[Amps] S/S Amp's

Carl km1h at jeremy.mv.com
Thu Sep 12 21:49:44 EDT 2013


By using the Exalted AM method that goes back 70 years you dont need a fancy 
radio.

Modify the BFO for variable injection level and connect to the last IF 
thereby maintaining AGC. Its almost as good as a sync detector for selective 
fading and its easier to follow a slightly drifting carrier.

Carl
KM1H


----- Original Message ----- 
From: "Fuqua, Bill L" <wlfuqu00 at uky.edu>
To: "Joe Subich, W4TV" <lists at subich.com>; <amps at contesting.com>
Sent: Thursday, September 12, 2013 4:14 PM
Subject: Re: [Amps] S/S Amp's


>  Most hams today can't tune SSB clearly.
> AM always sounds right. Perhaps we should have SSB reduced carrier rather 
> than
> suppressed carrier. Another point, DSB occupies same bandwidth as AM.
>  You could receive DSB or AM by detecting, using bfo and SSB filter,  only 
> one sideband but with the loss
> of 3dB signal to noise ratio compared to receiving it with synchronous 
> detector.
> 73
> Bill wa4lav
>
> ________________________________________
> From: Amps [amps-bounces at contesting.com] on behalf of Joe Subich, W4TV 
> [lists at subich.com]
> Sent: Thursday, September 12, 2013 2:29 PM
> To: amps at contesting.com
> Subject: Re: [Amps] S/S Amp's
>
> For the same reason they spam other bands with ESSB, IM products,
> keyclicks, splatter and/or full carrier AM - because they can and
> the rules against stupidity, and bad operating practices either do
> not exist or are not enforced.
>
>
> 73,
>
>    ... Joe, W4TV
>
>
> On 9/12/2013 12:14 PM, qrv at kd4e.com wrote:
>> Why are Hams still rf-spamming 160 & 80m with AM carriers
>> when a DSB suppressed-carrier signal is just as good, uses
>> less power, and may be sync-detected to remove flutter, etc?
>>
>> I know, I know, ... never mind ... sigh.
>>
>>> Jim said;
>>>
>>> "It sure would be nice to just rectify the 120vac from the wall plug,
>>> with
>>> or without any isolation xfmr"
>>>
>>> It's already in production.
>>>
>>> Not quite what you're after but... <http://www.k7dyy.com/>
>>> http://www.k7dyy.com/
>>>
>>> David G4ZOW
>>
>>
>>
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