HP 8648 A/B/C/D - Changpuak.ch

Amplitude
OUTPSTAT ON
OUTPSTAT OFF
Command Statement
POW:AMPL
POW:ATT:AUTO ON
POW:ATI?AUTO OFF
POW:REF
POW:REF:STAT ON
POW:REF:STAT OFF
Frequency
FREQ:CW
FREQ:REF
FREQ:REF:STAT ON
FREQ:REF:STAT OFF
Modulation
Amplitude Modulation
4M:DEPT PCT
4M:STAT ON
4M:STAT OFF
4M:SOUR INT
4M:SOUR INT2
4M:SOUR EXT
4M:SOUR INT,EXT
4M:INT:FREQ 1 KHZ
4M:INT:FREQ 400 Hz
4M:INT2:FREQ
AM:INT2:FUNC:SHAP
AM:EXT:COUP DC
AM:EXT:COUP AC
2-6 HP-IB Programming
‘able 2-l. Programming Command Statements and Descriptions
Description Q"-Y
Turns the RF output on OUTP:STAT?
Turns the RF output off
Sets the amplitude of the RF output to the POW:AMPI.?
desired and . may
be up to 4 digits plus a sign if applicable, e.g.
- 127.1 or maximum resolution of .l dB,
,001 mV, .Ol pV. may be DBM, MV,
UV, MVEMF, UVEMF, DBUV, DBUVEMF. If in
reference mode only DB or DBM are allowed.
Turns automatic attenuator control on (normal POW:AT’I?AUTO?
setting).
Turns automatic attenuator control off and
holds present attenuator setting.
Sets a reference to the in as POW:REF?
described in setting amplitude. Reference state
must be on, to be active.
Sets reference to on, making all amplitude POW:REF:STAT?
changes relative to the reference.
Sets reference to off, making all amplitude
changes absolute.
Sets the RF frequency to the and FREQ:CW?
. may be up to 9 digits with a
maximum of 10 Hz resolution. may be
MHZ, KHZ or HZ.
Sets a reference to the in as FREQ:REF?
described in setting frequency. Reference state
must be on, to be active.
Sets reference to on, making all frequency FREQ:REF:STA’l?
changes relative to the reference.
Sets reference to off, making all frequency
changes absolute.
Sets AM depth in %, from 0.1 to 99.9. AM:DEPT?
Sets AM on, FM and PM must have state off. AMSTAT?
Sets AM off.
Selects internal source. AMSOUR?
Selects internal source 2 for AM. (Options lE2
& 1EP only)
Selects external source.
Selects internal and external sources.
Selects internal 1 kHz frequency. AM:INT:FREQ?
Selects internal 400 Hz frequency.
Sets the internal modulation generator (lE2) or AM:IN?Z:FREQ?
the internal audio generator (1EP) frequency to
the and . (Options lE2 & 1EP
O”lY)
Sets the internal modulation generator AM:INT2:FUNC:SHAP?
waveform to the . may be
SIN, TRI, SQU, or SAW. (Options 1E2 & 1EP
O”lY)
Selects external dc coupling for AM. AM:EXT:COUP?
Selects external ac coupling for AM.