Type, Precision, Input mode |
Scientific, 8 BCD digits, exponent ±99,
Algebraic |
Programmable |
No
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Memory |
1 register, also used for summation, not permanent |
Display |
7 segment red
LED: 9 mantissa digits plus 3 digits small exponent |
Special features |
Auto power save mode, disables display except the exponent minus sign after approx. 40 seconds. Instructions printed on the back of the calculator.
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Original Pricing, Production |
Made by Melcor Electronics Corp., Farmingdale, N.Y. 11735, USA Produced around 1974/75
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Batteries |
Presumably internal NiCD cells, not working any more. I did not disassemble the unit. External 9V DC power supply with standard connector.
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Dimensions |
Length 15.3cm, Width 8.8cm, Height 3.6cm |
Forensic Result | 14.30605 - according to rskey.org this suggests a MOS MCS2529 chipset.
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Links |
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Comment |
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