Advanced Qualification · A-002 Advanced components and circuits · A-002-006-006
Laquelle des classes d'amplification cidessous procure le rendement le plus élevé?
- ALa classe B
- BLa classe C
- CLa classe A
- DLa classe AB
Correct answer: B — La classe C. Question tirée de la banque officielle d'ISDE.
Why
Class C amplifiers achieve the highest efficiency because the active device conducts for less than half of the input signal cycle, meaning it spends most of its time turned off and wasting very little power as heat. 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