Types of Switches AE

Membrane keyboard

Alternative keyboard for computer access made up of pressure pads requiring limited hand and arm strength and mobility

Joystick

Input device consisting of a handle that pivots on a base allowing multi-directional control, often used to operate a power wheelchair, computer, or remote-controlled toys Types include: proportional (continuous) switched (discrete)

Proximity switch

Proximity switch

Pneumatic switch

Type of single-switch interface activated by airflow detection or pressure exchange, used to operate assistive devices such as environmental control units

Mechanical switch

Type of single-switch interface activated by applying pressure to a button, pad, or lever, used to operate assistive devices, types include: paddle plate button lever membrane

Phonation switch

Type of single-switch interface activated by speech or sound, used to operate assistive devices such as computers and environmental control units

Electromagnetic switch

Type of single-switch interface activated through energy such as radio waves or light used to operate assistive devices, types include: fiber-optic sensor infrared sound touch