<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Arial; font-size: 12pt; color: #000000'>I went ahead and ordered a HDHR because I wanted to have more HD capable tuners.<br>Should I have a reason to believe that I will have better luck with the HDHR considering<br>that it is outside the box and not subject to questionable power supplies and interference<br>from other HW?<br>I guess I am still not sure what the S/N ration for my signal is but as I said in my original<br>post, my TV gets very good signal and finds all the available channels.<br><br>-- Mitko<br><br>----- Original Message -----<br>From: "Daniel Kristjansson" <danielk@cuymedia.net><br>To: "Discussion about mythtv" <mythtv-users@mythtv.org><br>Sent: Tuesday, September 22, 2009 11:23:14 PM GMT -08:00 US/Canada Pacific<br>Subject: Re: [mythtv-users] Very poor picture quality from HD3000<br><br>On Tue, 2009-09-22 at 23:23 +0000, voidtrance@comcast.net wrote:<br>> The numbers are from the the little dialog that pops up in<br>> mythtv-setup during the<br>> channel scan. Both signal strength and S/N are in percent.<br>> It could be that the bar that represents S/N means db (so 13db, if<br>> that makes any<br>> sense - I am not a signals guy) but the character after the bar is<br>> '%'.<br><br>The signal strength and S/N numbers are uncalibrated with the Linux<br>DVB drivers. As a general rule with any one card on any one<br>channel, a larger number is better and smaller number is worse.<br>The S/N is log(random num) on some cards, a linear value on others,<br>an uncalibrated S/N register read on other cards, another name for<br>signal strength on other cards, and sometimes completely made up.<br>The reason we report those values is for primarily of antenna<br>adjustment purposes.<br><br>-- Daniel<br><br><br><br><br>_______________________________________________<br>mythtv-users mailing list<br>mythtv-users@mythtv.org<br>http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users<br></div></body></html>