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User Manual

TDS3FFT
FFT Application Module

071-0349-01

*P071034901*

071034901

Advanced Test Equipment Rentals

www.atecorp.com  800-404-ATEC (2832)

®

Established 1981

Summary of Contents for TDS3FFT

Page 1: ...User Manual TDS3FFT FFT Application Module 071 0349 01 P071034901 071034901 Advanced Test Equipment Rentals www atecorp com 800 404 ATEC 2832 Established 1981...

Page 2: ...defects in materials and workmanship for a period of one 1 year from the date of shipment from an authorized Tektronix distributor If a product proves defective within the respective period Tektronix...

Page 3: ...y e mail support tektronix com For product support outside of North America contact your local Tektronix distributor or sales office Service Support Tektronix offers a range of services including Exte...

Page 4: ...e the static voltage from your body while installing or removing sensitive components Use a Safe Work Area Do not use any devices capable of generating or holding a static charge in the work area wher...

Page 5: ...rts the standard time domain signal repetitive or single shot acquisition into its frequency components providing spectrum analysis capabilities Being able to quickly look at a signal s frequency comp...

Page 6: ...n value allowing direct comparison of their magnitudes 7 Time Signals and FFT Waveforms Displayed Together The time signals and FFT waveforms can be shown together on the display The time signal highl...

Page 7: ...scope to trigger on the transient pulse in order to center the pulse information in the waveform record 8 FFT Math Menu Bottom Side Description FFT Set FFT Source to Sets the FFT signal source Valid i...

Page 8: ...t frequency is one half of the sample rate For example if the sample rate is 25 0 MS s then the Nyquist frequency is 12 5 MHz 11 Zooming an FFT Display Use the Zoom button along with horizontal POSITI...

Page 9: ...e as no win dow Transients or bursts where the signal levels before and after the event are nearly equal Equal amplitude sine waves with frequencies that are very close Broad band random noise with a...

Page 10: ...Horizontal SCALE to a faster frequency setting Since you increase the Nyquist frequency as you increase the horizontal frequency the aliased frequency components should appear at their proper frequenc...

Page 11: ...T Examples FFT Example 1 A pure sine wave can be input into an amplifier to measure distortion any amplifier distortion will introduce harmonics in the amplifier output Viewing the FFT of the output c...

Page 12: ...ghest frequency on the example system is 40 MHz To analyze the example signal you would set the oscilloscope and FFT parameters as listed in the following table FFT Example 2 Settings Control Setting...

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