-Asked to draw a block diagram of a radio transmitter and receiver. -Asked the various components and contributors to noise figure and methods to calculate a systems noise figure.
Rf Interview Questions
1,364 rf interview questions shared by candidates
Regarding probablity.
difference between qam and qpsk, basic stuff
Random Process Fourier transforms and RF
Testing methodology, unit testing, programming concepts, memory overflow, stack/heap/text Qs, linked lists, circular buffer, find problems in code, LTE/Wireless/MIMO/Beam forming/MAC etc.
Basic communications and RF theories: Nyquist sampling rate, Smith Chart, Fourier transform, how to use spectrum analyzer
C++ system design questions Design a game of chess. Design a game of sudoku.
a few questions on frequency mixers, RLC filter, asked about previous projects
Calculating resistance/resistivity, conductance/conductivity in a circuit, given the current and voltage and thickness. How to measure using VNA? How to calibrate VNA? what are the types of calibration? why do we calibrate? What should be kept in mind while calibrating? What is the difference between active and passive elements?
Communication related questions were asked.
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