Sinclair Microvision MTV1 - Circuit Description

Sinclair Microvision MTV1

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Sinclair MTV1 service manual V2.1 Page 19 of 39

CIRCUIT

DESCRIPTION

The 16 pin Sinclair-designed IC (ST3) on the Power board can be divided into four sections

1. Stabilised rail

2. Line oscillator and phase comparator with dual output drivers

3. Frame oscillator and dual output drivers

4. EHT regulator

Block diagram