PMOS definitions

PMOS

Positive Channel Metal Oxide Semiconductor
Found on http://www.encyclo.co.uk/visitor-contributions.php

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PMOS

Pantograph Motor Open Standard class (sometimes PMS or PMSO). EMU vehicle.
Found on http://www.scot-rail.co.uk/page/Glossary

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PMOS

P-channel Metal-Oxide Semiconductor
Found on https://www.encyclo.co.uk/local/21753

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