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1974
Hardware Description
This 'slide rule' model was an early version with brown case and small LED display powered by 3 AA disposable batteries. It has all the minimum slide rule capabilities,, 1/X, X^2, SQRT, +/-, plus memory, less trig functions. This is otherwise a direct competitor to the TI SR-10.
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Model Number:
2140 -
Manufacturer:
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Hardware Type:
Calculator -
Manufacture Year:
1974 -
More Info:
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