LA7555 Просмотр технического описания (PDF) - SANYO -> Panasonic

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LA7555

IF Signal Processing (VIF+SIF) Circuit for TV / VCR Use

SANYO -> Panasonic 

Precautions when using the LA7555

LA7555

Description of Operation

1. IF amplifier

As shown in Fig.1-1, the IF amplifier consists of three amplifiers directly connected with balanced input.

Amplifiers 1, 2 and 3, and the gain are controlled by the AGC.

Fig.1-1

No.2927–4/11

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