Boonton 4540 Peak Power Meter User Manual Manual do Utilizador descarregar pdf (Página 173)

Boonton 4540 Series RF Power Meter

Remote Operation

5-39

OUTPut:EXTernal:PRESent?

Description: Return true if the Model 2530 external 1 GHz calibrator is connected and powered up. Otherwise,

return false.

Syntax: OUTPut:EXTernal:PRESent? <Boolean>

Returns: <Boolean> = { 0, 1 }, Accepts { 0, 1, ON, OFF }

Valid Modes: Any

OUTPut:EXTernal:PULSe:CTRL

Description: Set or return the pulse control mode of the external 1 GHz calibrator’s pulse modulator. This

parameter has no effect in the External source pulse control mode.

Syntax: OUTPut:EXTernal:PULSe:CTRL <character data>

Argument: <character data> = {PRESET, VAR}

Valid Modes: Any

OUTPut:EXTernal:PULSe:DCYCle

Description: Set or return the duty cycle in percent in the Preset pulse control mode of the external 1 GHz

calibrator. This parameter has no effect in the variable pulse control mode or the external pulse

source mode. Note: If the argument value is greater than 50% OUTPut:EXTernal:POLArity is

forced to NEG, otherwise POS.

Syntax: OUTPut:EXTernal:PULSe:DCYCle <numeric_value>

Argument: <numeric_value> = 10% to 90% in 10% increments

Valid Modes: Any

OUTPut:EXTernal:PULse:PERiod

Description: Set or return the pulse period in the preset pulse control mode of the external 1 GHz calibrator.

This parameter has no effect in the variable pulse control mode external pulse source mode.

Syntax: OUTPut:EXTernal:PULse:PERiod <numeric_value>

Argument: <numeric_value> = {10e-3, 1e-3, 100e-6} seconds, or

{10ms, 1ms, 0.1ms}, or

{10000us, 1000us, 100us}

Valid Modes: 1 GHz Calibrator Preset Pulse control Mode

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Boonton 4540 Peak Power Meter User Manual Manual do Utilizador Página 173