Memory module

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Ingenium, 1996.0131.004
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OBJECT TYPE: 30-PIN PLUG-IN
DATE: 1986–1988
ARTIFACT NUMBER: 1996.0131.004

MANUFACTURER: NEC
MODEL: 8705ED50
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 4
Total Parts: 5
AKA: N/A
Patents: N/A
General Description: PHENOLIC/ EPOXY/ COPPER

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 9.0 cm
Width: 4.7 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Computing Technology
Category: Digital computing devices
Sub-Category: N/A

Manufacturer

AKA: NEC
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Nova Scotia
Period: C. 1986-1990
Canada: USED IN APPLE'S MAC SE PERSONAL COMPUTER AT SAINT MARY'S UNIVERSITY. ORIGINAL COST WAS APPROXIMATELY $325 PER SIMM BUT THESE WERE REPLACED WITH 4MB SIMMS AT APROXIMATELY SAME COST IN 1990.
Function: INTERNAL MEMORY FOR PERSONAL COMPUTER, SPECIFICALLY APPLE MACINTOSH SE. EACH SIMM PROVIDED APPROXIMATELY 1 MB OF STORAGE SPACE THAT CPU ACCESSED AS REQUIRED. DATA & INSTRUCTIONS WERE HELD IN SIMM MEMORY FOR MORE DIRECT ACCESS THAN FROM HARD OR FLOPPY DISK DRIVES. DATA WAS TRANSFERRABLE FROM THESE TO SIMMS BUT WAS NOT PERMANENTLY STORED.
Technical: THIS IS MEMORY THAT MADE PERSONAL COMPUTERS POSSIBLE & PROVIDED STORAGE SPACE TO ALLOW MODERATELY SOPHISTICATED SOFTWARE TO RUN. SIMILARDEVICES WERE USED BY PC COMPATIBLE MACHINES THOUGH WITH SLIGHT INTERNAL DIFFERENCES
Area Notes: Unknown

Details

Markings: WHITE LETTERING READS "NEC MC-41256A8B-15/ JAPAN 8708KB" WITH GOLD "30" / WHITE LETTERING READS "8705ED50/ 41256-15"
Missing: N/A
Finish: GREEN BOARD WITH BLACK CHIPS & METALLIC PARTS
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

NEC, Memory module, circa 1986–1988, Artifact no. 1996.0131, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/item/1996.0131.004/

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