Tait TM8100 mobiles

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TM8100/TM8200 Service Manual Transmitter Fault Finding (>25W) 317

Figure 11.21 PA driver circuitry under the PAD TOP can (UHF and VHF)

PAD TOP

Q3504

C317

C389

Q306

C3500

C3505

C3509

C307

Q3501

Q3502

Q3505

H5, H7 BANDS

OUTPUT OF PA DRIVER

OUTPUT OF STAGE 3

OF EXCITER AT C307

R3525

JUNCTION OF

R3525 AND C3512

OUTPUT OF STAGE 2

OF EXCITER AT C3509

FCL TOP CAN

SYNTHESIZER

OUTPUT AT C3500

OUTPUT OF STAGE 2 OF

EXCITER AT C3505

C3509 (B1 BAND)

OUTPUT OF STAGE 2

OF EXCITER

UHF shown, VHF similar

Tait TM8100 mobiles - Page 317