Original Acoustical Quad Amplifier Instruction / Specification Manual

An early 1950s Original Acoustical Quad Amplifier Instruction / Specification Manual, predating its name change to QUAD II.

It comprises 11 pages, which are in fairly good intact condition, and comes with a Combined Circuit Description and Specification for the Quad Control unit and Quad Amplifier.

Published by The Acoustical Manufacturing Co. Ltd, Huntingdon, UK: better known as "Quad" short for Quality Unit Amplifier Domestic.

The cream paper cover is in fair condition, with edge creases, yellowing and slight fading.

Approximate size:

• Width: 20 cm 
  
• Height: 12cm
• Depth: 1mm

A nice accompaniment to a vintage Acoustical Quad Amp!

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