It's all about the Software

Mine is as bad as the OP mentioned. Very little attenuation at the low end.

Yes, but wasn't there a very similar device which was not very good" for HF?

Does the .JPG open with an image viewer - i.e. is the file itself corrupt?

> David, you means the signal level scale on the right? That's not rightly an SNR or even SINAD indication.

I should have said "level", I think!

There is an SNR indication, in dB, on the right-hand side of the display.

David

For best timekeeping use Windows NTP:

https://www.satsignal.eu/ntp/setup.html

I hope that helps....

73,
David GM8ARV

Why on Earth would you want to waste a 3.2 port on a 2.0 device that will slow the 3.2 port down to 2.0 speeds when it is on the bus. You cannot extract wider bandwidth with the higher speed USB ports.

{^_^}


Although I have found that when running an Airspy R2 at maximum speed a USB 3 port ...