Advanced Qualification · A-002 Advanced components and circuits · A-002-006-005
Dans quelle partie du cycle d'un signal, un amplificateur de classe C est-il au travail?
- ALe cycle complet
- B180 degrés
- CMoins que 180 degrés
- DPlus que 180 degrés, mais moins que 360 degrés
Correct answer: C — Moins que 180 degrés. Question tirée de la banque officielle d'ISDE.
Why
A Class C amplifier conducts electricity for only a small slice of the signal wave, meaning it is active for less than half of the full 360-degree cycle. The full explanation — and one for every question — is in Pro.
Practise this section
Advanced components and circuits is section A-002 of the Advanced exam: Advanced components and circuits: semiconductors, amplifier classes, oscillators, mixers, filters and digital logic.
Drill A-002 — free, no account