HP 8754A - Quick Reference Guide

Mode18754A
44
Set Reference Positions on CRT:
11
12
10
12
PAGE
17,21
Test Test
r
......... )100---
~ Device -
Connect TOgether~
tJ To Calibrate
8502
RF Input:
~@~ II II :0: I~;I ~~U~o II
a 00 a 00000 0000 0000
o DO<;) -<i).C.O
J RF R ALB
~-----....."., ~--- ......
Incident lit
To Input R '"
Equal
Reflected ~ ~ Length
To Input A Longer
TransmiSSC
INSTRUCTIONS
8754A
INT /EXT (Rear panel)
AUTO/TRIG
FAST/SLOW/MANUAL
A/R = Return loss (dB)
POLAR A/R =Reflection Coefficient
B/R =Insertion loss or gain (dB)
PHASE
B/R = Insertion phase (deg)
1. Press POLAR CENTER button.
2. Use: and .~. to move dot to center.
3. Release
POLAR CENTER button.
1. Select FULL, START, or CENTER mode.
2. Using TUNING, adjust
FREQUENCY MHz to desired START/
CENTER Frequency
3. Adjust SWEEP WIDTH vernier to CAL detent.
4. Select desired SWEEP WIDTH MHz.
Set
Frequency Range:
Rectangular:
1. Depress REFERENCE POSITION button.
(each channel) 2. Use : ,position as desired (center).
3. Release
REFERENCE POSITION button.
POLAR:
Calibrate Using Markers:
1. Select 50 MHz markers. Center marker on START or CENTER
graticule
with TUNING.
2. Adjust
FREQUENCY CAL vernier for correct LED readout at
nearest 50 MHz marker.
3. Repeat at nearest 10 MHz marker.
4. Adjust SWEEP WIDTH vernier for
correct width.
Set Sweep
Functions:
A =dBm at A input
B =dBm at B input
R =dBm at R input
Connect accessories
for
measurement
QUICK REFERENCE GUIDE
•
OPERATION
FREQUENCY
SELECT
MEASUREMENT
(2 Channels)
SWEEP
&
CRT DISPLAY
SETUP
Quick Reference Guide
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