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| Model H180 Hybrid computer
| | Physical & Electronic Laboratories Ltd.
| London, UK
 
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| Operating range: | |
| Computing Elements: | 24 - Amplifiers |
|   | 16 - Potentiometers
| |   | 6 - Variable Multipliers
| |   | 4 - Free Diodes
| | Logic Elements: | 4 - 2 input NOR gates |
|   | 4 - 2 input NAND gates
| |   | 4 - 4 input NAND gates
| |   | 2 - Analogue Comparators
| |   | 1 - 4 decade Divider
| | Output Elements: | 1 - center zero Voltmeter |
|   | 1 - 4 digit Digital Voltmeter
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