Chapter 3 115
Manual Adjustment Procedures
1. IF Bandpass Adjustment
Table 3-7 XTAL Factory-Selected Capacitor Selection
DVM
Reading (V)
Currently Loaded Capacitor Value (pF)
Replace Replace Replace Replace Replace Replace
15 with: 18 with: 20 with: 22 with: 24 with: 27 with:
0 to 1.5******
1.5 to 2.5 27 *****
2.5 to 3.5 22 27 27 * * *
3.5 to 4.5 18 22 24 27 27 *
4.5 to 5.5 18 20 22 24 27 *
5.5 to 6.5 No change No change No change No change No change No change
6.5 to 7.5 No change No change No change No change No change No change
7.5 to 8.5 * 15 18 18 22 24
8.5 to 9.5 * 15 15 18 20 24
9.5 to 10 * * 15 18 20 24
* Indicates a condition that should not exist; suspect broken hardware.
Table 3-8 Capacitor Part Numbers
Capacitor Value (pF) Part Number
6.8 0160-4793
8.2 0160-4792
10 0160-4791
12 0160-4790
15 0160-4789
18 0160-4788
20 0160-5699
22 0160-4787
24 0160-5903
27 0160-4786
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