Chapter 1 Getting Started
The Front Panel at a Glance
1-2
Operating Guide
1
The Front Panel at a Glance
Note:
Unit shown with Option 030.
NOTE
It is normal operation for the fan in the Counter to continue to run after
the Counter is placed in Standby mode. Power to the timebase is
continuous to maintain long term measurement reliability, and the fan
helps maintain timebase temperature stability.
Recall
Utility Menu:
Hold at power up
Save &
Print
Run
Local
Utility
Other
Meas
Limit
Modes
Stats
Time &
Period
Gate &
ExtArm
Uppr &
Lower
Scale &
Offset
Stop/
Single
MEASURE
LIMITS
MATH
CHANNEL 1
CHANNEL 2
CHANNEL 3
Trigger
Sensitivity
X10
Attenuate
100kHz
Filter
Damage Lvl:
5V rms MAX.50
Ω
!
Trigger
Sensitivity
X10
Attenuate
100kHz
Filter
Damage Lvl:
5V rms MAX.50
Ω
!
Damage Lvl:
5V rms MAX.50
Ω
!
100 MHz
−
3 GHz
Enter
5 3131 A
225 MHz
UNIVERSAL COUNTER
+/–
Freq &
Ratio
POWER
SRQ
Remote
50
Ω
1M
Ω
DC
AC
DC
AC
50
Ω
1M
Ω
2
3
4
5
6
7
1
12
13
9
Period Freq +Wid -Wid
Rise
Fall
Time Ch 1 Ch 2 Ch 3
ExtRef
MHz
µs
Gate
Limit
11
8
10
14
1
Measurement function menu keys
2
Limits menu keys
3
Math menu keys
4
Sign (+ or
−
) selection toggle key
5
Data Entry/Select (or arrow) keys
6
Enter numeric data (terminate) key
7
3.0/5.0/12.4 GHz RF input channel
(optional)
8
Utility menu key (Hold during
power-up to access Utility functions.)
9
Recall, Save and Print menu keys
10
Gate and External Arm menu key
11
Measurement control keys
12
Channel 1 Trigger/Sensitivity menu
key and input conditioning keys
13
Channel 2 Trigger/Sensitivity menu
key and input conditioning keys
14
Calibration menu key (Hold Scale &
Offset key during power-up to access
Calibration functions.)
Summary of Contents for 53131A
Page 1: ...Operating Guide HP 53131A 132A 225 MHz Universal Counter ...
Page 2: ......
Page 26: ...xxiv Operating Guide ...
Page 41: ...1 Getting Started ...
Page 77: ...2 Operating Your Universal Counter Operator s Reference ...
Page 171: ...3 Specifications ...
Page 196: ... Manual Part Number 53131 90055 Printed in U S A MAY 1999 ...