Homemade Turntable

by mati181818 in Circuits > Audio

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Homemade Turntable

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Homemade turntable for vinyl discs

Introduction

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I wanted to show them a turntable or turntable, as they want to call it, done by me in its entirety, and after much work I can say that the result exceeded my expectations.

Cutting and Gluing

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I started by buying mdf with the measures that I intended to make the tray and gluing

Mashing

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Total mashing to cover all imperfections and achieve a better finish
Vinyl

Base Painting

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The Most Funny Step... : Painting

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Transmission

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Placement of the pulley that will pull the plate. I used the pulley of a washing machine, I cut the part of the center and screwed the same to the plate, previously having marked with a compass the centered circumference.
The motor was extracted from a cassette player, has 4 pins, in two of which a potentiometer is connected to regulate the speed.
The strap, not getting the measure I needed, I cut a motorcycle camera and it was more than good.

Tonearm

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I used aluminum from a computer hard drive chassis, trimmed and polished

Anti-skating System

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Performing a basic anti-skating system. Mechanism that exerts a force contrary to that generated by the friction of the pick with the disc in the direction of the center, to allow a better reading of the groove of the vinyl disc

Head

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Made of wood for the cartridge

Slowly Lower Mechanism

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Plate

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To finish, I screwed to the plate some plates of lead that had at home, and to have a better view I placed a ribbon of copper in the edge of the plate:

And... the Finished Homemade Turntable

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Bandeja giradiscos casera.

If you want to see a video...