Computer Circuitry

There are three sizes of photograph used here

KDF9 circuit board The KDF9 computer was built in England in 1964
by the ENGLISH ELECTRIC Co LTD. Its circuitry consisted of
bakelite boards with holes drilled through to a single layer
of printed circuit.

IBM System 360 circuitry in 1967 used ...

370 circuit board IBM System 370 circuitry in 1975 ...

Amdahl 5860 circuitry in 1985 ...

AMD 4316C chip VLSI circuitry

MC6800L microprocessor Another microprocessor.

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