SignalPrep
Basic Qualification · B-003 Station assembly, practice and safety · B-003-008-003

Dans une alimentation stabilisée linéaire, quelle est la fonction du redresseur?

  1. AConvertir le courant alternatif en courant continu
  2. BMaintenir une tension constante quand la demande augmente
  3. CAbaisser ou élever la tension en plus d'assurer l'isolation du secteur CA
  4. DLisser le courant continu pulsatif

Correct answer: A — Convertir le courant alternatif en courant continu. Question tirée de la banque officielle d'ISDE.

Why

A rectifier acts like a one-way valve for electricity, allowing current to flow in only one direction. The full explanation — and one for every question — is in Pro.

Practise this section

Station assembly, practice and safety is section B-003 of the Basic exam: Building a station safely: power supplies, grounding, RF exposure, lightning, feedline routing, and what a transmitter, receiver and transceiver actually do.

Drill B-003 — free, no account

This question in English · All B-003 questions