Rigol DS1204B Dokumentacja Pobierz pdf (Strona 51)

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Programming Guide for DS1000B Series

2-43

1. :CHANnel<n>:BWLimit

Command Format:

:CHANnel<n>:BWLimit□{{1|ON}|{0|OFF}}

Function:

The command sets bandwidth limit function ON (limit band width to 20MHz to

reduce noise) or OFF (full band width). The <n> may be 1, 2, 3 or 4.

Query Format:

:CHANnel<n>:BWLimit?

Return Format:

The query returns 1 or 0, respectively indicates ON or OFF.

Example:

:CHANnel2:BWLimi□OFF Set BW limit function of channel 2 off.

:CHANnel2:BWLimit? Return 0.

2. :CHANnel<n>:COUPling

Command Format:

:CHANnel<n>:COUPling□{DC | AC | GND}

Function:

The command sets coupling mode as DC (both AC and DC components of the

input signal can pass), AC (the DC component of the input signal can not pass)

or GND (disconnect the input signal). The <n> may be 1, 2, 3 or 4.

Query Format:

:CHANnel<n>:COUPling?

Return Format:

The query returns AC or DC, GND.

Example:

:CHANnel2:COUPling□DC Set the coupling mode of channel 2 as DC.

:CHANnel2:COUPling? Return DC.

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Rigol DS1204B Dokumentacja Strona 51