214 Keysight M8070A Programming Guide
5 SCPI Command Reference
:OUTPut:DEEMphasis:UNIT[?]
Syntax :OUTPut:DEEMphasis:UNIT ‘identifier’, <DB|PCT>
:OUTPut:DEEMphasis:UNIT? ‘identifier’
Input
Parameters
‘identifier’: 'M*.DataOut1', 'M*.DataOut2', or 'M*.DataOut'
<DB|PCT>: Select dB or percent as the unit.
Return Range DB|PCT
Description This command defines the tap value unit: dB or PCT (PerCenT). This
command should not be sent in one PM (SCPI - Program Message) with
the following de-emphasis commands:
•:PRESet
• :PRECursor
• :POSTcursor
In other words, the unit should be set before sending the values with the
above de-emphasis commands.
This SCPI is applicable for M8041A, M8051A, M8061A, M8062A and
M8045A.
Example :OUTP:DEEM:UNIT ‘M1.DataOut2’, dB
:OUTPut:DEEMphasis:PRESet[?]
Syntax :OUTPut:DEEMphasis:PRESet ‘identifier’,
<NRf>,<NRf>,<NRf>,<NRf>,<NRf>,<NRf>,<NRf>,<NRf>
:OUTPut:DEEMphasis:PRESet? ‘identifier’, <Preset Register No.>
Input
Parameters
‘identifier’: 'M*.DataOut1' or 'M*.DataOut2'
<NRf>,<NRf>,<NRf>,<NRf>,<NRf>,<NRf>,<NRf>,<NRf>:
Set register index and tap values.
<Preset Register No.>: Specify preset register number.
Return Range <Pre2>,<Pre1>,<Post1>,<Post2>,< Post3>,< Post4>,
< Post5>
Description This command is used to enter a comma separated list representing a
register index and tap values. The first number in the list specifies the
index of the preset register. There are 31 preset registers available
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