GSM 900 MHz RF Amplifier/Bandpass Filter Teardown

Описание: Tower Mounted Amplifier filter (TMA) for use in mobile base station antenna masts comprising three TMA filter functions, two reception path filters (RX1, RXext) separated by a low noise amplifier (LNA) and one transmission path filter (TXF), implemented by means of coaxial resonator cavities.

ICs are Anaren Xinger II XC0900A-03 coupler useable up to 225 Watt.

Up/Downconversion explained:    • Ericsson RBS6000 1800MHz Radio Base Statio...  
SAW filters explained:    • Ericsson RBS6000 1800MHz Radio Base Statio...  
Ceramic bandpass filter explained:    • Ericsson RBS3206 1800MHz Radio Base Statio...  

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