Current Gain in Transistor
In this article we are going to study Current Gain in Transistor of Common Base Transistor and Common Emitter Transistor. Along with the formula of current gain in transistor. Current …
Electronics
Classification of Semiconductors
Semiconductor are classified into two classes: Intrinsic (or pure) semiconductors Extrinsic (or impure) semiconductors Intrinsic Semiconductors A semiconductor in an extremely pure form is known as intrinsic semiconductor. A semiconductor …
Static and Dynamic resistance of Diode | Dynamic resistance formula
Static and Dynamic resistance of Diode In a junction diode, applied voltage (V) is not proportional to the diode current and hence it does obey Ohm’s law. So junction diode …
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Digital signal and Analog signal |Difference between Digital and Analog signal | Advantages and Disadvantages
In this article we are going to study Digital signal and Analog signal along with example of digital and analog signal also the difference between digital and analog signal. Electronic …
Difference between Avalanche breakdown and Zener breakdown
We have studied that as the voltage across reverse bias PN junction increase to certain value, called breakdown voltage, high reverse current is caused by which may damage the junction …
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Proof of Thevenin’s Theorem|Definition|Circuit diagram for Thevenin’s Theorem|Application
Thevenin’s theorem is an important tool to avoid lengthy and difficult calculation in network analysis. Thevenin’s Theorem Definition According to Thevenin’s theorem,” any two-terminal linear network can be replaced by …
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How to use zener diode as voltage regulator
Why zener diode as voltage regulator Because a Zener diode is used as a voltage stabiliser or voltage regulator to provides a constant voltage from a source whose voltage may …
Positive and negative feedback amplifier
When a part of output signal is fed back to the input of circuit through a suitable network, the process is called feedback. Feedback is of two types Positive and …
Hartley oscillator I Hartley Oscillator Working I Hartley Oscillator Derivation
Hartley oscillator Definition Fig. 4 shows the circuit diagram of a Hartley oscillator using a transistor in C.E. configuration. In hartley oscillator, tank circuit consists of L1, L2 and C1. …
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Tuned Collector Oscillator
Construction of tuned collector oscillator It consists of a tank circuit or LC tuned circuit connected to the Collector of the transistor. Hence, the name of this oscillator is tuned …
