It's all about the Software

jdow wrote: Wed Sep 08, 2021 9:24 am If an RTLSDR dongle fails on a computer's USB port then look to that port being overloaded. But, you didn't answer my questions.

{O.O}

cpu max is 30%
gpu max is 25%
i tested all but keyboard and mouse with no luck
memory is 31%

I am mumbling here but, how much USB cable do you have between the last powered hub and the dongle?

What does Task Manager's Performance page report as the peak usage on any of your CPU's processors?

What does Task Manager Performance page report as your system's memory usage?

What does Task ...

i suspect there's not enough USB power from your PC. (bios setting perhaps?)
Btw are you sure your using a USB2 or 3 connection on your PC?
Tried a USB2 hub with external power?
Feeding a preamp via the RTL stick? tried to disconnect it?


I'm using usb2 I've tried 3 with no luck.
yes i have ...

PD3LK wrote: Tue Aug 24, 2021 5:17 am Hi, have you deleted the RTL radio definition and added it again? then pls show screenshots
r/Leon

ive tried deleting it with no luck, and what screenshots do you want?

jdow wrote: Sat Aug 21, 2021 10:11 am There is a setting in the rtlsdr property pages that allows automatic switching to the (pathetic) HF modes. If that is not set and you try to select HF, it's not going to work. I *never* use that mode so I don't often think of it.

i tried this but still no luck

Try 2.4 Msps just for jollies. (Chiefly because I *know* that works with SDRC. I've not tried 1 Msps because 2.4 Msps gives me the equivalent of better part of another bit of sampling precision. That is generally a good thing for dynamic range.)

Also switch OFF ALL AGC in the dongle. Bring RF ...

jdow wrote: Wed Jul 28, 2021 11:34 am What sample rate are you using in SDRC? I rather highly recommend 2.4 Msps as the highest sample rate that is very generally reliable.

i run it at 1 Mb/s so nothing crazy idk why it not working

This is likely another issue with MFC, Microsoft Foundation Classes. They have what is called a message loop. If that loop gets stuffed you get into trouble. That can happen when a message takes too long to be completely processed. More messages cue up and if they cannot be serviced fast enough ...

In his video, watch the audio delay after changing stations. It quickly builds up to the maximum displayable in the window (bottom right of screen), maxing out around 77mS after each station change. Something odd happening here. For info, when I do a video recording on my 12 year old PC (yes, it's ...

Max wrote: Sat Jul 24, 2021 7:44 pm
Maybe try a reset or, if that fails, a reinstall?

https://www.sdr-radio.com/reset

Max

I've tried many times I even once reset my computer and none of it worked