I get about -130dBm when I use this method. Is this what was is expected???
Mark NU6X >This is just not possible with the way we do calibration. Something >else is amiss. After calibration against a known source, BOTH of your >radios should read -90 dBm if you present -90 dBm at the antenna >terminals. That is because the calibration process removes all of the >system differences at the calibration frequency. > >NOW, you can have a higher NOISE FLOOR than Joe. That is entirely >possible. > > > >Calibrate your radio so that BOTH OF YOU read the exact same meter >readings given the same source (and the peak on the display shows up at >the same level on the display). Set your filter to 500 Hz. Read the >METER in Signal Avg setting. TURN THE TONE OFF. > > >The meter reading will be of the average cumulative noise power in the >500 Hz filter. THIS IS the definition of MDS as measured in the ARRL >labs. It is mathematically equivalent to what they do. > > >Good luck, >Bob >N4HY _______________________________________________ FlexRadio mailing list FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ FlexRadio Homepage: http://www.flex-radio.com/ FlexRadio Knowledge Base: http://kb.flex-radio.com/
