TY  - BOOK
AU  - Vogel, Burkhard
TI  - How to gain gain: a reference book on triodes in audio pre-amps
SN  - 9783540695028
U1  - 621.381535 
PY  - 2008///
CY  - Berlin
PB  - Springer-Verlag
KW  - Audio amplifiers
ER  -