Transmitters that employ variometers rather...

Question 1 / 20GLZB4cyuRbM5y70OXYY0

Question 1 of 20GLZB4cyuRbM5y70OXYY0

Transmitters that employ variometers rather than variable capacitors as tuning elements do so because of:

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Question 1 of 20

GLZB4cyuRbM5y70OXYY0

Transmitters that employ variometers rather than variable capacitors as tuning elements do so because of:

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🔍 Key Concepts

• Variometer: an inductive tuning device that changes inductance instead of capacitance • Physical size of capacitors vs inductors at medium frequencies (MF band) • Why mechanical practicality and compactness matter in transmitter tuning components

💭 Think About

• Think about what happens to the physical size of a variable capacitor when you need to tune relatively low frequencies like the MF band. Does it get larger or smaller? • How does a variometer change inductance without using large air gaps or big plate areas like capacitors? Would that make the unit physically bigger or smaller? • Look at which options contradict basic radio theory (for example, whether variometers actually exist) and which ones could both logically be true at the same time.

✅ Before You Answer

• Confirm for yourself that variometers are real devices used in RF tuning, especially at lower frequencies. • Consider whether MF transmitters need large reactive components (L or C) and which component type tends to become very bulky at those frequencies. • Before picking D (A & C), check if both statements can be simultaneously true and consistent with how MF transmitter components are physically built.

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Question 1 of 20

Transmitters that employ variometers rather than variable capacitors as tuning elements do so because of:

The size of required variable capacitors in the medium frequency band

There is no such thing as a variometer!

Variometers can be relatively compact

A & C

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Question 1 / 20GLZB4cyuRbM5y70OXYY0

Question 1 of 20GLZB4cyuRbM5y70OXYY0

Transmitters that employ variometers rather than variable capacitors as tuning elements do so because of:

Back

Question 1 of 20

GLZB4cyuRbM5y70OXYY0

Transmitters that employ variometers rather than variable capacitors as tuning elements do so because of:

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed