Gw-instek GDS-1000A-U Series Programming Manual Manual do Utilizador descarregar pdf (Página 33)

COMMAND DETAILS

33

:MATH:FFT:SCALe

Set

Query

Description

Sets the FFT scale in dB.

Syntax

< Long >

< Short >

:MATH:FFT:SCALe

{20|10|5|2|1}

:MATH:FFT:SCAL

{20|10|5|2|1}

Parameters

20

20 dB

2

2 dB

10

10 dB

1

1 dB

5

5 dB

Example

:MATH:FFT:SCAL 5

Sets the vertical scale

to 5 dB.

:MATH:FFT:HORizontal:SCALe

Set

Query

Description

Sets the horizontal zoom scale.

Syntax

< Long >

< Short >

:MATH:FFT:HORizontal:SCALe

{20|10|5|2|1}

:MATH:FFT:HOR

:SCAL {20|10|5|2|1}

Parameters

20

20x zoom

2

2x zoom

10

10x zoom

1

1x zoom

5

5x zoom

Example

:MATH:FFT:HOR:SCAL 5

Sets the zoom to 5x.

:MATH:FFT:HORizontal:POSition

Set

Query

Description

Sets or horizontal position (in Hz) of the FFT

waveform.

Syntax

< Long >

< Short >

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 87 88

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