The Noise Engineering Pons Asinorum (Black) is a compact 4-Channel LFO and Envelope Generator with CV Control. This 6HP Eurorack Module you have access to 3x individual Envelopes and their temporal course. Using an Encoder and Toggle Switch, each Envelope is set as a Macro Function. Alongside the Envelope of each Channel there is an LFO Variable Contour, the Tempo of which can be adjusted accordingly.