glossary:glossary_s
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glossary:glossary_s [2018/09/26 20:15] – Bob Vetterlein | glossary:glossary_s [2019/02/01 10:45] – [Switch] WortingUK | ||
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===== Switch ===== | ===== Switch ===== | ||
+ | A ' | ||
- | A ' | + | 1. The simplest is an electrical switch, as in 'Light Switch' |
- | The simplest is an electrical switch, as in 'Light Switch' | + | |
- | The second meaning is the American term for a turnout or the English ' | + | 2. Electronic switch such as a transistor, FET or TRIAC. A semi conductor which goes from a very high resistance to a very low resistance when a control input changes. |
+ | |||
+ | 3. Electro mechanical switch such as a relay or a contactor. A switch operated by a lower powered circuit. | ||
+ | |||
+ | 4. American term for a turnout or the English ' | ||
===== Switch machine ===== | ===== Switch machine ===== |
glossary/glossary_s.txt · Last modified: 2022/03/06 06:26 by jan_carr