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Wiring an audio power amplifier

Use a balanced connection into a differential input were possible.  Wire any signal and its reference together at all times. Disregard grounding gurus.

Wiring an audio power amplifier

Use a balanced connection into a differential input were possible.  Wire any signal and its reference together at all times. Disregard grounding gurus.

The measurements of an ideal audio amplifier for correct sound reproduction

The measurements of an ideal audio amplifier fo...

Distortion rising with power, not with frequency.

The measurements of an ideal audio amplifier fo...

Distortion rising with power, not with frequency.

How much power is enough for an audio amplifier?

To play Sultans of Swing at the normal listening level requires an amp rated at 25W.

How much power is enough for an audio amplifier?

To play Sultans of Swing at the normal listening level requires an amp rated at 25W.

Differential configuration for LM3886

Differential configuration for LM3886

Not only does differential configuration do away with ground loop problems, it also eliminates a significant source of distortion.

Differential configuration for LM3886

Not only does differential configuration do away with ground loop problems, it also eliminates a significant source of distortion.

Inverting configuration for LM3886

Inverting configuration for LM3886

Another option for a gainclone in the inverting configuration.

Inverting configuration for LM3886

Another option for a gainclone in the inverting configuration.

Non-inverting configuration for LM3886

Non-inverting configuration for LM3886

The non-inverting configuration for the LM3886 can be tricky to make work well.

Non-inverting configuration for LM3886

The non-inverting configuration for the LM3886 can be tricky to make work well.