The Angle Encoder Set 333 is a measurement system with 2 inductive pulse pick-ups that generate suitable angle marks from a toothed wheel for indicating measurements or knock analyses. 3069 Crank Angle Calculator: 2-channel module for converting analogue angle and trigger signals to TTL signals and selectable multiplication of angle marks. The Crank Angle Calculator can also convert the “60-2” signal of the ECU to angle mark signals and trigger signals.