Owon VDS6104P User Manual page 30

automatic measurement options towards voltage value
10 options involved: Vpp, Vmax, Vmin, Vavg, Vamp, Vrms, Vtop, Vbase, Overshoot and Preshoot.
Following illustration to assist better understanding different measurement options,
Definitions about these options -
Vpp
voltage between upper peak and lower peak from measured signal
Vmax voltage between upper peak and ground (GND)
Vmin voltage between lower peak and ground (GND)
Vamp
voltage between flat top and flat base from measured signal
Vtop voltage between flat top and ground (GND)
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