[Elecraft] Re: Elecraft Digest, Vol 16, Issue 11

2005-08-11 Thread John J. McDonough
- Original Message - Date: Wed, 10 Aug 2005 08:03:59 -0400 From: tom.w3qs [EMAIL PROTECTED] Subject: [Elecraft] Interference from Computers To: 'Elecraft Reflector' elecraft@mailman.qth.net Tom A few points More recent computers seem to have less of a problem than older ones. I

Re: [Elecraft] Re: Elecraft Digest, Vol 16, Issue 11

2005-08-11 Thread Stuart Rohre
Another thing about modern computers and lower noise therein, is they use a 10 MHz master clock then dither it, and multiply it to the Gigahertz max speeds. Thus instead of a single spur at a frequency, they have the clock energy spread over a band with each frequency having less power. And,