HITACHI LTD.

4, 1-chome, Marunouchi, Chiyoda-ku, Tokyo 100

Model 303E

Model 303E
Hitachi Ltd.
Tokyo, Japan

Operating range:
Computing Elements:

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Model 505E

Model 505E
Hitachi Ltd.
Tokyo, Japan

Operating range:	+/- 100 volts DC
Computing Elements:	40 - Amplifiers total consisting of:
	18 - integrators, and
	22 - summers
	54 - Coefficient potentiometers

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Model 200X

Model 200X
Hitachi Ltd.
Tokyo, Japan

Operating range:
Computing Elements:

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Model 220
Hitachi Ltd.
Tokyo, Japan

Computing Elements:	20 - Amplifiers
	20 - Potentiometers

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Model 240

Model 240
Hitachi Ltd.
Tokyo, Japan

Computing Elements:	40 - Amplifiers
	40 - Potentiometers (ten turn)
	2 - VDFGs (variable diode function generators)
Logic Elements:	3 - Decimal Ringcounters
	8 - NAND gates
	5 - Flipflops
	8 - Comparators
	8 - Electronic Switches
Output Elements:	1 - Analog Voltmeter

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