The phrase "a prototype device to" is correct and usable in written English.
It can be used when describing the purpose or function of a prototype device in a technical or developmental context.
Example: "We are developing a prototype device to test the new energy-efficient technology."
Alternatives: "a prototype tool for" or "a prototype instrument to".
During the course of their six-month fellowship, they'll develop a prototype device to solve just one.
Now, their job was to narrow down those 300+ needs to the one they would eventually develop a prototype device to address.
Using IPA funds, the team plans to build a prototype device to explore Feammox as a cost-effective strategy for biodegradation of PFAS on an industrial scale.
Earlier this month, the group gave a prototype device to the F.C.C. that they said would be used to build a next-generation wireless network that would have greater range and better performance than the current generation of technology known as Wi-Fi.
The researchers built a prototype device to see how well it would work.
A report in the Seattle Post-Intelligencer suggests that the companies plan to submit a new will soon submit a prototype device to U.S. regulators for testing.
Batman asks a reluctant Lucius Fox to use a city-wide tracking prototype device to find the Joker; Fox agrees, but says he will resign immediately afterward.
[C6.] Protecting Power Grid From Surges Aided by government money, Intermagnetics General intends to announce today plans to build a prototype device meant to protect the power grid against energy surges.
However, high humidity levels are likely to occur in a prototype device open to the sea, particularly in warm climates such as prevail in the lower latitudes.
The present study aimed to design and test a prototype device able to evaluate the primary mechanical stability of a cementless prosthesis, based on vibration analysis.
Researchers have made a prototype device and hope to develop an algorithm to best determine how laser pulses should be modified to change the energy level of the sulfur.
