[Elecraft] Shack equipment noise
Keith Heimbold
ag6az at hotmail.com
Mon Dec 12 00:34:53 EST 2011
Thanks, Jim for the advice. Appreciate it.
Best Regards,
Keith
AG6AZ
Sent from my iPhone please excuse typos
On Dec 11, 2011, at 7:45 PM, "Jim Brown" <jim at audiosystemsgroup.com> wrote:
> On 12/11/2011 1:50 PM, Keith Heimbold wrote:
>> I bought new 4070 joule APC surge protectors with $150k guarantee (whatever that means).
>
> It means nothing. Shunt mode surge protectors (MOVs) at branch outlets
> can cause more problems than they solve. The only safe place for an MOV
> is as part of a whole house protector, properly installed at the service
> entrance. If you want to use a protector on a branch circuit, it should
> be a Series Mode unit.
>
> See www.surgex.com and www.brickwall.com for Series Mode surge protectors.
>
> 73, Jim K9YC
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