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A practical Q meter consists of __________

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A practical Q meter consists of __________

(a) Wien bridge oscillator

(b) AF oscillator

(c) RF oscillator

(d) Crystal oscillator

This question was posed to me in an online quiz.

Question is taken from Qmeter topic in section Electronic Instruments of Electrical Measurements

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Best answer
Correct answer is (c) RF oscillator

To explain: Practically a Q meter consists of a wide range RF oscillator with a frequency range of 50 kHz to 50 MHz. Oscillator acts as a source and delivers current to a low shunt resistance.

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