Chapter 2 Operating Your Universal Counter
Using CHANNEL 1 and CHANNEL 2 Input Conditioning Keys
2-48
Operating Guide
2
To Use the Trigger/Sensitivity Keys to Adjust Counter’s
Triggering Level
Example Procedure for Setting Trigger Voltage and
Sensitivity Levels
1
Connect a signal to channel 1 input, and set up the Counter to measure
the frequency of the signal. (Refer to section in this chapter titled
“To Measure Frequency” if needed.)
2
Press CHANNEL 1 Trigger/Sensitivity key.
AUTO TRG: ON
is displayed.
3
Press any one of the arrow keys to toggle to the auto trigger off mode.
AUTO TRG: OFF
is displayed.
4
Press Trigger/Sensitivity key.
LEVEL: 0.000V
is displayed. (Actual value may be different.)
5
Suppose you want to set the trigger level to 1V (actual value may be
different). Perform the following steps:
a. Press the appropriate arrow keys until
LEVEL: 1.000V
is displayed.
b. Press Enter key.
NOTE
BE SURE to press the Enter key to complete the numeric entry.
The trigger voltage level for channel 1 is now set to 1V as shown in the
following figure.
1V
0V
Содержание 53131A
Страница 1: ...Operating Guide HP 53131A 132A 225 MHz Universal Counter ...
Страница 2: ......
Страница 26: ...xxiv Operating Guide ...
Страница 41: ...1 Getting Started ...
Страница 77: ...2 Operating Your Universal Counter Operator s Reference ...
Страница 171: ...3 Specifications ...
Страница 196: ... Manual Part Number 53131 90055 Printed in U S A MAY 1999 ...