Waveform Analysis
R&S
®
Scope Rider RTH
84User Manual 1326.1578.02 ─ 12
Meas. type Symbol Description Graphic / formula Sources
Active power P
in W
Active or real power is the energy of the
system that can be used to do work.
Re
Q
S
φ
P
Im
2 sources:
analog, math,
reference
Apparent power S
in VA
Complex power S is the magnitude of
the vector sum of real and reactive
power.
Re
Q
φ
Im
S
P
2 sources:
analog, math,
reference
Reactive power Q
in var
Reactive power is temporally stored in a
system because of the inductive and
capacitive elements.
Re
Q
φ
Im
S
P
2 sources:
analog, math,
reference
Power factor PF
(no unit)
Power factor is a measure of the system
efficiency. The value varies between -1
and 1.
PF = cos(φ)
Re
Q
Im
S
P
φ
2 sources:
analog, math,
reference
4.2.4 Measurement Settings
Access: "Meas" menu
Measurement
Selects the measurement to be configured in the menu. You can perform up to four dif-
ferent measurements simultaneously.
Automatic Measurements
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