3 fm shape, 4 fm frequency – B&K Precision 4079 - Manual User Manual

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This command sets the FM modulation deviation

Arguments

Type:

Numeric.

Units:

MHz, KHz, Hz (default)

Range:

Dependent on the carrier frequency.

Fmax = carrier frequency

Fmin = 10 uHz

Rounding:

The value is rounded to 4 digits.

Command Type: Setting or Query

Setting

Syntax:

[:SOURce]:FM:DEViation<ws><frequency>[units]

[:SOURce]:FM:DEViation<ws>MINimum|MAXimum

Examples:

FM:DEV 5KHZ

FM:DEV 5E3

FM:DEV MAXIMUM

FM:DEV MIN

Query

Syntax:

[:SOURce]:FM:DEViation?[<ws>MAXimum|MINimum]

Examples:

FM:DEV?

FM:DEV? MAX

Response:

NR3

4.13.1.8.3 FM SHAPe

This command selects the FM modulating waveform shape

Arguments

Type:

Character

Options:

SINusoid, TRIangle, SQUare

Command Type: Setting or Query

Setting

Syntax:

[:SOURce:]FM:SHAPe<ws><SIN|TRI|SQU>

Examples:

[:SOURce:]FM:SHPE SIN

FM:SHAPE TRI

Query

Syntax:

[:SOURce:]FM:SHAPe?

Response:

SIN|TRI|SQU

4.13.1.8.4 FM FREQuency

This command sets the FM modulating waveform frequency

Arguments

Type:

Numeric.

Units:

MHz, KHz, Hz (default)

Range:

Fmax = 20 KHz

Fmin = 0.01 Hz

Rounding:

The value is rounded to 4 digits.

Command Type: Setting or Query

Setting

Syntax:

[:SOURce:]FM:FREQuency<ws><frequency>[units]

[:SOURce:]FM:FREQuency<ws>MINimum|MAXimum

Examples:

FM:FREQ 5KHZ

FM:FREQ 5E3

FM:FREQ MAXIMUM

FM:FREQ MIN

Query

Syntax:

[:SOURce:]FM:FREQuency?[<ws>MAXimum|MINimum]

Examples:

FM:FREQ?

FM:FREQ? MAX

Response:

NR3

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