Specifications for Anita C/VIII

Manufacturer:		Sumlock Comptometer LTD/Bell Punch LTD
Model Number:		Anita C/VIII
Serial Number:		003108
Date of Manufacture:	1963
Manufactured In:	London, England
Original Price:		Approx. $2700
Weight:			Approx. 32 Pounds
Size:			15" Wide, 16" Deep, 9 1/2" High
Power Requirement:	European Power, 220VAC, 50Hz
Display Technology:	Nixie Tube
Logic Technology:	177 Gas-Filled Thyratron Tubes (decade Ring-Counters)
			1 Dekatron Counter Tube (GS-10D) (Keyboard Scan)
			11 Vacuum Tubes (12AT7/ECC81)
			100's of Selenium Rectifiers (Logic Gating)
Digits of Capacity:	12, No zero suppression
Decimal Modes:		Fixed, semi-automatic
Arithmetic Logic:	Arithmetic
Math Functions:		Four Function
Constant:		No
Memories:		None
Notes:			The C/VIII is generally regarded as the first commercially-available all-electronic four-function calculator.

Previous Machine:	Curta Type II
Next Machine:		Friden 130

Documentation:		Cover of Operator's Manual [35K]

Web References:		Nixie Indicators and Decimal Counting Tubes [by Tom Jennings]
			Display and Counting Tubes [by Mike Harrison]


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