Phone interview with HR person first. Technical interview with hiring manager and potential co-worker. On-site interview with 5 diifferent people. Interviewers asked next questions:
1. What will be maximum amplitude for 1 V career, modulated by 1V sign wave?
Interviewer provided prowng answer on this question, did not have basic knowledge about RF signals and don't understan math.
2. What is diagram of loop antenna. When I asked what size loop he mentioned - interviwer did not understand the different between large and small loop and assumed that large and small loop have the same diagram.