[Elecraft] Recommended filters for Diversity Receive?

[Barry LaZar]

At one time there was a paper on the web page written by either Wayne or 
Eric ( I can't remember which) that had recommendations on filter 
selection. You might try and find it or get the author to republish.

73,
Barry
K3NDM

------ Original Message ------
From: "Jim Brown" <jim at audiosystemsgroup.com>
To: elecraft at mailman.qth.net
Sent: 9/1/2016 2:47:40 PM
Subject: Re: [Elecraft] Recommended filters for Diversity Receive?

>On Thu,9/1/2016 10:19 AM, w2id at comcast.net wrote:
>>My primary usage will be SSB and CW contesting, and very occasional 
>>SSB and CW DXing.
>
>My ears find a 1.8 kHz roofing filter too narrow for SSB, preferring 
>2.1 kHz. The DSP IF can always be set narrower if desired.
>
>I first bought 400 Hz 8-pole CW filters and later 250 Hz 8-pole. I 
>nearly always use the 250 Hz filter on CW. I only use the 400 Hz filter 
>for RTTY.
>
>Diversity is VERY useful on 160, 80, 40, and even 30M. I find that I 
>nearly always use diversity to pull out seak signals, so I have only 
>put the narrowest filters in the second RX.
>
>Diversity is useful in several ways. First, to overcome selective 
>fading -- that simply requires antennas spatially separated from each 
>other. Second, for multiple directivities, both vertical and 
>horizontally. My second RX is usually connected to a Beverage.
>
>73, Jim K9YC
>
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