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#4
June 9th 09, 05:27 PM
posted to rec.radio.amateur.antenna
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Decibel tutorial
Actually we don't even have to remember 1.6 to get the numbers in Step
4, we can derive it from previous steps: Step 2 gave us 9dBm=8mW and Step 3 gave us 7dBm=5mW. So 2dB (9-7) must be a power ratio of 8/5=1.6 73, Steve G3TXQ |
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