Yto Adjustment - HP 8560A Service Manual

7. YTO Adjustment

Assembly Adjusted
Al4 Frequency Control Assembly
Related Performance Tests
Frequency Span Accuracy
Frequency Readout Accuracy and Frequency Count Marker Accuracy
Description
The YTO main coil adjustments are made with the phase-lock loops disabled. The YTO
endpoints are adjusted to bring these points within the capture range of the main loop. The
YTO FM coil is adjusted to place the 300 MHz CAL OUTPUT signal at the center vertical
graticule in a 20 MHz span.
FREQUENCY
COUNTER
Equipment
Microwave Frequency Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 5343A Option 001
Adapters
Type N (m) to BNC (f) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Type N (f) to APC 3.5 (f)
APC 3.5 (f) to APC 3.5 (f) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cables
A l 4 F R E Q C O N T R O
Figure 2-10. YTO Adjustment Setup
(Option 026 only). . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 10503A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...8120-1578
SPECTRUM
ANALYZER
A l 5 R F
Adjustment Procedures 2-37
7. YTO Adjustment
S K 1 9