Modulator Card got fault in RF Power Module:

PAKISTAN BROADCASTING CORPORATION Forums High Power Transmitters Islamabad HPT-2 Modulator Card got fault in RF Power Module:

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    Asad Javed
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    Fault detected as ; Modulator Card A fault indicated on PA module
    1.Module disconnected and modulator card checked its supply fuse blown away
    2. card examined there was spot between FET metal body and ground
    caused:
    thew insulator sheet was not properly placed
    Rectification : fuse and modulator card replaced

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