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bell transformer

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bell transformer [′bel tranz‚fȯr·mər]
(electricity)
An iron-core, step-down transformer with a voltage step-down ratio of approximately 6 to 1 or 12 to 1, used in low-current power supplies and frequently in circuits for doorbells, alarm bells, and buzzers.

bell transformer
A small transformer which supplies power, at low voltage, for operating a doorbell or the like.


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The latter involves connecting a bell transformer permanently to the mains supply, so basic electrical skills are required.
Both battery and mains-operated systems are available, but the latter involves connecting a bell transformer permanently to themains supply, so basic electrical skills are required.
The latter involves connecting a bell transformer permanently to the mains supply, so basic electrical skills are required.
 
 
 
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