EDGE

Nokia Siemens 3G Flexi 2100MHz 50W Amplifier Circuit Analysis (Part 2 of 3)

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Introduction I have here a circuit analysis of a 2100 MHz cellular amplifier from a UMTS basestation setup. The initial teardown video can be found in Nokia Siemens 3G Flexi 2100MHz 50W Amplifier Teardown (Part 1 of 3). Video Cellular Basestation Overview The Nokia Siemens Networks FRGL module consists of two 50 Watt amplifier modules. […]

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nokia siemens frgl rf amplifier 2100 mhz 50 watt

Nokia Siemens 3G Flexi 2100MHz 50W Amplifier Teardown (part 1 of 3)

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Teardown of a Nokia Siemens Networks Flexi Multiradio amplifier. This was for example used for mobile phone base station installations and this particular part is a 2×50 Watt FRGL amplifier. This have been in service as a 2 antenna system for mobile telecommunications. It is GSM / EDGE and WCDMA / HSPA capable. Nokia Siemens

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Huawei RRU3928 1800MHz Radio Base Station Circuit Analysis (part 2 of 2)

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The RRU3928 is an outdoor remote radio unit. It processes baseband and RF signal data. With the Software Defined Radio (SDR)technology, the RRU3928 supports the dual-mode operation of any two modes of GSM, UMTS, and LTE through software configuration modification. RRU3928 has a dual-transmitter and dual-receiver structure, which supports higher output power and carrier capacity.

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base station power amplifier RF

Ericsson Radio Base Station RBS3206 teardown

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The RBS3206 macro is an indoor Radio Base Station with one to four carriers and one to  six sectors at 20/40 Watt RF output power per carrier. All the boards that I have comes from the middle row in the above picture and unfortunately I did not have any of the diplexers at the top

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Nokia Siemens Networks Flexi WCDMA Teardown: Power Amplifier (Part 4)

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Nokia Siemens Networks Flexi Multiradio BTS is a GSM/EDGE, WCDMA/(I-)HSPA, and LTE base station. For use in mobile telecommunication antenna networks. A network that you use daily on your cellphone. Part 1: System station, Part 2: Power Amplifier and Part 3: Antenna The following 25 minute video shows the teardown step by step with explanations, high

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Nokia Siemens Networks Flexi WCDMA Teardown: Antenna (part 3 of 3)

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Nokia Siemens Networks Flexi Multiradio BTS is a GSM/EDGE, WCDMA/(I-)HSPA, and LTE base station. Used in mobile telecommunication antenna networks. A network that you use daily on your cellphone. Part 1: System station and Part 2: Power amplifier Phased Antenna Array This is an obsolete Kathrein XPol 2-port single band panel antenna. The 2 ports means that

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base station amplifier RF diplexer

Nokia Siemens Networks Flexi WCDMA Teardown: Power Amplifier (Part 2 of 3)

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Nokia Siemens Networks Flexi Multiradio BTS is a GSM/EDGE, WCDMA/(I-)HSPA, and LTE base station for use in mobile telecommunication antenna networks. A network that you use daily on your cellphone. Part 1: System station and Part 3: Antenna The following 12 minute video shows the teardown step by step with explanations, high resolution pictures of

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Nokia Siemens Networks Flexi WCDMA Teardown: System Station (Part 1 of 3)

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Nokia Siemens Networks Flexi Multiradio BTS is a GSM/EDGE, WCDMA/(I-)HSPA, and LTE base station for use in mobile telecommunication antenna networks. A network that you use daily on your cellphone. Part 2: Power amplifier and Part 3: Antenna In the above picture we  see the first DSP board that was visible when the first shield was taken

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