Db:reference; Dbm:reference - HP E1312A User Manual

:DB:REFerence

Example
:DB:REFerence?
Example

:DBM:REFerence

Example
:DBM:REFerence?
Example
Chapter 3
CALCulate:DB:REFerence <
Relative Register. You must turn on the math operation e.g., execute
CALC:STAT ON before writing to the math register. You can set the relative value
to any number between ±200dBm (the
stored in volatile memory.
Set the Reference Value
DB
CALC:STAT ON
CALC:DB:REF 60
CALC:FUNC DB
CALCulate:DB:REFerence? [MIN|MAX]
Query the DB Reference Value Set for the
CALC:DB:REF?
CALCulate:DBM:REFerence <
Choose from: , ,
50 75 93
900 , 1000 , 1200 , or 8000
math operation e.g., execute CALC:STAT ON before writing to the math register.
The dBm reference is stored in non-volatile memory.
Set the Reference Value
DBM
CALC:STAT ON
CALC:DBM:REF 135
CALC:FUNC DBM
CALCulate:DBM:REFerence? [MIN|MAX]
Query the DBM Reference Value Set for the
CALC:DBM:REF?
value
>|MIN|MAX
and
MIN
Turn on the math operation.
Sets DB reference to 60 dBm.
Select the DB math operation. You can select
the calculate function at any time before or
after enabling the calculate state.
queries dB reference value.
DB
Query the DB reference value.
value
>|MIN|MAX
, , , , ,
110 124 125 135 150
ohms. MIN = 50Ω. MAX
Turn on the math operation.
Sets DBM reference value to 135.
Select the DBM math operation. You can select
the calculate function at any time before or
after enabling the calculate state.
queries the dBm reference.
DBM
Query the DBM reference value.
Multimeter Command Reference
stores a relative value in the dB
values). The dB reference is
MAX
Math Operation
selects the dBm reference value.
, , , , (default),
250 300 500 600
= 8000Ω. You must turn on the
Math Operation
,
800
75