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All technical information is provided for better understanding of the principles of the respective designs, components, and systems and are for use by DIY enthusiasts and educational purposes only.

Schematics from other sources are shown for illustration purposes only, and remain the intellectual property of their respective creators.

Any non-commercial application of the information provided is at the reader's own discretion and responsibility.

Commercial use without written consent is strictly prohibited.

Audiophonics™ is the registered Trade Mark of Susan Parker (GB Class 9).