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12. 10 MHz Reference Adjustment-TCXO (Option 103)
12. 10 MHz Reference Adjustment-TCXO (Option 103)
Assembly
Adjusted
Al5 RF assembly
Related
Performance
Test
10 MHz Reference Output Accuracy (Option 103)
Description
The frequency counter is connected to the analyzer CAL OUTPUT. The CAL OUTPUT
is locked to the 10 MHz frequency reference which yields better effective resolution. The
temperature-compensated crystal oscillator (TCXO)
is adjusted for a frequency counter
reading of 300 MHz.
FREQUENCY
STANDARD
FREQUENCY COUNTER
SPllE
Figure 2-20. 10 MHz Reference Adjustment Setup-TCXO
Equipment
Microwave frequency counter
. . . . . . . . . . . . . . . . . . . . . . . . . . . HP 5343A Option 001
Frequency standard . . . . . . . . . . . . . . . . . . . . . . . . . HP 5061B Cesium Beam Standard
(or any 10 MHz frequency standard with accuracy
<fl
X
10-l’)
Cables
BNC, 122 cm (2 required)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 10503A
Adjustment Procedures 2-51