Testing HV on the Matty board Measures are: blue: pulser output, 10x probe yellow: Poff (damping pulser) Pulses are 200ns wide 25V Without a piezo - peak at 50V (strangely) With a piezo - peak at 25V 50V Without a piezo - peak at 50V With a piezo - peak at 50V 75V Without a piezo - peak at 70V+ With a piezo - peak at 70V+