FM Transmit Audio Poor

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dlambeth
Posts: 4
Joined: Fri Jan 15, 2021 2:30 pm

FM Transmit Audio Poor

Post by dlambeth »

I have tried getting the FM transmit audio quality to sound good, but to no avail. I have used the 100b and th 200D, and I have a friend who has a 7000DLE and they all sound very poor on FM. Has anyone ever been able to get this thing to sound at least okay on these units? It almost unusable in it's current state as it sound very bad. It would be kind of sad if these fine units fail to sound at least as good as knob radios. I used to own an FDM-DUO and it's TX audio was just amazing.

Thanks
K5RWD
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w-u-2-o
Posts: 5961
Joined: Fri Mar 10, 2017 1:47 pm

Re: FM Transmit Audio Poor

Post by w-u-2-o »

Are you using PowerSDR or Thetis?
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DH1KLM
Posts: 215
Joined: Fri Dec 29, 2017 10:36 pm
Location: Germany

Re: FM Transmit Audio Poor

Post by DH1KLM »

Have you already enabled "Pre-emphasize Before Limiting"?
fm.PNG
fm.PNG (15.31 KiB) Viewed 4813 times
73 de Sigi / DH1KLM
dlambeth
Posts: 4
Joined: Fri Jan 15, 2021 2:30 pm

Re: FM Transmit Audio Poor

Post by dlambeth »

DH1KLM wrote:Have you already enabled "Pre-emphasize Before Limiting"?

fm.PNG
Ahh, this did the trick. Now it sounds much better on FM. Thank you so much, I was really on the brink of frustration.

Regards,
K5RWD
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