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

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