Question

What is RF Oscillator?

Answer 1

The RF Oscillator is an electronic oscillator. It produces the signals at radiofrequency. The RF frequency range is $100{\text{ }}kHz$ to $100{\text{ }}GHz$
An RF oscillator is defined as the electronic circuit it produces periodic, Oscillating signals.
RF oscillator is known to convert the direct current originating from the power supply into an alternating current signal.

Complete step-by-step solution:
The Oscillator is a kind of tool that is used to generate the high and low bands between two extreme values that fluctuate within the limits.
The oscillators are the sensitive amplifiers whose output is fed back to the input in phase. When the power supply to the amplifier is switched the electronic noise in the circuit provides the non-zero signal to start the oscillation. The noise traveled the loop and amplified and filtered until it converged on a sine wave at a single frequency.
They are widely used in simple clock generators to the digital instrument and complex computer, Peripherals. The frequency of the oscillator may change by altering the feedback resonance.
The RF oscillator is built from the discrete component. There are two main types of oscillator: linear or harmonic oscillator, nonlinear or relaxation oscillator.
The harmonic oscillators are generally used in the clocks and radio circuits because they have simple harmonic sine waves.

Note: The oscillator’s working frequency is determined by the quartz crystal. When a Direct Current is applied it starts to vibrate; this vibration depends on crystal thickness.
The RF oscillator is a kind of mechanical or electronic oscillator that works on the principle of oscillation.
A clock pendulum is an example of a simple type of mechanical oscillator.