Then, as some suggest, it might be a good time to consider retiring the slider, while retaining the thermometer. Not a "stop the presses" change, but it might be a good usability bump. Perhaps even a color coded indication for the dB-impaired?
Geo/KF2T ------ Original Message ------ From: "Michael Tharp" <[email protected]> To: [email protected] Sent: 8/17/2016 10:52:02 AM Subject: Re: [wsjt-devel] WSJT-X and gain staging >On 8/17/2016 12:49, Joe Taylor wrote: >> Seems pretty clear to me. Use controls ON THE TRANSCEIVER to set the >> noise level to around 30 dB on the WSJT-X "thermometer" scale, with >>no >> strong signals present and the slider at mid-scale. >> >> If the background noise level is well above 40 dB with the digital >> slider at mid-scale, you lose some "headroom" for handling strong >> signals. If the background noise level is much lower than 20 dB, you >> may lost a dB or more of sensitivity to the weakest detectable >>signals. > >Is there a scenario in which moving the slider from the middle position >is helpful? > >If the audio coming in is too hot, then moving the slider will make the >number lower but it won't fix clipping. As you point out, only changing >the analog part of the chain will prevent that. > >-- mike NF4E > >------------------------------------------------------------------------------ >_______________________________________________ >wsjt-devel mailing list >[email protected] >https://lists.sourceforge.net/lists/listinfo/wsjt-devel ------------------------------------------------------------------------------ _______________________________________________ wsjt-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/wsjt-devel
