You also need to run it as an AM linear and use a couple of large clunky
relays that can easily be heard over the air when you hit the PTT on the
D-104.
I suspect that a pair of those EBM-Papst muffin fans I mentioned on here
would give more than adequate cooling with SK-510 sockets.
Carl
KM1H
----- Original Message -----
From: <TexasRF@aol.com>
To: <sub1@rogerhalstead.com>; <amps@contesting.com>
Sent: Friday, November 26, 2010 8:02 AM
Subject: Re: [Amps] A dual 4-1000 amp
> Since perception is everything, as they say, you might consider using an
> adequate blower for the amplifier and an audio recording of a jet plane
> takeoff to play in the background. This could save a ton of $$!
>
> Then you could turn the sound on/up whenever needed for intimidation or
> other motives. Earplugs optional.
>
> 73,
> Gerald K5GW
>
>
>
> In a message dated 11/26/2010 6:55:31 A.M. Central Standard Time,
> sub1@rogerhalstead.com writes:
>
>
>
> On 11/26/2010 7:19 AM, donroden@hiwaay.net wrote:
>> If you want that Mig-21 sucking up gravel on an unimproved runway
>> sound, go with a couple of Rotron Centrimax CX-33 blowers.
>>
>> Or, if the XYL doesn't mind a little two-cycle smoke, use a 41cc
>> Homelite leaf blower with a tuned pipe.
> Although a couple of vacuum cleaner motors will work, a better choice
> would be to take the turbine out of a self contained plasma cutter. Out
> in the open they really sing, but ...you did say cash was a problem and
> those self contained torches are running a tad shy of two grand.
>
> Maybe get some of the old vacuum cleaners, put 3 or 4 of the blade sets
> on one shaft...a bit of metal work and that sucker will move air AND
> make an impressive sound.
>
> Then again you could take the super charger out of a car, and turn it
> with one of the model jet engines. I'm not sure if you would be able to
> hear the turbines over the engine or not.
>
> Good Luck,
>
> Roger (K8RI)
> .
>> Don W4DNR
>>
>>
>>
>>
>> Quoting Patrick<tpblogeditor@gmail.com>:
>>
>>> I've got a wild hair up my derriere about building something. I also
>>> want to> buy, find or whatever, the biggest loudest, 757 Airplane
>>> motor spooling up sounding blower motor that I can find for it. I WANT
>>> people to say stuff like, "Oh Lord A-Mighty --- He's turning the big
> iron
>>> on!" (or at least the big bulbs...)> -Chuck Adkins K8CPA
>>> http://www.politicalbyline.com
>> _______________________________________________
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>> http://lists.contesting.com/mailman/listinfo/amps
>>
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