i agree! except in rare cases working CW with the standard 1k filter in
place is more than sufficient. i like the sound of the passband too with
that filter as i have a residually high noise level due to power line noise
in my backyard.
yes, i have a first name "friendship" with the Pacific Power noise/leakage
sniffer.
jack ak7o
salt lake city
----- Original Message -----
From: "Martin Ewing" <martin.ewing@gmail.com>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Monday, June 05, 2006 1:11 PM
Subject: Re: [TenTec] Orion II on order, filter questions
>
>
> Bill Tippett wrote:
> ...For this reason, unless you are expecting
>> extremely close-spaced interference (such as in contests,
>> multi-transmitter environments, etc), you may not need
>> ANY optional filters.
>
> Right. The issue is whether you need to pull out a very weak signal in
> the presence of very strong signals *inside the default roofing filters'
> passbands*. As a non-contester, that's rarely my problem - even though
> I often like to work weak stations. I'm happy with the default Orion I
> filters.
>
> For some situations, close-in IMD really does matter, but the current
> emphasis on having many roofing filters is overdone as far as most ham
> operation is concerned. The default filters are already a lot better
> than most rigs provide.
>
> 73 Martin AA6E
>
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