Measurements With Throughput Data - HP 3562A Operating Manual

Measu rements with Throughput Data
For recall and analysis of the t h roug h put data, set up measu rement parameters
same manner descri bed in Chapters 2 or
cou pling and i n put range-these steps were performed when the throug h put session
was set u p) . To analyze the data with the preset full span frequency response:
Press the MEAS MODE key to verify that Time Throughput
1 . Verify Mode
active: the THRUPT ON/OFF softkey should be set for THRUPT ON.
Select the THRUPT SELECT softkey, then the ACTIVE FILE
2. Enter Active F i l e
softkey The active throughput file name
right of the trace. If the displayed file is correct, select the
CANCEL ALPHA softkey; if not, enter the active file name using the
Press the yellow START key Time records are recalled from the
alphanumeric entry keys.
3. Start
diSC and the measurement proceeds using the digitized data.
4.
Zoom Meas u rement For real-time throughput sessions (up to 10kHz span in
single-channel or 5kHz span in dual-channel), zoom measure­
ments can be performed. Use the FREQ (frequency) key and
the X-marker to configure a zoom measurement. Measurement
averaging, with overlap, can be selected with the averaging
menu (AVG key). Press the yellow START key to perform the new
measurement.
26
Data Collection with Time Throug hput
3
(with the exception of the source, i n put
IS
IS
displayed at the lower
in
the