Specifications for Casio 121-F

Manufacturer:		Casio Computer Co., Ltd.
Model Number:		121-F
Serial Number:		B2136182
Date of Manufacture:	Mid 1975
Manufactured In:	Tokyo, Japan
Original Price:		$265 at Introduction, Discounted to $144.95 later in lifetime
Weight:			3 Pounds
Size:			7" Wide, 8" Deep, 2" High
Power Requirement:	4 Watts 117V AC, 50/60Hz
Display Technology:	Integrated Vacuum-Fluorescent Tube, 13 Positions
			 Left-most position for Memory/Sign/Overflow indication
Logic Technology:	Single Chip LSI, NEC uPD286
			 4 Toshiba TM4352 glue/display drive IC's
Digits of Capacity:	12
Decimal Modes:		Floating or Fixed at 0, 1, 2, 3, 4, or 6 digits.
Arithmetic Logic:	Arithmetic
Math Functions:		Four Function plus Square Root and Percent
Constant:		Switch selectable, Multiplication and Division only
Memories:		1, Accumulator with M+, M-, clear and recall
Notes:			Square root of negative number returns negative result

Previous Machine:	Monroe 1920
Next Machine:		Hewlett Packard 9815A

Related Machines:	Casio 121-A
			Sperry/Remington Lektronic
			Casio AS-L
			Casio FX-1
			Casio AS-8A


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