The phrase "ambient sources" is correct and usable in written English.
It can be used in contexts related to environmental science, sound, or data collection, referring to sources that are present in the surrounding environment.
Example: "The researchers measured the impact of ambient sources of noise on wildlife behavior."
Alternatives: "surrounding sources" or "environmental sources".
3) "Night vision camera?" Those work on photon amplification, amping up the light from ambient sources such as the stars.
That's why engineers are developing sensors that can get by with energy harvested from ambient sources, such as light, changes in temperature, and radio waves.
"Energy Harvesting as Public Art," will enable visitors to experiment with modular, wearable, energy-harvesting technology components that tap into ambient sources to produce electricity.
In the domestic sector, ground or air source heat pumps upgrade ambient sources of heat to temperatures suitable for domestic heating.
It also opens up the concept of "environmental manufacturing," in which companies can take advantage of the ambient sources of surrounding energy.
The shifting sounds of traffic, water, bell buoys and other ambient sources are uncannily real, and the project can persuade skeptics that sound really can be a way to sculpture space.
"Made of high quality fluorescent print, The Glowing Keyboard Sticker Set reflects any ambient source of light – even the dimmest sort like the glow of your monitor.
Vehicular traffic is a major ambient source of PAH exposure.
Vehicular traffic is a major ambient source of PAH exposure, especially near urban areas (Fromme et al. 2004).
Traffic pollution is a major ambient source of indoor and outdoor ambient PAHs (Fromme et al. 2004; Nielsen 1996), especially near cities (Boström et al. 2002).
Similarly the ammonia concentration gradient implicates dairy operations as they are the only known major ambient source of ammonia in the study area.
