USB Ports, Adapters
Seems that many add-on devices for desktop and laptop computers now connect to USB ports (mouse, keyboard, external hard drive, printers, etc.). They make USB port adapters that can convert one port i...
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only IF it is a POWERED adapter with its own 5v power supply
the 500ma from the PC USB is the MAX that port can supply
a two or three port adapter with no external supply must share the PC USB power with all the adapter ports, lowering the amount each port can supply
one trick is too put self powered drives, printers etc.. on the adapter
and use the other PC USB ports for memory sticks and items that use PC USB power
OR
get a port adapter that has its own external power supply, something else to plug into the "120v power strip" typically a 2 or 3amp 5v supply
the 500ma from the PC USB is the MAX that port can supply
a two or three port adapter with no external supply must share the PC USB power with all the adapter ports, lowering the amount each port can supply
one trick is too put self powered drives, printers etc.. on the adapter
and use the other PC USB ports for memory sticks and items that use PC USB power
OR
get a port adapter that has its own external power supply, something else to plug into the "120v power strip" typically a 2 or 3amp 5v supply
