A simple crossfader.

An "inverted" crossfader, with two stereo outputs and one stereo input.

A simple 10db gain.

4, 8 or 16 mono channels mixer with pan/mute/solo and 10db gain for each channel and a master 10db gain.

4, 8 or 16 stereo channels mixer with pan/mute/solo and 10db gain for each channel and a master 10db gain.

A simple pan.

Squeeze the width of a stereo signal.

A mono to 5-speaker (ITU) panner using laws in which each output speaker feed is a sum of circular harmonics. The output speaker feed is (in order) Left Surround, Left Front, Center, Right Front and Right Surround.

4, 8 or 16 mono channels mixer with Continuous Surround Panner/mute/solo and 10db gain for each channel and a master 10db gain.