The lock-in amplifier can extract excessively low signals in the presence of relatively high noise. In recent years there has been increased interest in portable or embedded lock-in amplifiers for instrumentation and sensing purposes.
Dr. Lazo M. Manojlović received the B.Sc.E.E. and M.Sc.E.E. degrees in electrical engineering from the Faculty of Electrical Engineering, University of Belgrade, Belgrade, Serbia, in 1996 and 2003 respectively, and the Ph.D. degree in electrical engineering from the Faculty of Technical Sciences, University of Novi Sad, Novi Sad, Serbia, in 2010. He is currently with the Technical College of Applied Sciences in Zrenjanin, Serbia, as a Professor.