selector switch

Thân thiện

The technician turns the selector switch to the correct position.

Definition

Noun: A selector switch is a type of switch designed to choose one option from several available alternatives. It allows a user or a system to manually or automatically select a specific setting, function, or circuit path.

Usage

A selector switch is used to control which of multiple possible options is active. It is commonly found on electrical devices, control panels, and machinery. - Turn the selector switch to "CD" to listen to a compact disc. - The technician adjusted the selector switch to change the input source. - This function is controlled by a rotary selector switch on the front panel.

Advanced Usage

• In electronics, a selector switch can be part of a circuit that routes signals or power to different components.
  • The audio mixer uses a bank of selector switches to route signals to various output channels.
• In software or user interfaces, the term can metaphorically describe a control element that performs a similar function.
  • The dropdown menu acts as a selector switch for choosing the document format.

Variants and Related Words

• Selector (noun): A general device or feature for making a selection. A selector switch is a specific type of selector.
  • The channel selector on the old television was broken.
• Rotary Switch (noun): A common type of selector switch operated by turning a knob.
  • The fan speed is controlled by a rotary switch.

Synonyms

• Multi-position switch: A switch with several fixed settings.
• Choice switch: Emphasizes its function of providing a choice (less common technical term).

Related Phrases

• To throw the selector switch: To operate the switch to change the selection.
  • You need to throw the selector switch to the "Test" position before proceeding.

Học thuật

Noun

1. a switch that is used to select among alternatives

Từ đồng nghĩa

• selector