Try these for absolutely "bullet proof" sound isolation
http://www.gk-music.com/drumphones.htm
all passive, they're basically shooting muffs with earphones built in.
note, I don't own one of these, so I can't test it for RFI. Also I am
NOT affiliated with this company at all, I just noted that these exist.
73 all, KC0NPF
Bob Cunnings wrote:
>Depends on the ham shack...
>
>Shrieking children, the neighbors motorcycle, slamming doors, the
>dishwasher, the tv set, I could go on and on...
>
>I've tried several noise-cancelling phones but as already pointed out they
>aren't helpful past 1500 Hz so many problem noises aren't even touched by
>them.
>
>Also some don't like being immersed in an RF field and make terrible noises
>of their own on key down!
>
>Bob NW8L
>
>-----Original Message-----
>From: tentec-bounces@contesting.com [mailto:tentec-bounces@contesting.com]
>On Behalf Of Carter, K8VT
>Sent: Thursday, December 29, 2005 6:38 AM
>To: Discussion of Ten-Tec Equipment
>Subject: Re: [TenTec] Headphones
>
>This has been an interesting thread, but you'll have to pardon me because I
>must have missed the very first post on this topic. Could someone please
>reiterate just why noise canceling earphones are required in a ham shack? An
>aircraft cockpit, yes, but a ham shack???
>73,
>Carter K8VT
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>
>
>
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