+Vp (100%) +Vrms (70.7%) +Vav (63.7%) 0 -Vav (-63.7%) -Vrms (-70.7%) -Vp (-100%) t 90° 180° 270° 360° 0 π/2 π 3π/2 Peak Value, Max Value or Amplitude VPK Or VMAX Vrms = VPK x 0.707 = RMS Value Vav = VPK x 0.637 = Average Value VPP Peak to Peak Value Half Cycle 1 Full Cycle T = 1/f = Time Period
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