It's all about the Software

I like the low setting on NR2. It cuts down on white noise/hiss without sounding watery. That's why I didn't realize it was enabled (I'm sticking to that excuse). Thanks Simon!

NR2 is the issue! Nice and quiet with the noise reduction off...lol The windows 10 machine behaves the same way.
I use VAC to connect to OBS Studio.

2020-10-02 07-04-58.mp4 Please see the attached clip. The radio is a RSP-1A. The FDM-DUO showed the same result. The computer in the clip is running windows 7. I moved the radios to a newer windows 10 computer and the tone is gone. I thought this tone/hum thing was a known bug so I didn't look too ...

Hello, I've just installed .25 over .24. I'm hearing a constant tone at approximately 200Hz while receiving weak signals in the AM mode. It sounds like the same tone that occurs in SAM mode when receiving various amateur radio signals that have large differences in signal strength. From reading past...

Had a report that ESSB is not working, specifically audio bandwidth is restricted to 4 kHz. This may be a DUO setting, will check. Other radios such as Pluto are working OK with bandwidths > 4 kHz. The radio can do 6kHz, but its a firmware setting, mainly aimed at AM but it is possible, although Fr...

Not really a "video" but a live stream of AM'er activity on 3885 KHz featuring SDR Console running all day and all of the night.
https://www.youtube.com/channel/UCZGvY9 ... N5Vyw/live