Texas Instruments SR-51-II

Serial number 581183, 1278RCI, 12th week 1978, Rieti, Italy
Accessories Pouch

Power supply

Texas Instruments SR-51-II Manual, 1976 (English, German, French, Italian)
Condition Excellent front and back
Repairs, Comments The original rechargable battery pack was dead so I cut it open, removed the rechargeables and installed two normal AA cells.
Acquired 19.11.2002
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Type, Precision, Input mode Scientific, 10 BCD digits, exponent ±99, Algebraic
Programmable No
Memory 3 register (1-3), not permanent
Display
Special features Conversions and statistics functions
Original Pricing, Production $79.95, introduced 1976
Batteries Rechargable battery pack (2xAA), AC power supply
Note that the power supply delivers AC voltage so it is not possible to run the calculator without installed rechargeable batteries!
Dimensions
Links
Comment
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