1800 MHz

Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Teardown: Power Amplifier

Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Circuit Analysis (Part 2 of 3)

Leave a Comment / Teardown / /

Circuit analysis of a Nokia Siemens Networks Flexi Multiradio base station. This have been in service as a 3 antenna system for mobile telecommunications. GSM/EDGE, WCDMA/HSPA and LTE capable. 3×70 Watt output power. Part 1 of the actual base station amplifier teardown can be seen here. Power supply The power supply is split into a […]

Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Circuit Analysis (Part 2 of 3) Read More »

Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Teardown: Power Amplifier

Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Teardown: Power Amplifier (Part 1 of 3)

2 Comments / Teardown / /

Teardown of a Nokia Siemens Networks Flexi Multiradio base station. This have been in service as a 3 antenna system for mobile telecommunications. GSM/EDGE, WCDMA/HSPA and LTE capable. 3×70 Watt output power. Nokia Siemens Flexi 3x90W FXEB 1800MHz base station teardown: Power amplifier (part 2 of 2)

Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Teardown: Power Amplifier (Part 1 of 3) Read More »

Nokia Siemens Flexi 3x90W FXEB 1800MHz Base Station Teardown: Power Amplifier (Part 1 of 2)

1 Comment / Teardown / /

Teardown of a Nokia Siemens Networks Flexi Multiradio base station. This have been in service as a 3 antenna system for mobile telecommunications. GSM/EDGE, WCDMA/HSPA and LTE capable. 3×90 Watt output power. All high resolution pictures will be published with part 2 : Nokia Siemens Flexi 3x90W FXEB 1800MHz base station teardown: Power amplifier (part

Nokia Siemens Flexi 3x90W FXEB 1800MHz Base Station Teardown: Power Amplifier (Part 1 of 2) Read More »

Huawei RRU3928 1800MHz radio base station teardown (part 1 of 2)

1 Comment / Teardown / /

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.

Huawei RRU3928 1800MHz radio base station teardown (part 1 of 2) Read More »

Nokia Siemens Flexi BTS Base Station Teardown: Circuit Analysis (Part 2 of 2)

1 Comment / Teardown / /

Circuit analysis of a Nokia Siemens Networks Flexi BTS base station. This have been in service as a 6 antenna GSM system for mobile telecommunications. GSM/EDGE, WCDMA/HSPA and LTE capable. 2×40 Watt output power. If you missed part 1, see it here: https://kaizerpowerelectronics.dk/teardown/nokia-siemens-flexi-bts-base-station-teardown-power-amplifier-part-1-of-2/ Filter Above picture shows the coaxial cavity band pass filter which in

Nokia Siemens Flexi BTS Base Station Teardown: Circuit Analysis (Part 2 of 2) Read More »

Nokia Siemens Flexi BTS base station teardown: Power amplifier (part 1 of 2)

4 Comments / Teardown / /

Teardown of a Nokia Siemens Networks Flexi BTS base station. This have been in service as a 6 antenna GSM system for mobile telecommunications. Part 2 with circuit analysis of the Nokia Siemens BTS RF circuits can be found on this link. This base station amplifier is capable of GSM/EDGE, WCDMA/HSPA and LTE at 2×40

Nokia Siemens Flexi BTS base station teardown: Power amplifier (part 1 of 2) Read More »

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

4 Comments / Teardown / /

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

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

base station amplifier RF diplexer

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

9 Comments / Teardown / /

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

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

Scroll to Top