Reference
Options Comments
Position
Use the multipurpose knob to set the vertical position of the
resultant Math waveform
Vertical Scale Use the multipurpose knob to set the vertical scale of the
resultant Ma
th waveform
The Math Menu includes Sources options for each operation.
Operation Sources option Comments
CH1 + CH2 Channels 1 and 2 are added
together
+ (addition)
CH3 + CH4
1
Channels 3 and 4 are added
together
CH1 - CH2 The channel 2 w aveform is
subtracted from the channel 1
waveform
CH2 - CH1 The channel 1 w aveform is
subtracted from the channel 2
waveform
CH3 - CH4
1
The channel 4 waveform is
subtracted from the channel 3
waveform
- (subtraction)
CH4 - CH3
1
The channel 3 waveform is
subtracted from the channel 4
waveform
CH1×CH2 Channels 1 and 2 are multiplied
together
× (multiplication)
CH3×CH4
1
Channels 3 and 4 are multiplied
together
FFT
(See page 55.)
1
Available only on a 4-channel oscilloscope.
Key Points
Waveform Units. The combination o f source waveform units determine the
resulting units for the Math waveform.
Waveform unit Waveform unit Operation Resulting Math unit
VV
+or-
V
AA
+or-
A
VA
+or-
?
VV
×
VV
AA
×
AA
VA
×
VA
88 TDS2000C and TDS1000C-EDU Series Oscilloscope User Manual