2. 3D Turn-o-trope – The Conversion Overview

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0. Introduction

1. Basic Operation

3. The Conversion Details

4. Main Components

5. Schematics

6. Arduino Code

Features of the record player:
– spins a weighted, round 12” platform at a constant speed of 33.5 or 45rpm
– motor is switched on by lifting a tone arm
– motor is switched off when tone arm has finished playing the record

The turn-o-trope
– spins a weighted, round 18” platform at constant speeds
– speeds can be set to 10-100rpm by manual control
– turntable can be switched on or off
– unit needs to trigger a strobing light source
– the frequency of the strobe can be set manually or optically synchronized with the turntable rotation

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