definition of Expansion cards by The Free Dictionary

Technically speaking, all printed circuit boards plugged into the computer bus are expansion cards because they “expand” the functions of the

There are different kinds of slots available, one is PCI which is a general expansion slot used in the old

expansion slot definition computer a slot used for some networking or audio expansion cards, it's not used anymore because the functions of a CNR are now found on the motherboard Image: CNR

expansion slot The expansion slot of a PCI bus is extended by mounting BUS-PC in the PCI bus expansion slot of a personal computer, and mounting PC-MB14 and BUS-PAC(