Required Equipment; Estimated Adjustment Ime; Procedure; Frequency Accuracy Adjustment - Agilent Technologies 8711C Service Manual

Frequency Accuracy Adjustment

In this procedure the frequency accuracy of the analyzer's source is set by adjusting the
10 MHz internal reference clock.
equired Equipment
Equipment
escription
Frequency counter
BNC cable
Minimum loss pad
dapter, type-N(m) to BNC(f)
Warmup Time
Allow the analyzer to warm up for one hour.
stimated Adjustment Time
his adjustment takes approximately ve minutes to perform.

Procedure

1. Connect the equipment as shown in Figure 2-6.
Insert artwork here.
Figure 2-6. Setup for Frequency Accuracy Adjustment
2. Set the frequency counter input switches to the \10 Hz - 500 MHz" and 50 positions.
3. On the analyzer, press
(in the SOURCE keypad section)
Recommended Model or Part Number
50
HP 5342
8120-1839
N/
1250-0780
(see the cautions on page 2-2)
PRESET
5
Trigger Hold
HP 5342
8120-1839
HP 11852B
1250-0780
CW
REQ
5
. If the frequency counter reading is
75
MHz
500 MENU
5 5
Adjustments 2-11