[TenTec] Orion Filters

[Scott Harwood]

Thanks again, Rich.
Scott 
---------- Original Message ----------------------------------
From: "Richard Detweiler" <rdetweil at hotmail.com>
Reply-To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
Date:  Thu, 28 Jul 2005 10:44:33 -0500

>Scott,
>
>Up to you,
>
>I don't use the 500 Hz filter even though I have one and keep it for now, so 
>you could store the 1Khz filter in that position with the 500 Hz filter 
>disabled.  The 250 Hz filter is usefull,  the degradation at 250 Hz, is much 
>less.
>
>The filters 500hz filter can also be used in the OMNI A/B/D series and also 
>in the OMNI V  IV IV+ Opt series.
>
>Best wishes,
>Rich
>K5SF
>
>
>>From: "Scott Harwood" <scotth at hsc.edu>
>>Reply-To: scotth at hsc.edu,Discussion of Ten-Tec Equipment 
>><tentec at contesting.com>
>>To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
>>Subject: Re: [TenTec] Orion Filters
>>Date: Thu, 28 Jul 2005 11:03:58 -0400
>>
>>Rich:
>>
>>Thanks much for the response.  Would I be better off getting the Inrad 
>>filter, installing it in the 1000Kz filter slot, removing the optional 500 
>>KHz Ten-Tec Filter, and keeping the optional 250 KHz filter, or some 
>>combination of the above?
>>
>>Any suggestions or comments would be greatly appreciated.
>>
>>Thanks,
>>
>>Scott K4VWK
>>
>>---------- Original Message ----------------------------------
>>From: "Richard Detweiler" <rdetweil at hotmail.com>
>>Reply-To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
>>Date:  Thu, 28 Jul 2005 09:45:58 -0500
>>
>> >Scott,
>> >
>> >Many have found the 500 Hz filter to degrade some performance ( abt 6db )
>> >due to some issues with an amplifier placed inline with the filter when 
>>it
>> >was selected,  It should be noted that the 'optional' filters and the 
>>stock
>> >filters have a 'slightly' different center frequency, so they can not be
>> >moved around in the slots.
>> >
>> >It was found that putting a 762 filter (a 600Hz filter centered for the
>> >stock filters) in the 1Khz filter position essentially restored that 6db 
>>of
>> >performance,  It's not that noticable in casual situations, however, in
>> >heavily crowded CW contesting situations,  its the difference of getting
>> >that noise floor signal next to a big gun and not hearing it at all.  I 
>>got
>> >mine in when it wasn't listed, you had to request it and build the filter 
>>as
>> >a kit.  It really does help...  Now you can buy them from Inrad plug and
>> >play.
>> >
>> >The Orion II solves this problem and I'm looking forward to seeing first
>> >hand the results of their efforts.
>> >
>> >Best wishes,
>> >Rich
>> >K5SF
>> >
>> >>From: "Scott Harwood" <scotth at hsc.edu>
>> >>Reply-To: scotth at hsc.edu,Discussion of Ten-Tec Equipment
>> >><tentec at contesting.com>
>> >>To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
>> >>Subject: [TenTec] Orion Filters
>> >>Date: Thu, 28 Jul 2005 10:39:58 -0400
>> >>
>> >>I have a question for the forum.  As a relatively new owner of the 
>>Orion, I
>> >>am somewhat confused by the discussions on filters.  I bought mine with 
>>the
>> >>optional 288 (1.8 MHz), 285 (500 KHz) and 288 (250 KHz) filters 
>>installed
>> >>at the factory.
>> >>
>> >>I have been reading quite a bit on this site about the Inrad 762 Filter 
>>and
>> >>how it enhances performance ( possibly better than the Ten-Tec filters).
>> >>
>> >>Am I better off ditching one or more of the above filters and getting 
>>the
>> >>Inrad?  If so, why?
>> >>
>> >>Thanks,
>> >>
>> >>Scott K4VWK
>> >>
>> >>
>> >>
>> >>
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>> >
>> >
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>>
>>
>>
>>
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