Reference
TDS1000/2000-Series Digital Oscilloscope User Manual 93
Math
Push the MATH MENUbutton to display the waveform math
operations. Push the MATH MENUbut ton again to remove the math
waveform display. Refer to page 112 for vertical system descriptions.
Operations Setting Comments
--
(subtraction)
CH1 -- CH2 The channel 2 waveform is subtractedfrom
the channel 1 waveform
(
)
CH2 -- CH1 The channel 1 waveform is subtractedfrom
the channel 2 waveform
CH3 -- CH4*The channel 4 waveform issubtracted from
the channel 3 waveform
CH4 -- CH3*The channel 3 waveform issubtracted from
the channel 4 waveform
+
(
d
d
i
t
i
)
CH1 + CH2 Channels 1 and 2 are added together
(
a
ddition) CH3 + CH4*Channels 3 and 4 are added together
FFT Refer tothe Math FFT chapter on page 115
* Available only on a 4-channel oscilloscope.
Key Points
VOLTS/DIV.Use the VOLTS/DIV control to scale the waveforms of
the channels. The math add or subtract waveform is the visual sum or
difference of the channel waveforms.