The main components are BCM5325A2KQMG Ethernet switch, BCM5221A4KPTG Ethernet PHY, HFBR5961LZ fiber transceiver and LM2591HVT-3.3 simple switcher power supply. This looks like quite normal small Ethernet swich design. There is 5 port Ethernet switch IC handling copper ports directly and fiber through PHY IC. This device I opened was broken on power supply circuit. The →
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LED-lit urban farms aim to transform blighted cities with jobs, fresh food article tells about an interesting application for LEDs: A group of high-tech urban pioneers is using LEDs to power a large indoor vertical farming system in Newark, NJ. When complete, AeroFarms‘ latest urban agriculture system is expected to enough produce pesticide-free greens →