Figure 1. Tracor Models 527A and 527E top view.

TB 9-4931-427-35

Table 3. Frequency Difference Meter

Test instrument

Function/arbitrary generator

Test instrument

METER RANGE/DIFF MULT

frequency settings

indications

switch settings

(MHz)

Min

Max

1010

9.999999991

-8.5

-9.5

109

10.00000009

+8.5

+9.5

109

9.99999991

-8.5

-9.5

108

10.0000009

+8.5

+9.5

108

9.9999991

-8.5

-9.5

107

10.000009

+8.5

+9.5

107

9.999991

-8.5

-9.5

b. Adjustments

(1) Adjust R12 (fig. 1) (R9 (fig. 2)) until TI indicates +9 (R).

(2) Adjust R13 (fig. 1) (R14 (fig. 2)) until TI indicates +9 (R).

Figure 1. Tracor Models 527A and 527E top view.