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IBM 3380 E
CERN-OBJ-IT-068 · Unidad documental simple · 1985
Parte de Heritage Collection Test

In 1985 IBM announced a double density version. The Extended Capability Models of the 3380 (3380 E) having 5.04 gigabytes per chassis, that is, two 1.26 gigabyte actuators on two hard disk assemblies in one chassis.

IBM Storage Disk
CERN-OBJ-IT-071 · Unidad documental simple
Parte de Heritage Collection Test

IBM storage disk used in the 70s and 80s. This stack of eight 35 cm disks weighs more than 10 Kg, and can store 320 Megabytes or 34 minutes of music

RPS Micro Diskette
CERN-OBJ-IT-077 · Unidad documental simple
Parte de Heritage Collection Test

Small flexible plastic disk covered with a magnetic substance used to record data and computer programs. They can normally contain 1.44 MB of data and they are convenient for moving small amounts of data as they are transportable.

Port Switch
CERN-OBJ-IT-078 · Unidad documental simple
Parte de Heritage Collection Test

It's a 48 x 1 Gbit/s port switch with 10 Gbit/s optical uplink connection.

Amdahl 470 Chip Package
CERN-OBJ-IT-079 · Unidad documental simple · 1975
Parte de Heritage Collection Test

In the late 70s the larger IBM computers were water cooled. Amdahl, an IBM competitor, invented an air cooling technology for it's computers. His company worked hard, developing a computer that was faster and less expensive than the IBM System/360 mainframe computer systems. This object contains an actual Amdahl series 470 computer logic chip with an air cooling device mounted on top. The package leads and cooling tower are gold-plated.

CDC 7600 module slice
CERN-OBJ-IT-082 · Unidad documental simple
Parte de Heritage Collection Test

Each module contained 8 circuit cards for a total of about 300-500 uncovered transistors packaged with face plates so the Freon plates wouldn't touch the circuits. (cooling plates that surrounded each module).