Tengo una radio vieja con válvulas que recuperé dejándola en condiciones normales de funcionamiento. Vi que trabaja muy caliente. ¿Cuánto tiempo puedo usarlo a la vez para no correr el riesgo de arruinarlo? "

Las válvulas se hicieron funcionar en caliente y pueden permanecer encendidas indefinidamente. Para que pueda usar su radio todo el tiempo que quiera. No es necesario apagarlo de vez en cuando para que se enfríe. De hecho, esto no es recomendable ya que cada vez que se enciende la corriente es más intensa al inicio del calentamiento (los filamentos se contraen) y el impacto puede afectar la vida de las válvulas.


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