The A-137-1 from Doepfer is a 14HP voltage controlled wave multiplier. A wave multiplies an incoming signal (eg, triangle / saw / sine from a VCO) within one period of the waveform, which leads to additional harmonics of the incoming signal.

Video: https://youtu.be/Ln6mR7ZygDU

Product Specs

• Item Number: 11334
• Make: Doepfer
• Model: A-137-1
• Condition: Brand New
• Finish: Silver
• Categories: keyboards-and-synths ⇒ eurorack
• Function: Waveshaper
• Made In: Germany
• MPN: A-137-1
• EAN: 4250711113711
• Modular Grid: Eurorack ⓘ ＋
• Dimensions*: 14 HP 65 mm deep
• Power*: 40 mA +12V 20 mA -12V 0 mA 5V

* User contributed details