[TenTec] In praise of older technology AM transmit with TenTecrigs

[Bob McGraw - K4TAX]

While I haven't measured it in some time,  I seem to recall the info that 
Barry stated is correct for the AM mode.

73
Bob, K4TAX


----- Original Message ----- 
From: "Barry N1EU" <barry.n1eu at gmail.com>
To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
Sent: Tuesday, February 25, 2014 2:37 PM
Subject: Re: [TenTec] In praise of older technology AM transmit with 
TenTecrigs


>I might be wrong, but I believe the AM tx bw is fixed (3KHz audio,
> 6KHz wide am signal) and the bw and roll off controls are ignored in
> AM.
>
> 73, Barry N1EU
>
> On Tue, Feb 25, 2014 at 8:03 PM, GARY HUBER <glhuber at msn.com> wrote:
>> A TenTec 705 microphone into the OMNI-VII with the TX ROLL OFF set to 150 
>> Hz
>> and TX BW set to 3400 and TX EQ 0 dB driving a Titan to 300 W (on peaks) 
>> is
>> said, on the local 160 AM net, to sound just exactly like I do face to 
>> face.
>> The transmitted pattern as seen on a FLEX-1500 in panadapter mode shows
>> about a 18 dB roll off between 300 Hz and 3300 Hz not at all unlike the
>> pattern of a commercial AM station.
>>
>>
>> 73 ES DX,
>> Gary -- AB9M
>>
>> -----Original Message----- From: R. Eric Sluder-W9WLW
>> Sent: Tuesday, February 25, 2014 12:41 PM
>>
>> To: Discussion of Ten-Tec Equipment
>> Subject: Re: [TenTec] In praise of older technology AM transmit with 
>> TenTec
>> rigs
>>
>> I'm told that I sound acceptable for a non-boatachor using the Omni VII. 
>> I
>> believe the audio is adjustable on the O7 using the AM mode, but I 
>> haven't
>> tried real hard to improve my audio any.  Since we're on the topic, I'll
>> give the Eagle credit where credit is due.  I'm always complimented on 
>> how
>> well I sound using the Eagle.  I use the same mic for both rigs (TT 709). 
>> I
>> check into an AM net on Friday evenings and us an AL-80a for extra kick, 
>> and
>> some of the fellas are hard pressed to believe I'm using a modern rig. 
>> :-)
>> The others usually talk about it later when the frequency switches back 
>> over
>> to SSB.  You hear them talking about how well the Eagle sounds and you 
>> can
>> tell they're mulling over looking into getting one.
>>
>>
>>
>> - R. Eric Sluder
>>
>> W9WLW
>>
>>
>>
>>
>>
>>
>>> ________________________________
>>> From: Mike Bryce <prosolar at sssnet.com>
>>> To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
>>> Sent: Tuesday, February 25, 2014 1:04 PM
>>> Subject: Re: [TenTec] In praise of older technology AM transmit with Ten
>>> Tec rigs
>>>
>>>
>>> I’ve used my Omni VII on AM on 7.290 and they say it sounds great. It 
>>> does
>>> lack the punch of the heavy iron guys,
>>>
>>> I run a Centaur amplifier for some added kick, sometimes 40 meters and 
>>> AM
>>> don’t play well together.
>>>
>>>
>>> Mike, WB8VGE
>>> SunLight Energy Systems
>>> The Heathkit Shop
>>> http://www.theheathkitshop.com/
>>> J e e p
>>> o|||||||o
>>>
>>> A man with one clock knows what time it is. A man with two clocks is 
>>> never
>>> sure.
>>>
>>>
>>>
>>> On Feb 25, 2014, at 12:50 PM, k6jek <k6jek at comcast.net> wrote:
>>>>
>>>>
>>>>
>>>> I haven't really tried the OMNI VII as an AM transmitter since I have
>>>> others -- class E, class D, Johnson, etc. I wonder if anyone on this
>>>> reflector has.
>>>>
>>>> Jon
>>>>
>>>
>>> _______________________________________________
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>>> TenTec at contesting.com
>>> http://lists.contesting.com/mailman/listinfo/tentec
>>>
>>>
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