HP 8901B Operation And Calibration Manual page 312

Operation
Special Function
14.0 SPCL
14.1 SPCL
14.2 SPCL
14.3 SPCL
14.4 SPCL
14.5 SPCL
14.6 SPCL
14.7 SPCL
14.8 SPCL
14.9 SPCL
Code
Model 8901B
Program Code
14.0SP
14.1SP
14.1SP
14.3SP
14.4SP
14.5SP
14.6SP
14.7SP
14.8SP
14.9SP
HP-I8
The Special finction codes pertaining to the Limit function are listed in the following table:
(keystrokes)
LOCAL
LIMIT
L
1
?DATA)
r D I E o Y T
f - C O D E 1
7 7 1
r D W m ~ 1
r
rnusuREmEm
0
a m
I . ]
m m o m
I . 1
Enter RATIO reference
2 L
Upper limit
=
RATIO reference
1
LExit RATIO
J
Action
Clear limits; turn
off
LIMIT annunciator.
set lower limit to RATIO reference.
Set upper limit to RATIO reference.
Restore lower limit.
Restore upper limit.
Display lower limit.
Display upper limit.
Display selected, lower limit measurement code.
Display selected, upper limit measurement code.
Display limit status in the format Lower.Upper;
where O=disabled and l=enabled.
I
To display the limited measurement mode:
To determine the Measurement mode in which a lower or upper limit is in effect, select 14.7
SPCL
or
14.8
SPCL
(respectively). The displayed code represents the measurement in which the limit is in
effect. These codes are indexed in the following table:
Display
0.000
0.001
0.002
0.003
0.005
0.006
0.008
0.009
0.01 0
Measurement
AM
FM
RF POWER
FREQ
FREQ ERROR
IF
LEVEL
AUDIO FREQ (internal)
IF FREQUENCY (34.0 SPCL)
4M
Display
0.01 1
2.003
2.004
2.009
2.01 1
4.009
4.01 1
6.01 1
6.01 1
Measurement
AUDIO FREQ (external)
RF LEVEL (35.0 SPCL)
TUNED RF LEVEL
AUDIO DISTN (internal)
AUDIO DISTN (external)
SINAD (internal)
SINAD (external)
EXT AUDIO RMS (30.0 SPCL)
EXT AUDIO RMS LEVEL (30.0 SPCL)
EXAMPLE
To set an upper limit of 75 kHz FM deviation:
(program
codes)
MI' 7rJ 14, . 2
S,P
R : o d e
Data Function
Measurement
-
Display
Display
Read the FM deviation in kHz with an upper limit set at 75 kHz.
3-220 Limit