DATAMATH CALCULATOR MUSEUM
EDF Energy Calculator was manufactured
in April 1980 by
Texas Instruments in the Netherlands (Date code ACH 1480 » wk 14 yr 1980).
|The EDF EEC-5- module.
module we located
a standard TMC0540 with a
customized keyboard of the TI-58 based EDF Energy
|The base calculator of
this EDF Energy Calculator is a
standard TI-58 manufactured in 1980.
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© Joerg Woerner, August 8, 2009. No reprints without written permission.