Deep Dive Teardown of the Huawei BBU5900 5G Base Station
Deep Dive Teardown of the Huawei BBU5900 5G Base Station The Huawei BBU5900 5G base station contained only one IC on the backplane board, provided by STMicroelectronics.
Huawei RRU3908 base station circuit analysis (part 2 of 2)
The Huawei RRU3908 is an outdoor Radio Base Station with one to four carriers and one to six sectors at 20/40 Watt RF output power per carrier. Other teardowns of radio equipment can be
Huawei RRU3908 base station teardown and circuit analysis (part 1 & 2)
Part 1 is the teardown itself with a walkthrough of different design highlights. Part 2 is coming online in the following 1-2 weeks. Part 2 is a complete circuit analysis and will also have high
Huawei base station equipment disassembly-power supply part
This is a Huawei GRFU 900C multi-carrier base station device, responsible for sending and receiving BBU data through the RF antenna. This is a GSM-era device, w
Huawei sran site configration principles | PDF
It provides definitions for base station components like BBUs, RRUs, and RFUs. It explains that 3900 series base stations use a modular design with BBUs and RF modules to support multiple radio
Huawei RRU3908 base station circuit analysis (part 2 of 2)
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.
Huawei RRU3928 1800MHz radio base station teardown (part 1 and 2)
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.
3900 & 5900 Series Base Station Commissioning
In this document, main control board specifies boards that have main control capabilities. UMDU in the BBU3910A, or the UMPT in the BBU5900.
Huawei Base Station PCB Circuit Design Overview
Huawei RRU3908 teardown detailing base station RF front-end, CPU, ADC/DAC chains, clocking and LDMOS power amplifier components and signal paths.
Replacing a Power Module
Press the cable retention clip of the power module to the right, hold the front panel of the power module, and pull out the power module. Note down the cause and time of the replacement as well as the bar
PDF version includes complete article with source references. Suitable for printing and offline reading.