Deep Dive: E7E11
The correct answer is C: Product detector. Which type of detector is used for demodulating SSB signals is a product detector. Product detectors are used for SSB demodulation. For amateur radio operators, this is important for SSB reception. Understanding this helps when working with SSB receivers.
Why Other Answers Are Wrong
Option A (Discriminator): Incorrect. Discriminator is for FM, not SSB - product detector is for SSB. Discriminator isn't the detector. Option B (Phase detector): Incorrect. Phase detector isn't for SSB - product detector is for SSB. Phase detector isn't the detector. Option D (Phase comparator): Incorrect. Phase comparator isn't for SSB - product detector is for SSB. Phase comparator isn't the detector.
Exam Tip
Detector for demodulating SSB = product detector. Think 'P'roduct 'D'etector = 'S'SB 'D'etector. Product detectors are used for SSB demodulation. Not discriminator (FM), not phase detector, not phase comparator - just product detector.
Memory Aid
Detector for demodulating SSB = product detector. Think 'P'roduct 'D'etector = 'S'SB. Product detectors are used for SSB demodulation. Important for SSB reception.
Real-World Example
Demodulating SSB signals: A product detector is used. The product detector mixes the SSB signal with a local oscillator to recover the audio. This is the detector - product detector for SSB.
Source & Coverage
Question Pool: 2024-2028 Question Pool
Subelement: E7E
Reference: 2024-2028 Question Pool · E7 - Practical Circuits
Key Concepts
Verified Content
Question from the official FCC Extra Class pool. Explanation reviewed by licensed amateur radio operators and mapped to the E7E topic.