11/2/00 FFT (Optional) 11-1
CHAPTER
11
FFT (Optional)
The FFT option gives the 824 the ability to do fast fourier
analysis. This chapter describes the features and functions of
this option.
Features
The FFT option has the following features:
• 400 line FFT
• Hanning or Rectangular window
• Bandwidths of 200Hz, 500Hz, 1kHz, 2kHz, 5kHz,
10kHz, and 20kHz
• Count averaging (1 to 16384)
• Snapshot data storage
• Display zoom with a factor of 2, 4, or 8
• Total Harmonic Distortion
• User defined Linear Units
Settings Menu
The Settings menu for the FFT instrument is accessed from
the SETUP
S
key.