An oscillator produces___________oscillations?
An oscillator produces___________oscillations? A. DampedB. Undamped C. Modulated D. None of the above
An oscillator produces___________oscillations? A. DampedB. Undamped C. Modulated D. None of the above
If the crystal frequency changes with temperature, we say that crystal has___________temperature coefficient? A. Positive B. Zero C. Negative D. None of the above
An LC oscillator cannot be used to produce ____________frequencies? A. High B. AudioC. Very low D. Very high
In an LC transistor oscillator, the active device is___________? A. LC tank circuit B. Biasing circuitC. Transistor D. None of the above
An oscillator employs___________feedback? A. Positive B. Negative C. Neither positive nor negative D. Data insufficient
In a phase shift oscillator, we use____________RC sections? A. TwoB. Three C. Four D. None of the above
The application where one would most likely find a crystal oscillator is____________? A. Radio receiverB. Radio transmitter C. AF sweep generator D. None of the above
In a certain oscillator Av = 50. The attention of the feedback circuit must be___________? A. 1 B. 01 C. 10D. 02
____________is a fixed frequency oscillator? A. Phase-shift oscillator B. Hartely-oscillator C. Colpitt’s oscillatorD. Crystal oscillator
An important limitation of a crystal oscillator is____________? A. Its low output B. Its high Q C. Less availability of quartz crystal D. Its high output