Hartley Oscillator using Transistor Analysis: The transistor Hartley oscillator is as popular as Colpitt's oscillator and is widely used as a local oscillator in radio receivers. The circuit arrangement is…
Colpitts Oscillator using Transistor Circuit: The Colpitts oscillator circuit is a superb circuit and is widely used in commercial signal generators up to 100 MHz. The basic Colpitts Oscillator using…
Franklin Oscillator Circuit Diagram: A simple L-C oscillator, called the Franklin oscillator and its circuit diagram is shown in Fig. 21.12. Here two CE amplifier stages are employed to provide 360°…
Tuned Base Oscillator - Definition and Working Principle: When a parallel tuned L-C circuit is placed in the base-to-ground circuit, the oscillator is known as the tuned base oscillator. The…
Tuned Collector Oscillator - Definition, Working and Equation: The basic circuit of a tuned collector oscillator is shown in Fig. 21.7. It is called the tuned collector oscillator, because the…
Types of Transistor Oscillators: A transistor can be operated as an oscillator for producing continuous undamped oscillations of any desired frequency if tank (or oscillatory) and feedback circuits are properly…
Operation of Oscillator Circuit: The use of positive feedback that results in a feedback amplifier having closed-loop gain |Af| exceeding unity and satisfies the phase conditions results in operation as…
Types of Sampling Techniques: Basically there are three types of sampling techniques : (i) Instantaneous sampling, (ii) Natural sampling and (iii) Flat-top sampling. Out of these three types of sampling…