| To: | <topband@contesting.com> |
|---|---|
| Subject: | Re: Topband: Noise Cancellation Options? |
| From: | "Paul Christensen" <w9ac@arrl.net> |
| Date: | Thu, 1 Oct 2009 14:27:58 -0400 |
| List-post: | <topband@contesting.com">mailto:topband@contesting.com> |
> Those units have a "gap" in their phase range. The range should be a full > 360 degrees, but it is only about 280 degrees. If you can't get a good > null, then perhaps this is the problem." Good point to keep in mind. The DX Engineering NCC-1 covers the full 360-degree phase range with flat gain characteristics. Although priced higher than the two units mentioned, quality of construction, design and components is superior. Paul, W9AC _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/mailman/listinfo/topband |
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