TY  - BOOK
AU  - Turney, T. H.
TI  - Electric filters: a simplified treatment of the four-terminal networks commonly used in telephone work, covering Filters, attenuators, phase shifting networks and attenuation equalizers
U1  - 621.3878 
PY  - 1945///
CY  - London
PB  - Sir Isaac Pitman & Sons
KW  - Electric Filters
KW  - Electric Circuits
KW  - Telephone Lines
ER  -