Maker Factory ELECTRONICS EXPERIMENTS BOX Manual page 323

Circuit 200: The functioning principle is described on page 290.
Circuit 201 to 203: The functioning principle is described on page 252.
Fig. 3.200: Circuit
200 – Iron-free
push-pull output
stage for Piezo
element
Fig. 3.201: Circuit 201 – 1 seconds switch-
on delay
325