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Re: [TenTec] Ten Tec Centaur 411 10m Mod Needed

To: "k9yc@arrl.net" <k9yc@arrl.net>, Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] Ten Tec Centaur 411 10m Mod Needed
From: Brian Carling <bcarling@cfl.rr.com>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Thu, 13 Feb 2014 17:29:49 -0500
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
I think perhaps you misunderstood. It sounds like there was an extra filter on 
the input to block anything above 15m. Removing that would not necessarily 
produce spurious emissions.

Best regards - Bry Carling



> On Feb 13, 2014, at 5:07 PM, Jim Brown <k9yc@audiosystemsgroup.com> wrote:
> 
> SAY WHAT?  The FCC Rules under which we operate REQUIRE that we suppress the 
> harmonics produced by an output stage.  That filter is there to suppress 
> those harmonics, so replacing it with a wire means you're probably violating 
> FCC Rules by a wide margin.
> 
> That's something that you need to figure out right away.  And you have no 
> business using the radio on 15-10 M until you have done so.
> 
> This is NOT CB radio -- WE are the techies.
> 
> 73, Jim K9YC
> 
>> On 2/13/2014 11:48 AM, Kris Merschrod wrote:
>> I did the mod from the schematic and parts that T-T sent on a perfboard - it 
>> really isn't much, but, before hand,  I pulled the 15 meter filter and put 
>> in a jumper wire - it worked like a charm w/o the filter - I am not sure 
>> what the harmonics on that looked like - others can do the hi-tech work :>)
>> 
>> Kris
> 
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