Bnc 835-3 Programmer Manual Instrukcja Użytkownika Pobierz pdf (Strona 22)

Berkeley Nucleonics

www.Berkeley Nucleonics.com

835-3

Programmer’s Manual v1.0

Page 22 of 37

This command sets the power range extension attenuator. This command will also turn

off automatic attenuation setting. Refer to [SOURce]:POWer:ATTenuation:AUTO OFF for

details. Attenuator input RF power shall be -30…+10 dBm, e.g. using a

[SOURce]:POWer:ATTenuation value of 50 dB, the output RF power range is -80…-40

dBm.

:ATTenuation:AUTO

[SOURce]:POWer:ATTenuation:AUTO ON|OFF|1|0

[SOURce]:POWer:ATTenuation:AUTO?

(Devices with option PE only)

This command turns the power range extension on or off. Turning it off allows fast power

sweeps for devices featuring an extended output power range.

:ATTenuation:LIST?

[SOURce]:POWer:ATTenuation:LIST?

(Devices with option PE only)

This query returns a comma-separated list of available attenuation settings. These can be

set using the [SOURce]:POWer:ATTenuation command.

Available settings are:

0, 35, 70 dB for option PE

0, 10, 20, …, 110 dB for option PE2

[SOURce]:ROSCillator Subsystem

Command Parameters

Unit

(default)

[SOURce]:ROSCillator:EXTernal:FREQuency <val>

100 MHz

[SOURce]:ROSCillator:SOURce INTernal|EX

Ternal

INT

:REFerence:EXTernal:FREQuency <val>

[SOURce]:ROSCillator:EXTernal:FREQuency <val>

This command conveys the expected reference frequency value of an externally applied

reference the signal generator. The variable <val> is expressed in units of MHz.

*RST 10 MHz

Range 1 to 100 MHz in 1 MHz steps

: SOURce

[SOURce]:ROSCillator: SOURce INT|EXT

This command selects either an internal or external reference for the waveform clock.

*RST INT

[SOURce]:LIST Subsystem

Command Parameters

Unit

(default)

Remark

[SOURce]:LIST:DIRection UP|DOWN|RANDom

[SOURce]:LIST:DWELl <value>

[SOURce]:LIST:DELay <value>

[SOURce]:LIST:DELay:AUTO ON|OFF|1|0

[SOURce]:LIST:FREQuency:POINts?

[SOURce]:LIST:FREQuency <value>{,<value>}

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 36 37

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