DSD+ decoding issues

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dave3825

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Here is the wav and the bat file
 

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  • 1R-DSDPlus-Raw-Input_2023-04-11@092238.zip
    224.3 KB · Views: 6
  • Play dsdtune.zip
    227 bytes · Views: 4
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Here is the wav and the bat file
Looks like it's running fine for me

Edit:
Checking option -ds
Running dsdplus.exe -o0 -O NUL -fa -dsXXX ? 1R-DSDPlus-Raw-Input_2023-04-11@092238.wav
best value of 58034 with -ds66
Checking option -dd
Running dsdplus.exe -o0 -O NUL -fa -ds66 -ddXXX ? 1R-DSDPlus-Raw-Input_2023-04-11@092238.wav
best value of 58034 with -dd4
Checking option -dv
Running dsdplus.exe -o0 -O NUL -fa -ds66 -dd4 -dvXXX ? 1R-DSDPlus-Raw-Input_2023-04-11@092238.wav
best value of 58034 with -dv18

+------ RESULTS -----+
Switches you want to use :
-ds66 -dd4 -dv18
 
Last edited:

mtindor

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0.1.2 DSDtune and latest fastlane release

You do realize that if you have a reasonable signal (20 db SNR or higher), there is absolutely no need for DSDTune. In many cases you can even have lower than 20 db SNR and still get a great decode. If you aren't getting a good decode, you need to explore why -- too much gain, too little gain, interference, wrong settings in FMP* / DSDPlus, SDR#, SDRUno, etc.

DSDtune hasn't even been updated in 6+ years.
 
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You do realize that if you have a reasonable signal (20 db SNR or higher), there is absolutely no need for DSDTune. In many cases you can even have lower than 20 db SNR and still get a great decode. If you aren't getting a good decode, you need to explore why -- too much gain, too little gain, interference, wrong settings in FMP* / DSDPlus, SDR#, SDRUno, etc.

DSDtune hasn't even been updated in 6+ years.
I'm not saying it's necessary, but there's plenty of situations where a great SNR is not initially available. A mobile platform performing discovery for signals of interest coming to mind.
 

Ubbe

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You do realize that if you have a reasonable signal (20 db SNR or higher), there is absolutely no need for DSDTune.
That's probably true when using a SDR dongles digital output. But using a direct discriminator tap from a receiver needs totally different values to be used. I need to have totally different settings for an Icom R2500 packet data output and for a Whistler TRX IF output or any other scanners earphone output. DSDtune is a must have program when not using a SDR dongle.

/Ubbe
 
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