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What are the disadvantages of using a monostable multivibrator?
One main disadvantage of Monostable Multivibrators is that the time between the application of the next trigger pulse T has to be greater than the RC time constant of the circuit. Astable Multivibrators are the most commonly used type of multivibrator circuit.
What is the use of the astable multivibrator?
The astable multivibrator is used as the wave generator. It is used as voltage-frequency converter. It is used in pulse synchronization. Since it produces square waves, it is a source of production of a harmonic frequency of higher order.
What are the different types of multivibrators?
There are three general types of multivibrators, which are: The astable or free running mutivibrator which has no stable states. The monostable or one shot multivibrator: it has one only stable state. The bistable or flip flop.
Which is one shot multivibrator has one stable state?
The monostable or one shot multivibrator: it has one only stable state. It can be switched from stable state to the other, it then returns to the first stable state after a time delay. The bistable or flip flop. It has two stable states and can be triggered from one stable state to the other by external signal.
When does a monostable circuit return to its stable state?
The monostable multivibrator now stays in this second timing state until the end of the RC time constant and automatically “resets” or returns itself back to its original (stable) state. Then a monostable circuit has only one stable state which is its idle or rest state.
How is the timing cycle of a monostable multivibrator determined?
As with the previous monostable multivibrator circuit above, the timing cycle is determined by the RC time constant of the resistor-capacitor, RC Network. Then the output frequency can be varied by changing the value(s) of the resistors and capacitor in the circuit.
Which is pulse generation circuit is monostable or astable?
Clock pulse generation circuits can be a combination of analogue and digital circuits that produce a continuous series of pulses (these are called astable multivibrators) or a pulse of a specific duration (these are called monostable multivibrators).