Tables 1 through 8 provide information that is useful in troubleshooting the A4A9 IF Control
Assembly.
Table 1. 0.0 to -1.9 dB Control Truth Table
(Levels at Output of Latch U20)*
l
Table 2.
0 to -9 dB Control Truth Table
(Levels at Output of Latches U18 and U20)*
l
Table 3. Resolution Bandwidth Truth Table
2 Optior 496