To calibrate a microphone — Octave Analysis (Option 1D1)
Octave measurements are available only with those Agilent 35670A analyzers that are
equipped with Option 1D1. Signals can be analyzed at frequencies up to 40 kHz in the
single-channel mode. This task measures the sound pressure level of the calibrator.
1 Initialize the analyzer.
Press [
Preset
] [
DO PRESET
].
Press [
OCTAVE ANALYSIS
].
2 Connect the microphone input to the analyzer’s Channel 1 input as shown in the
illustration. Attach a calibrator to the microphone.
3 Configure the display.
Press [
Scale
],thenpress[
AUTOSCALE ON OFF
] to highlight ON.
4 Start the calibration.
Turn on the calibrator.
Press [
Start
].
Calibrator
Laboratory
Microphone
Channel 1
Making Measurements Agilent 35670A Quick Start Guide
34
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