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Reference
TDS1000/2000-Series Digital Oscilloscope User Manual
93
Math
Push the MATH MENU button to display the waveform math
operations. Push the MATH MENU button agai n to remove the math
waveform display. Refer to p age 112 for vertical system descriptions.
Operations Setting Comments
--
(subtraction)
CH1 -- CH2 The channel 2 waveform is subtracted from
the channel 1 waveform
(
)
CH2 -- CH1 The channel 1 waveform is subtracted from
the channel 2 waveform
CH3 -- CH4* The channel 4 waveform is subtracted from
the channel 3 waveform
CH4 -- CH3* The channel 3 waveform is subtracted 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 to the 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.