more gain next time try 4p1l tube and fillament bias.
Projects
