phototransistor
noun
pho·to·tran·sis·tor
ˌfō-tō-tran-ˈzi-stər 
-tran(t)-ˈsi-
: a photoconductive semiconductor device used especially as a photodetector
Examples of phototransistor in a Sentence
Recent Examples on the Web
The scientists developed a 2D active pixel sensor array in which each pixel possessed a single programmable phototransistor.
—
IEEE Spectrum, 30 Nov. 2022
Reflected light from the upper eyelid is measured 500 times per second by a phototransistor positioned alongside the LED.
—Jim Sullivan, Discover Magazine, 7 July 2014
The capsule has tiny phototransistors that send the light information to a microprocessor, which broadcasts it wirelessly to a computer or smartphone.
—Sean Rossman, USA TODAY, 25 May 2018
Not much, but enough for a custom phototransistor to capture it and relay that information to a microprocessor—which sent the signal to an Android app developed by an undergraduate engineering student.
—Megan Molteni, WIRED, 24 May 2018
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IEEE Spectrum, 30 Nov. 2022
Reflected light from the upper eyelid is measured 500 times per second by a phototransistor positioned alongside the LED.
—Jim Sullivan, Discover Magazine, 7 July 2014
The capsule has tiny phototransistors that send the light information to a microprocessor, which broadcasts it wirelessly to a computer or smartphone.
—Sean Rossman, USA TODAY, 25 May 2018
Not much, but enough for a custom phototransistor to capture it and relay that information to a microprocessor—which sent the signal to an Android app developed by an undergraduate engineering student.
—Megan Molteni, WIRED, 24 May 2018
Dictionary Entries Near phototransistor
Cite this Entry
“Phototransistor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phototransistor. Accessed 15 Dec. 2024.
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