[RTTY] Reddit Article Showing Windows 7 and certain USB Audio Chipbug

Charles Morrison cmorrison at lusfiber.net
Thu Jul 30 20:27:07 EDT 2015


> Date: Thu, 30 Jul 2015 11:09:22 -0400
> From: "Joe Subich, W4TV" <lists at subich.com>
> To: Jim W7RY <w7ry at centurytel.net>,
> 	N1MMLogger-Digital at yahoogroups.com,	N1MMLogger at yahoogroups.com,
> RTTY
> 	<rtty at contesting.com>
> Subject: Re: [RTTY] Reddit Article Showing Windows 7 and certain USB
> 	Audio Chipbug
> Message-ID: <55BA3E22.1090903 at subich.com>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
>  > Please elaborate on the oscilloscope pattern and the hard limiting.
> 
> The hard limiting is simply because the the slider is at 100% or
> 30 dB of gain.

Assuming one changes the level back to 0db of gain why does the signal
continue to flattop regardless of raising or lowering the input level
adjustment until the change is made, and then doesn't regardless of level
after the change is made?  What causes the flattopping?


Charlie
N5WE





More information about the RTTY mailing list