7. YTO Adjustment

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.

SPECTRUM

ANALYZER

ADAPTER

SMA CABI

500MHz- 26 . 5 GH

Al4 FREO CONTROL

Al5 RF

Figure 2-13. YTO Adjustment Setup

SK19

Equipment

Microwave frequency counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 5343A Option 001

Adapters

Type N (m) to BNC (f) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Type N (f) to APC 3.5 (f) (Option 026 only). . . . . . . . . . . . . . . . . . . . . . . . .

APC 3.5 (f) to APC 3.5 (f) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Cables

1250-1476

1250-1745

5061-5311

BNC,122cm(48in) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 10503A SMA,61cm(24in) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...8120-1578

Adjustment Procedures 2-37

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Agilent Technologies 856290216 service manual YTO Adjustment