Title :
Circuit realisation of negative-impedance convertor at v.h.f.
Author :
Yogo, Hirofumi ; Kato, Kazuo
Author_Institution :
Nagoya Institute of Technology, Department of Electronics, Nagoya, Japan
Abstract :
A circuit realisation of a v.h.f. negative-impedance convertor (n.i.c.) is presented. Using simultaneous multiple negative feedback, a stable operation is obtained to approximately 15% of fT. Using transistors with an fT of 1.1 GHz, the realised n.i.c. circuit operates to 160 MHz.
Keywords :
active networks; convertors; electrical impedance; linear network synthesis; 160 MHz; VHF; active networks; convertors; linear network synthesis; negative impedance convertors;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19740118
