The phrase "an alternative device" is correct and usable in written English.
You can use it when referring to a different option or choice of device that serves a similar purpose.
Example: "If the primary device fails, we can always rely on an alternative device to complete the task."
Alternatives: "a substitute device" or "an alternate device".
Firstly, it is feasible to construct an alternative device UI that supports integration of Web content across applications and services via hyperlinking.
The penetration and permeation of a fluorophore vectorized by PLA nanoparticles into healthy and inflammatory skin were assessed using an alternative device to classical Franz cells: VitroPharma.
Tenrehte Technologies, a company based near Rochester, has developed an alternative device, called the Picowatt, that lets people use their smartphones or laptop computers, for example, to control lighting and appliances like air-conditioners.
In this paper, we show that the non-diffractively propagating acoustic beams can be further tuned, by design, to propagate in a curved path in a graded phononic crystal, which thus may be used as an alternative device to the waveguide in applications.
But if there is some kind of disruption in Blackberry service, many people may have to turn to an alternative device.
When a user attempts to log in to a service from an unrecognized computer, the service sends a one-time password to an alternative device (like, say, a cell phone) known to belong to that user.
An alternative device-to-device caching scenario with randomly located nodes is given in [23], and relevant tradeoffs curves are derived.
Priced at $250 it's a pretty hard sell but if you're trying to get satellite on the go or in your home, this may be an interesting alternative device.
Our experience demonstrated that the Airtraq could be used during awake sedations and may be a promising alternative device for difficult airway management as a valid alternative to the traditional fiberoptic bronchoscope.
Out of several non-conventional device structures proposed in the literature, Tunneling Field Effect Transistor (TFET) is becoming a probable alternative device for future generation VLSI circuits due to its inherent feature of carrier conduction by the band to band tunneling mechanism.
The ASA guidelines currently do not define the maximum number of attempts with a particular device [ 99] but suggest that consideration be made to the use of an alternative intubation device if the primary device fails.
