[TenTec] Orion noise blanker

[K Van Horn]

The Hardware NB on the Orion is Excellent!! The DSP blanker is effective, 
but not as good as the Hardware Blankr!!

The HW NB on Orion is better than the Omni 6+ NB here.

Regards,

Kirby, K7EC

----- Original Message ----- 
From: "Jerry Volpe" <kg6tt at tomorrowsweb.com>
To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
Sent: Thursday, March 17, 2005 7:36 PM
Subject: Re: [TenTec] Orion noise blanker


> The Orion is still on my 'possible' new rig list and I am very curious
> about its noise blanker functionality.
>
> I live in a very troublesome location for electrical and pulse generated
> noise. There have been times when I have had to deal with a solid
> blanket of noise from 3 to 300 MHz. Fortunately after several years work
> and complaints PG&E has repaired a number of my noise sources. However,
> during this process I discovered the value of a good discrete component
> (IF) noise blanker.
>
> I owned a Jupiter and I still have an RX-350 which both supposedly had
> noise blankers, however both were totally useless to me. The noise
> reduction functionality helped somewhat but overall I had to rely on my
> 23 year old Omni-C which had a noise blanker that 'worked' for me. Under
> typical situations it could knock the noise from 20 dB over 9 to S-4.
> Eventually I gave up on the Jupiter and traded it for an Omni-VI+ which
> has a supperb noise blanker. Then I added a Paragon which had a very
> effective noise blanker as well but not equal to the Omni-VI+. Why even
> my two Scouts have noise blankers that function nicely. Sooooooo what
> about the Orion? does it have two noise blankers? One in DSP and one in
> the IF itself?
>
> My noise here is typical of electrical arc sources. Sometimes the pulses
> are fairly spaced out so that even though they sound just as broadband
> even my TD-940S noise blanker does a great job.... other times that
> noise is so intense that even my best noise blanker is only able to
> marginally impact it.
>
> So, Orion owners... I am not asking how you would re-engineer the
> Orion... just do you have noise issues at your location and if you do
> how effective do you find the Orion in dealing with it?
>
> 73,
> Jerry, KG6TT
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