Pulse Generator ideal for Smoke or Lights from VSpeakPulse Generator ideal for Smoke or Lights from VSpeak As the name already suggests, the pulse generator can be used to generate ON OFF pulses in the model. Both the times for the ON and OFF duration can be set, as well as the ON and OFF positions. With a 3 step switch, from the transmitter can then select the respective operating mode between OFF, PULSE and ON. With a downstream electronic switch 20A (opto), virtually any electrical load can be put