Title :
Preshift Mechanical Filter for Voice Frequency Telegraph Transmission System
Author :
Kawana, T. ; Kawahata, H.
Keywords :
Band pass filters; Capacitance; Ceramics; Delay; Frequency; Impedance; Nonlinear filters; Piezoelectric materials; Resonator filters; Telegraphy;
Conference_Titel :
1979 Ultrasonics Symposium
DOI :
10.1109/ULTSYM.1979.197175
