Bredhurst Receiving and Transmitting Society |
Advanced Radio Amateur Examination maths... |
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Decibels In this section we come across the equations for decibel power and voltage ratios. The number of decibels increased or decreased is given by either dB = or dB = P1 = PowerOut P2 = PowerIn similarly V1 = VoltsOut and V2 = VoltsIn
There are more functions to show you but it is hoped that you have taken all the above onboard and it is time to give yourself a coffee / tea break !!!
Next Feeder basics
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