Yes, I too have a couple of 16 x 2SC2879 home brew amps that are flawless at
1,500 watts out running at 14 VDC. But, it will be nice when higher voltage
car systems appear, as the available higher voltage transistors have better
efficiency.
Sincerely,
Dr. William J. Schmidt, II K9HZ
Trustee of the North American QRO - Central Division Club - K9ZC
Email: bill@wjschmidt.com
WebPage: www.wjschmidt.com
"It's not what you take with you... but what you leave behind that counts.
Live each day as if it were your last."
----- Original Message -----
From: "Philip de Cadenet" <phil@transmittersrus.com>
To: <amps@contesting.com>
Sent: Thursday, October 27, 2005 10:29 AM
Subject: [Amps] Mobile high power
> Dick,
>
> I'd come across that site and it's listed in my favourites.
>
> I know there are lurkers, and some posters to this reflector who indeed
> have high power mobile experience, far more than myself.
>
> Rather than 5Kw+...
>
> I still think it's feasible to hit the magic 1500w output off of a 14v
> DC rail without messing with voltage doubler circuits or 3-phase
> transformers to run AC amplifiers.
>
> Despite what some may think it does not take much to design a very high
> current 14v DC rail in a mobile suitable for running the US legal limit
> and some. It's all down to correct charging techniques, suitable battery
> storage and minimising loses along all the cabling.
>
> I have a 16 x 2SC2879 amp which I've yet to fire up in anger. One day
> I'll install it in a mobile. Plus, the only mains power supply I have
> (0-20v @ 200A) requires a 3-phase supply which I do not have access to.
>
> I do however have a brand new 350A Electrodyne alternator which one day
> will power this baby.
>
> I'd dearly like someone to re-invent the Metron with 16 of these
> devices.
>
> Dissipating all that heat and taming the IMD is your problem:-)
>
> " Son of METRON"
> --
> Philip de Cadenet G4ZOW
> Transmitters 'R' Us
> http://www.transmittersrus.com
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|