Measurement Functions; Fft Analysis - Omicron Lab CP AL1 User Manual

2.2 Measurement Functions

Figure 2-3:
Measurement function
menu
The CP AL1 features two major measurement functions accessible via the menu bar:
•
•
To set the measurement function, select FFT or RMS/THD on the measurement
function menu.

2.2.1 FFT Analysis

The CP AL1 implements an extremely fast, real-time Zoom FFT analysis with
resolutions up to 0.7 Hz over the entire frequency range. The FFT analysis
results are displayed by 93 bins.
Figure 2-4:
FFT analysis display
FFT: real-time Zoom FFT
RMS/THD: level and distortion measurements
Pause
Set menu
FFT spectrum
X-axis
Displayed start frequency
Cursor readout
Displayed end frequency
Displayed frequency range
Operation
Y-axis
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