four-way switch

For scrolling through the menu, there's a four-way switch that requires a smaller hand or longer fingernails than mine.

Achieving this result with wired three-way or four-way switches requires a higher level of electrical knowledge and more time for wiring and installation.

It retains the four-way switch (for setting manual focus, macro, flash, and drive mode) with a Function/Set button nested inside the navigational scroll wheel on the back.

Three-way and four-way switches make it possible to control a light from multiple locations, such as the top and bottom of a stairway, either end of a long hallway, or multiple doorways into a large room.

Ormack pushed his throttles up to full power, then reached over to his left-side panel and DAY OF THE CHEETAH 177 flipped a gang-barred four-way switch.

For rooms that behave badly at low frequencies, or for situations in which a separate subwoofer is being used, a four-way switch provides a choice of bass roll-off frequencies: 50Hz, 65Hz, 80Hz and 100Hz.

The type with three screws is known as a three-way switch and is used in pairs to control a light from two different locations; the type with four screws is a four-way switch and is used between two three-way switches to provide an additional point from which the light can be controlled.