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Ericsson RBS 2216 Auxiliary Power Units teardown

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I have updated a old teardown post with a new video about the auxiliary power units. Read the old post and see all the details, pictures and amplifier teardown here: http://kaizerpowerelectronics.dk/teardown/ericsson-rbs-2216-900-mhz-base-station-teardown/

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Ericsson RBS 2216 900 MHz base station teardown

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The Ericsson RBS 2216 is a 900 MHz GSM base station that would have been installed at the base of a antenna somewhere out in the field of mobile telecommunication networks. The enclosure contains one BFU-31 battery fuse and relay unit, three PSU-AC 27.2 VDC 1520 Watt power supplies, one DXU-31 central processing unit and

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