[RTTY] Re: Help with keeping RF out of PC
Phil Duff NA4M
na4m at arrl.net
Thu Jan 13 12:39:54 EST 2005
At 16:53 1/13/2005, Bill Turner wrote:
>The better approach is to prevent the RF from getting into the
>computer in the first place. Ferrite is your friend.
Also your friend is a high quality PC enclosure and a properly filtered PC
power supply to keep the digital crud inside the PC as well as keeping RF
outside.
Many PC enclosures are not designed to do a good job of keeping the digital
signals and noise inside the case or keeping RF out.
Higher quality constructed cases such as from Antec with finger stock
grounding of side panels, etc. make for a case is less susceptible to RF
intrusion as well as keeping the digital noise out of our receivers.
73 Phil NA4M
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