6881096C74-B May 25, 2005
Theory of Operation: Main Board Major Sections 3-5
Figure 3-4. XTL 5000 Main Board Sections (VHF High Power)—Side 2
Table 3-4. XTL 5000 Main Board Sections (VHF High Power)—Side 2
3 RX Back-End 16 Antenna Switch
5 IF Filter 17 Rear Connector (J0402)
6 Controller Section 18 RX Front-End Biasing
12 TX PA 19 RX VCO Injection Stage
13 TX Power Control 20 TX VCO Injection Stage
14 Power Detector 21 FGU (Synthesizer)
15 Harmonic Filter
5
19
3
21
20
6
13
12
15
14
16
18