Tektronix TDS1000- Manual do Utilizador descarregar pdf (Página 111)

Reference

TDS1000/2000-Series Digital Oscilloscope User Manual

Math

Push the MATH MENU button to display the waveform math

operations. Push the MATH MENU button again to remove the math

waveform display. Refer to page 112 for vert ical 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

(

)

CH1 + CH2 Channels 1 and 2 are added together

(

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.

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Tektronix TDS1000- Manual do Utilizador Página 111