HP Cell Phone Accessories E6380-90019 用户手册
72
Chapter 3
Overview of the Test Set’s Built-In Tools
Using the Oscilloscope (Scope)
Selecting the Oscilloscope’s Input
Step 1. Press
Shift
, then
RF Anl
(
AF Anl
) to select the AF ANALYZER
screen.
Step 2. Select the
AF Anl In
field. A list of choices appears.
Step 3. Select the desired input to the scope:
•
FM Demod
for FM demodulated audio from input signals connected
to the RF IN/OUT or ANT IN connectors.
•
AM Demod
for AM demodulated audio from input signals connected
to the RF IN/OUT or ANT IN connectors.
•
SSB Demod
for SSB demodulated audio from input signals
connected to the RF IN/OUT or ANT IN connectors.
•
Audio In
for a signal connected to the AUDIO IN connector.
•
Ext Mod
for a signal connected to the ANALOG MODULATION IN
connector.
•
FM Mod
for the FM modulated audio from the RF generator section.
•
AM Mod
for the AM modulated audio from the RF generator section.
•
Audio Out
for the signal present at the SCOPE MONITOR
OUTPUT connector.
The input to the oscilloscope is displayed on the SCOPE screen.
Selecting the Oscilloscope’s Filters
Step 1. Press
Shift
, then
RF Anl
(
AF Anl
) to select the AF ANALYZER
screen.
Step 2. Select the
Scope To
field. A list of choices should appear.
Step 3. Select the desired filtering for the signal:
•
Input
if you want no filtering (dc coupled)
•
Filters
to route the audio to the oscilloscope after passing through
Filters 1 and 2 (ac coupled).
•
De-emp
to route the audio to the oscilloscope after passing through
Filters 1 and 2, and the de-emphasis circuitry (ac coupled).
•
Notch
to route the audio to the oscilloscope after passing through
Filters #1 and #2, the de-emphasis circuitry, and notch circuitry (ac
coupled).
coupled).
Main Menu