Nokia Siemens 3G Flexi 2100MHz 2x50W Amplifier Circuit Analysis (Part 2 of 3)

Circuit analysis of a Nokia Siemens Networks Flexi Multiradio base station FRGL amplifier. This have been in service as a 3 antenna system for mobile telecommunications. GSM/EDGE and WCDMA/HSPA capable. The FRGL amplifier has 2x50 Watt output power.

Documentation and Discussion of teardown: https://highvoltageforum.net/index.php?topic=1860.0
All high resolution pictures will be published with part 2 at: https://kaizerpowerelectronics.dk/teardown/nokia-siemens-3g-flexi-2100mhz-50w-amplifier-circuit-analysis-part-2-of-3/

Up/Downconversion explained: https://youtu.be/qO127zY3voE?t=865
SAW filters explained: https://youtu.be/qO127zY3voE?t=963
Ceramic bandpass filter explained: https://youtu.be/h9-KhfQM3nI?t=729
Duplexer band pass filter explained: https://www.youtube.com/watch?v=HNaAQ3a7Duc

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#nokia #siemens #basestation #teardown #radio

Видео Nokia Siemens 3G Flexi 2100MHz 2x50W Amplifier Circuit Analysis (Part 2 of 3) канала Kaizer Power Electronics