Giga-tronics 8003, Руководство по эксплуатации

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8003 Precision Scalar Analyzer
3-56 Manual 20791, Rev. C, June 2001
Modifier Description: This modifier sets the value of the reference level
Modifier name: REF_LEV, RL
Modifier Syntax: RL ds numerical value
numerical value range: -90 to +90
assumed units: dBm or db
Modifier Description: This modifier turns on a specified channel which is to
make the swept measurement.
Modifier name: ON, +
Modifier Syntax: ON
Modifier Description: This modifier turns off a specified channel which is to
make the SWEPT measurement.
Modifier name: OFF, -
Modifier Syntax: OFF
Modifier Description: This modifier is to request that a service request be sent
upon completion of the SWEPT measurement defined
for this channel.
Modifier name: SRQ
Modifier Syntax: SRQ
Once the SRQ modifier is received, the 8003 will make the measurement specified for this
channel. If the number of averages defined for this channel has been satisfied, the event
complete bit is set in the external status register and the service request and the external
status bits are set in the instrument status byte.
Modifier Description: This modifier defines the number of data items to be
returned when the measured data is requested for
output to the host computer.
Modifier name: ITEMS
Modifier Syntax: ITEMS ds numerical value
valid numerical values: 1 to 512
assumed units: no units
Modifier Description: The following modifiers define and control the markers
on the trace. As from the front panel, 10 markers
(numbered 0 through 9) can be defined. A marker must
be defined (its frequency set) before it can be used.
Once a marker is defined for any channel, it will appear
on all active channels at the defined frequency.
NOTE:
This SRQ is used with Query Flag only.
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