To Characterize A Tach Pulse - Agilent Technologies 35670A Quick Start Manual

Making Measurements

To characterize a tach pulse

To set the input parameters for a tachometer, you must first verify the amplitude of the
tachometer pulse and determine the appropriate trigger level. This task is part of the
initialization step for several tasks that follow.
1
Initialize the analyzer.
Press [
Preset
Press [
HISTOGRAM/TIME
Press [
Meas Data
2
Connect the tachometer to the analyzer's Channel 1 input and to the tachometer input
on the rear panel. See illustration.
3
Configure the display.
Press [
Scale
4
Specify the measurement parameters.
Press [
Freq
Use the up arrow hardkey to increase the time record, until there are several tach
pulses on the display.
Press [
Trigger
Press [
Pause-Cont
Rear Panel
Tach
40
] [ ].
DO PRESET
].
], then press [
UNFILTERED TIME CH 1
] [ ] to highlight ON.
AUTOSCALE ON OFF
] [ ].
RECORD TIME
] [ ].
CHANNEL 1
].
Agilent 35670A Quick Start Guide
].
Channel 1