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1,141 rf engineer interview questions shared by candidates

1) Describe the behavior of a parallel RLC circuit 2) What happens to the signal inside a waveguide when the frequency is below and above the waveguide's cutoff frequency 3) Describe why and how to bias an amplifier 4) What are conduction angles for amplifiers? 5) Explain the components of a RF receiver and how they play a role in recovering the message?
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RF/Microwave Engineer - Intern

Interviewed at Viasat

3.7★
Feb 5, 2019

1) Describe the behavior of a parallel RLC circuit 2) What happens to the signal inside a waveguide when the frequency is below and above the waveguide's cutoff frequency 3) Describe why and how to bias an amplifier 4) What are conduction angles for amplifiers? 5) Explain the components of a RF receiver and how they play a role in recovering the message?

Example of CDMA Loading For Eb/No = 3, W=3840000, R=12200 (full rate speech), i=0.6 and a loading factor of 0.5, ( ) 0.5 32.8 3 1 0.6 12200 3840000 × = × + × M = Question If you had no interference from outside the cell what would be the new number of users in this cell, given the other figures remain the same? Nokia is using a figure for 40% as their initial estimate for soft handover. 82
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RF Engineer

Interviewed at Integrated Wireless Soluions

3.5★
Apr 11, 2015

Example of CDMA Loading For Eb/No = 3, W=3840000, R=12200 (full rate speech), i=0.6 and a loading factor of 0.5, ( ) 0.5 32.8 3 1 0.6 12200 3840000 × = × + × M = Question If you had no interference from outside the cell what would be the new number of users in this cell, given the other figures remain the same? Nokia is using a figure for 40% as their initial estimate for soft handover. 82

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