Motorola Xtl5000 Detailled 6881096c74 B Manual
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Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-216881096C74-B May 25, 2005 Figure 7-19. HUD4022A/HUD4025B Frequency Generation Unit Overall Schematic (Sheet 1 of 2) Rx Buffer Rx VCO & 1st Buffer Tx VCO & 1st Buffer Tx Buffers Tx & Rx Buffers Shields NPMillennium FGU Tx & Rx VCOs Shields NP NP NP RX 3rd Buffer TO SHEET 2 73D02970C73-O SHEET 12 OF 23 1.KR3881 1.K R3880 SHIELD SH3759 1 R3861 820. 820. R3860 6.2 R3862 C3803 470.p C3883 100.n C3882 100.n...
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7-22Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-20. HUD4022A/HUD4025B Frequency Generation Unit Overall Schematic (Sheet 2 of 2) 3.0 Volt Regulator D ATA CLOCK Syn_Sel NP TO SHEET 1 NC B(,1),A(,1) FS_2 DOUTA_2 CLKOUT_2 PE_2 PD_2 PC_2 FS_3 DOUTA_3 CLKOUT_3 PE_3 PD_3 PC_3 9.3V_2 B(,1),A(,1) C3813 51.R3836 100.n 470.p 1 C3825 1 TEST_POINT TP6754TP6752 TEST_POINT 1 TP6753 TEST_POINT 1 TP6751 TEST_POINT 1 1 TP6750 TEST_POINT...
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Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-236881096C74-B May 25, 2005 Figure 7-21. HUD4022A/HUD4025B VHF Transmitter VCO Schematic LOW VCO HIGH VCO NP Millennium VHF TX VCO NP NP 73D02970C73-O SHEET 20 OF 23 C3853 L3764 1uH C3841 B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) TX_RF_OUT B(,1),A(,1) Control_V_Tx B(,1),A(,1) B(,1),A(,1) High_VCO_SW B(,1),A(,1) TX_Buffer_EN B(,1),A(,1) B(,1),A(,1) B(,1),A(,1)B(,1),A(,1) B(,1),A(,1)...
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7-24Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-22. HUD4022A/HUD4025B Frequency Generation Unit VHF Receive Injection Schematic NP NP NP NP APCO VHF RX Buffer NPNP 73D02970C73-O SHEET 21 OF 23 B(,1),A(,0) B(,1),A(,1) B(,1),A(,1) B(,1),A(,0) 0 LO_INJ_HS 0 TO_CAPACITOR LINE_B+ B(,1),A(,1) RF_IN B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) 470.p C3930 100n 100. R3872 C3910 Q3762 B(,1),A(,1)...
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Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-256881096C74-B May 25, 2005 Figure 7-23. HUD4022A/HUD4025B Frequency Generation Unit VHF Transmit Injection Schematic APCO VHF TX Buffers NP 73D02970C73-O SHEET 18 OF 23 620. 16.p R3882 C3790C3917 470.p C3921 3.p 3.p 7.5p C3919 10.p C3920 C3918 L3785 47.n L3787 27.n R3863 R3858 30. R3859 180. 180. C3876 R3764 10.n C3871 10.n 2.K 2.K R3757 1 TP6767 TP6768 1 TEST_POINT TP6769 TEST_POINT R3835 0. 1 R3842 C3872...
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7-26Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-24. HUD4022A/HUD4025B Receiver Back-End Schematic CLOCK LF2nd LO VCO 2nd LO LF CLOCK VCOSPF_3.5V RX 2nd LO Shield # # # # # # # # * * NP NP NP NP NPDNP 73D02970C73-O SHEET 13 OF 23 5V_TO_FGU 5V_TO_IF 5V_FROM_CONTR CLKOUT_1 FS_1 PE_1 PD_1 PC_1 DOUTA_1 B(,1),A(,1) U3000 AD9874 0R3023 C3032 39.000p 0 R3022 FS 11 DOUT1 PE 1 CLKOUT PD 1 PC1 C3046 4.7n R3020 51. 20.p C3028100.0n...
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Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-276881096C74-B May 25, 2005 Figure 7-25. HUD4022A/HUD4025B Receiver Front-End Schematic (Sheet 1 of 2) MIXER Millennium VHF Rx FE 2nd Preselector (Elliptic Filter) NP NP NP MIXER_IF_OUT 73D02970C73-OSHEET 16 OF 23 TO SHEET 2 C3283 1.n C34214.3p 330nL3404 C3258 L3255 22n 100.000p 51. R3270 B(,1),A(,1) D3258 IO1 IO2 IO3 IO4 4 6 3 B(,1),A(,1) 1 B(,1),A(,1) 2 3 B(,1),A(,1) 1 B(,1),A(,1) 2 B(,1),A(,1) T3302 XFMR...
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7-28Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-26. HUD4022A/HUD4025B Receiver Front-End Schematic (Sheet 2 of 2) 5V9.3V AGC/Attenuator circuit NP NP TO SHEET 1 1.n 5V 5V 5V C3936 D3256 C3289 100.n C3288 470.p 10.K R3265 10.K R3266 D3254 D3253 IF6786 D3252 C3267 100.n 9.3V_FE 9.3V_FE 100.n C3312 1.n C3284 13.p C3259 B(,1),A(,1)62.00p C3300 72.22n L3273 72.22n L3272 B(,1),A(,1) C3299 B(,1),A(,1) B(,1),A(,1) 62.00p C3257...
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Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-296881096C74-B May 25, 2005 Figure 7-27. HUD4022A/HUD4025B Receiver IF Schematic IF_TO_ABACUS Millennium VHF Rx IF NP NP NP73D02970C73-O SHEET 15 OF 23 B(,1),A(,1) B(,1),A(,1) IF_IN 9.3V_FROM_FE 5V_TO_FE IF_OUT 9.3V_TO_CONTR 5V_IF RF_ATTN_3_C RF_ATTN_2_C RF_ATTN_3_B RF_ATTN_2_B B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1)B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) B(,1),A(,1) 68.000nL3408 10.n C3424...
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7-30Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-28. HUD4022A RF Power Amplifier (RF PA) Schematic (Sheet 1 of 2) INTERFACE RFPA/FGU INTERFACE RFPA/POWER CONTROL INTERFACE 1 % RFPA/OUTPUT NETWORK 73D02970C73-OSHEET 14 OF 23 TX_INJ VREVERSE_ON K9.1V A+_4 VFORWARD_ON A+_3 RFPA_OUT K9.1V_ON RFPA_CNTRL VFORWARDVREVERSE VCURRENT VGBIAS3 A+_1 VTEMP VGBIAS2 A+_2 IF3543 IF3542 IF3541 IF3503 IF3500 K9.1V_FGU IF3501 VGBIAS1 C3550 5m...