HP 8921A User Manual page 252

Cell site test set
Hide thumbs Also See for 8921A:
Table of Contents

Advertisement

Chapter 8, Signaling Decoder Screen
LTR Decoder
Data Rate
Gate Time
Input Level
252
This display field lists the data rate of the received signal.
Operating Considerations
This measurement relies on the LTR Encoder screen's data rate setting. Set the
encoder's
Data Rate
measurements (typically 297.6 bps).
This field specifies how long the decoder analyzes a signal after it has been
triggered.
Enter the expected data signal level in this field (typically 1 kHz for LTR data).
The higher the level of signal expected by the analyzer, the higher the Trigger
Level is set.
Operating Considerations
The unit-of-measure is determined by the
is
).
FM Demod
The input level should be set high enough to prevent false triggering, but low
enough to allow triggering for valid signals.
See Also
Trig Level field description, on page 254
field to the expected incoming data rate for accurate
AF Anl In
setting (
when the input
kHz

Advertisement

Table of Contents
loading

Table of Contents