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Math:dual:scale, Math:fft:source – GW Instek GDS-3000 Series Programming Manual User Manual

Page 44

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GDS-3000 Programming Manual

44

Example

:MATH:DUAL:POSition 1.0E+0
Sets the vertical position to 1.00 unit/div.
:Math:DUAL:POSition?
1.0E+0
Returns the position as 1.00 unit/div.

:MATH:DUAL:SCALe

Set

Query

Description

Sets the vertical scale of the displayed math result.

Syntax

:MATH:DUAL:SCALe {|?}

Parameter

Vertical scale

Depends on the vertical scale

Return parameter Returns the scale as

Example

:MATH:DUAL:SCALe 2.0E-3
Sets the vertical scale to 2mV/2mA.
:MATH:DUAL:SCALe?
2.0E-3
Returns the unit/div scale (2mA).

:MATH:FFT:SOURce

Set

Query

Description

Sets and queries the FFT source.

Syntax

:MATH:FFT:SOURce
{CH1|CH2|CH3|CH4|REF1|REF2|REF3|REF4|?}

Parameter

CH1~4

Channel 1 to 4

REF1~4

Reference waveform 1 to 4

Return parameter Returns the FFT source.