Marconi Instruments 2040 - Page 94

INSTRUMENT
MODE
(
\
|
IMODE
Select instrument mode
Data
type
:
Character Program Data (either NORMAL, NOISE1 OR
NOISE2 for signal generator operation or SWEEPER for swept
operation)
Allowed suffices
:
None
Default suffix
:
None
Examples:
IMODE NORMAL
IMODE NOISE
1
CARRIER FREQUENCY
CFRQ
Set Carrier Frequency (short form)
:VALUE Set Carrier Frequency
:INC
Set Carrier Frequency step
.
[
Data
type
:
Decimal Numeric Program
Data
Allowed suffices
:
Any one of: GHZ, MHZ, KHZ or HZ
Default suffix
:
HZ
!
:UP Go UP one step
j
:DN
Go DOWN one
step
:RET
Return to
original
setting
:XFER Transfer current value
to be the
new setting
Data
type
:
None
Allowed suffices : None
Default
suffix :
None
:
PHASE
Adjust
Phase of Carrier in steps of Jt/128 radians
(approximately
1.4°
)
over
a range of ±255 steps
Data type : Decimal Numeric Program Data
Allowed suffices
:
None
(
Default suffix : None
Examples:
CFRQ: VALUE 1.23MHZ;INC 10KHZ
CFRQ : UP
;
XFER
CFRQ?
Prepares message containing information on Carrier Frequency
setting in the following format:
:CFRQ:VALUE <nr2>; INC <nr2>
Example:
: CFRQ: VALUE 1000000000 .
0
;
INC 25000,0
3-2-10
46882-074C