Title :
A 20-Watt C-Band BPSK Modulated FET Transmitter for Microwave Landing System
Author :
Mazumder, S.R. ; Dao, T. ; Tsai, T.L. ; Tsai, W.C.
Abstract :
A modularized 20 watt C-band BPSK modulated FET transmitter Is developed for Microwave Landing System. The transmitter contains a x6 active multiplier using bipolar and FET, a BPSK modulator with proper amplitude shaping to achieve more than 30 dB suppression in off-channel emission and a FET power amplifier chain with a four-way power output stage.
Keywords :
Amplitude modulation; Binary phase shift keying; Circuits; Frequency; Gain; Microwave FETs; Multilevel systems; Power amplifiers; Switches; Transmitters;
Conference_Titel :
Microwave Symposium Digest, 1982 IEEE MTT-S International
Conference_Location :
Dallas, TX, USA
DOI :
10.1109/MWSYM.1982.1130669