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Huron & SNAP Documentation

Huron & SNAP Documentation

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Altering the Axes<br />

↓ To display samples along the x<br />

axis<br />

↓ To display time along the x axis<br />

↓ To alter the frequency axes<br />

↓ To display the X axis<br />

logarithmically<br />

↓ To display the Y axis on a<br />

decibel scale<br />

• Select Sample on the View menu.<br />

— or —<br />

Click .<br />

• Select Time on the View menu.<br />

— or —<br />

THE ENGINEERING TOOLS<br />

Click .<br />

The time axis is calculated using the sample rate value in the<br />

*.SIM file header, if this is missing a sample rate of 48kHz is<br />

assumed.<br />

Frequency can be displayed along the X axis in two ways.<br />

The first:<br />

If the data contains frequency information from DC to half of<br />

the sample rate<br />

• Select Half Frequency on the View menu.<br />

— or —<br />

Click .<br />

The second:<br />

If the data contains frequency information from DC to the full<br />

sample rate<br />

• Select Full frequency on the View menu.<br />

— or —<br />

Click .<br />

The frequency axis is calculated using the sample rate value in<br />

the SIM file header, if this is missing a sample rate of 48kHz is<br />

assumed.<br />

• Select Log f on the View menu.<br />

— or —<br />

Click .<br />

This option is only available when displaying frequency along<br />

the X axis.<br />

• Select dB Y on the View menu.<br />

— or —<br />

Click .<br />

HURON TECHNICAL MANUAL PAGE 237

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