transistor

US /trænˈzɪs.tɚ/
UK /trænˈzɪs.tɚ/
"transistor" picture
1.

transistor

a semiconductor device used to amplify or switch electronic signals and electrical power. It is composed of semiconductor material usually with at least three terminals for connection to an external circuit.

:
The radio circuit uses a small transistor.
El circuito de radio utiliza un pequeño transistor.
Modern microchips contain billions of transistors.
Los microchips modernos contienen miles de millones de transistores.
2.

radio de transistores

a portable radio receiver using transistors rather than vacuum tubes.

:
My grandfather still listens to news on his old transistor radio.
Mi abuelo todavía escucha noticias en su vieja radio de transistores.
We used to carry a small transistor with us on camping trips.
Solíamos llevar una pequeña radio de transistores con nosotros en los viajes de campamento.