Technical Description (TED:BSS) BS-240/241 LNA Low Noise Amplifier LTG Loadable Timing Generation LTL Local Test Loop LVD Low Voltage Detect MODUP Modulator and Upconverter MUCO Multi Coupler NTC Negative Thermal Coefficient O&M Operation and Maintenance OCVCXO Oven Controlled VCXO OMT Operation and Maintenance Terminal OVPT Overvoltage Protection and Tracer PATRX Power Amplifier and Transceiver Unit PCB Printed Circuit Board PCM Pulse Code Modulation PDU Power Distribution Unit PID Product Identification Data PSU Power Supply Unit PWRDET Power Detector PWRSTG Power Stage RF Radio Frequency RXA Analogue receiver board RXFED Receiver Front End Diversity RXFEM Receiver Front End Main RXLO Receiver Local Oscillator SELIC Serial Link Interface Controller (ASIC) SIPRO Signal Processing Unit TMA Tower Mounted Amplifier TNF Tunable Narrowband Filter TOP Tracking Oscillator TRAU Transcoding and Rate Adaption Unit TXA Analogue transmitter board TXLO Transmitter Local Oscillator UL Uplink UPS Uninterruptable Power Supply System VCXO Voltage Controlled Crystal Oscillator 70 Information Base Station System A30808-X3247-L14-2-7618