Definition

Noun: An oscillatory circuit; specifically, a resonant circuit consisting of an inductor (coil) and a capacitor connected together, capable of storing electrical energy and oscillating at a specific resonant frequency. It is a fundamental component in many radio and electronic devices for generating or selecting specific frequencies.

Usage

The term "tank circuit" is used in the field of electronics and electrical engineering. It describes a specific type of circuit that "tanks" or stores energy, which then oscillates back and forth between the inductor and capacitor.

Examples

• The radio's tuner uses a tank circuit to select the desired station's frequency.
• The oscillator's stability depends heavily on the quality of its tank circuit.
• Adjusting the variable capacitor changes the resonant frequency of the tank circuit.

Advanced Usage

• "Tuned tank circuit": A tank circuit adjusted to resonate at a particular frequency. This is often redundant, as tuning is a primary function of a tank circuit.
  • The amplifier employs a precisely tuned tank circuit in its output stage.
• The concept is central to the operation of LC oscillators (where L=inductance, C=capacitance).

Variants and Related Words

• LC circuit (n): A more general technical synonym for "tank circuit."
• Resonant circuit (n): A broader term that includes tank circuits as a common type.
• Tuned circuit (n): A circuit, often a tank circuit, designed to resonate at a specific frequency.

Synonyms

• LC circuit
• Resonant circuit (in the specific context of an inductor-capacitor combination)

Antonyms

• Resistive circuit: A circuit dominated by resistance, which dissipates energy as heat and does not oscillate.
• Aperiodic circuit: A circuit that does not oscillate or resonate.

Related Phrases/Concepts

• Resonant frequency (n): The specific frequency at which a tank circuit naturally oscillates with maximum amplitude.
• Q factor (Quality factor) (n): A measure of the damping and bandwidth of a resonant circuit; a high-Q tank circuit oscillates with low energy loss.
• Flywheel effect (n): An analogy sometimes used to describe how a tank circuit sustains oscillations, similar to a mechanical flywheel storing kinetic energy.

Noun

1. an oscillatory circuit