The AEG-Telefunken 100 kW linears with their 8 x 4CX250B pre-driver (!) stage
come to my mind...
73/
Karl-Arne
SM0AOM
----- Original Message -----
From: "DF3KV" <df3kv@aol.com>
To: "Angel Vilaseca" <avilaseca@bluewin.ch>; "jeff millar" <wa1hco@adelphia.net>
Cc: <amps@contesting.com>
Sent: Wednesday, December 29, 2004 9:35 AM
Subject: Re: [Amps] 8122 x 12
>
> ----- Original Message -----
> From: "Angel Vilaseca" <avilaseca@bluewin.ch>
> To: "jeff millar" <wa1hco@adelphia.net>
> Cc: <amps@contesting.com>
> Sent: Wednesday, December 29, 2004 7:52 AM
> Subject: Re: [Amps] 8122 x 12
>
>
> > How could such an amp be converted for shortwave use?
> >
> > Can it be assumed that a broadband 4:1 transformer (ferrite toroid
> core)
> > at the output is all what it takes to get it running on the
> shortwave
> > bands? A no-tune linear from 160 m to 10 m or even higher?
>
> Hi Angel.
>
> It already IS for shortwave use, it is a wideband amplifier, so called
> distributed amplifier, or "Kettenverstärker" also often used as a
> driver for large amps
> It is a no-tune linear usually for a 1:10 frequency range
>
> 73
> Peter
>
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