TY  - BOOK
AU  - Tucker, D. G.
TI  - Circuits with periodically-varying parameters including modulators and parametric amplifiers
U1  - 621.381511 
PY  - 1964///
CY  - London
PB  - Macdonald
KW  - Modulators
KW  - Amplifiers , Parametric
N1  - Dormitory
ER  -