Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator

Circuit Description This circuit includes the following functions
Three symmetrical and gain controlled wide band amplifier stages, which are extremely stable by quasi DC coupling without feedback
Averaged AGC with discharge control circuit
AGC voltage generator Quasi para

文件：117.08 Kbytes 页数：8 Pages

Temic

SOUND IF AMPLIFIER

DESCRIPTION TDA4445A: Sound IF amplifier, with FM processing for quasi parallel sound system. TDA4445B : Sound IF amplifier, with FM processing and AM demodulator, for multi-standard sound TV appli ances. TDA4445B additionnal : Bistandard applications (B/G and L) No adjustment

文件：72.19 Kbytes 页数：6 Pages

STMICROELECTRONICS

意法半导体

准并行音效处理与正交解调器内载波

Temic

P-Ch MOSFET

文件：557.17 Kbytes 页数：6 Pages

WIINSOK

微硕半导体