The phrase "alternate input" is correct and usable in written English.
It can be used when referring to a different method or source of input, often in contexts related to technology or data entry.
Example: "The system allows for alternate input methods, such as voice commands or touch gestures."
Alternatives: "alternative input" or "substitute input".
Accessibility-ready themes: Supportive of screen readers, keyboard, voice and alternate input, colorblindness, and cognitive impairments.
Alternate input methods like trackpad gestures (like those used by Apple hardware and software) and touchscreen navigation (available on some new Windows 8 machines) may help get you off the mouse.
When does a keyboard qualify as an "alternate input device"?
The mouse is the original "alternate input device".
Most major games are difficult or impossible to play without alternate input systems and apps like Windows are marginally useful.
Most immediately, it would offer Glass an alternate input method that wouldn't require users to employ their hands or voice at all.
With two good microphone inputs and a few alternate inputs, you can record a fairly nice live set without fuss and much extraneous noise.
Turns take the form of phases, and players alternate inputting orders to maneuver their respective units.
How these alternate inputs are organized and influence V5/MT+ responses remains unknown, yet are essential to understand when developing complete models of the human visual system.
Due to the miniaturized device combined with this porous catalytic layer it is possible to reach a high sensitivity and a low response time [1], which offers other operating modes, e.g. alternating input signal modulation [2].
The video channels from the 2 ceiling-mounted cameras were first synchronized then mixed to create single video channel that alternated input from each camera at a rate of 25 Hz per camera.
