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KOVAC: 809ESR
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AKA (Label): MODEL 809ESR, Product number (P/N): 809ESR,
Keywords/Tags: 809ESR
Date of intro: ~1974, Origin: Japan (List),
Number of keys: 26, #Key-Green: 14, #Key-Red: 1, #Key-White: 11,
Miscellaneous switch: [D-R POWER_OFF-ON],
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Collector value: 7/10,

Item

Article
The electronic slide-rule of age
NEW SCIENTIST
Pag.510
(27-feb-1975)

Created: 16-mar-2006, Manual-update: 20-jun-2017, Batch-update: 25-feb-2024             

# Pageloads since 2018: 21             

2 Pic(s),

                     

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