The Doepfer A-138p Performance Mixer Input is a performance mixer input featuring four channels, and controls including gain, aux send, panorama, output level control, a mute switch and a level control LED, with a width of 16HP. The A-138p module is used (along with the A-138o) to build a simple performance mixer instead of an external stand-alone mixer. The A-138p is the 4-fold input module.

The main features of the Doepfer A-138p Performance Mixer Input include:

• 4-Channel
• Controls & Inputs For Each Channel: Input (3.5mm Mono Socket), Signal LED, Mute Switch, Gain, Level, Aux, Pan
• Width: 16HP / 80.9 mm
• Depth: 40 mm (From Rear Side of the Front Panel)
• Current: 0 mA
• Requires A-138o (no stand-alone use)