Service Guide 3-17
8719ET/20ET/22ET Adjustments and Correction Constants
8719ES/20ES/22ES Output Power Adjustments
RF Network Analyzers
Output Power Adjustments
This procedure instructs you how to set the output power of your network analyzer across
the frequency bands by adjusting potentiometers on the source interface board (A59).
Required Equipment and Tools
Analyzer warmup time: 30 minutes.
Preparing the Instrument
1. Make sure the A7 Switch is in the alter position (ALT).
2. Zero and calibrate the power meter.
3. With the analyzer turned off, remove the top two corner standoffs and the top cover.
4. Locate the metal source assembly cover that is on the top-left, front-side of the
instrument.
Equipment Description
8719ET/ES
8720ET/ES
8722ET/ES
HP/Agilent Power Meter 436A, 437B, 438A, E4418A (EPM-441A) or
E4419A (EPM-442A)
HP/Agilent Power Sensor 8485A 8487A
Adapter 3.5-mm (f) to 3.5-mm (f) part number
85052-60012
(part of 85052B)
N/A
Adapter 2.4-mm (f) to 2.4-mm (f) N/A part number
85056-60006
(part of 85056A)
RF Cable 85131F 85133F
GPIB Cable 10833A
Non-Metallic Adjustment Tool 8830-0024
Antistatic Wrist Strap 9300-1367
Antistatic Wrist Strap Cord 9300-0980
Static-control Table Mat and Earth
Ground Wire
9300-0797