Agilent Technologies EPM-P Series Programming Manual page 186

READ[1]|2|3|4 Commands
The READ? commands are most commonly used with the CONFigure
command to cause a new power measurement to be taken and the result
returned to the output buffer. The format of the result is set by
FORM[:READ][:DATA]. Refer to chapter 6, Format, for further
information.
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EPM-P Series Power Meters Programming Guide
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For the E4416A the READ? query is equivalent to:
ABORt
INITiate
FETCh?
For the E4417A carrying out a single channel measurement the
READ? queries are equivalent to:
ABORt1
INITiate1
FETCh1?
or
ABORt2
INITiate2
FETCh2?
For the E4417A carrying out a difference measurement the
READ:DIFFerence? queries are equivalent to:
ABORt1and
ABORt2
INITiate1
INITiate2
FETCh:DIFFerence?
For the E4417A carrying out a ratio measurement the
READ:RATio? queries are equivalent to:
ABORt1
ABORt2
INITiate1
INITiate2
FETCh:RATio?
Measurement Commands
READ[1]|2|3|4 Commands
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