Digitally Controlled Frequency Synthesizers Interview Questions and Answers: 1. What is PLL? Ans. PLL is basically an electronic circuit that consists of a phase detector, a low-pass filter, a dc amplifier…
Block Diagram of Frequency Synthesizer using PLL: The Block Diagram of Frequency Synthesizer using PLL that can produce a precise series of frequencies that are derived from a stable crystal…
Indirect Synthesizer: Indirect Synthesizer: The required frequency range in most synthesizers nowadays is obtained from a variable voltage-controlled oscillator (VCO), whose output is corrected by comparison with that of a…
Direct Synthesizer Block Diagram: A Direct Synthesizer Block Diagram is a piece of apparatus in which multiples and submultiples of a single crystal oscillator frequency are combined by addition and/or…
Frequency Changing and Tracking in Receivers: The mixer is a nonlinear device having two sets of input terminals and one set of output terminals. The signal from the antenna or…
Electronics Engineering Interview Questions and Answers: 555 IC Timer Interview Questions and Answers Active Filters Interview Questions and Answers Amplifier Frequency Response Interview Questions and Answers Basic DC Circuit Analysis…
What is Waveshaping? - Types Waveshaping is a part of signal processing where the signal waveform has to be properly shaped before amplification. It may be defined as a process…
Radio Receivers Articles: Tuned Radio Frequency Receiver: The Tuned Radio Frequency Receiver is a simple “logical” receiver. A person with just a little knowledge of communications would probably expect all…