I'm not familiar with the 4cx250 but if it's been done you might consider
using a voltage doubler to get more plate voltage.!!
carl / kz5ca
----- Original Message -----
From: "skipp isaham" <nospam4me@juno.com>
To: <amps@contesting.com>
Sent: Thursday, November 01, 2001 10:25 PM
Subject: [AMPS] Optional Tube Conversion
>
> Bill,
> I'm in a conversation with an Italian Amateur who has
> retrofit his Dentron GLA-1000 with 4cx250's. We are
> trying to work out a few of the details via Email. I'm
> trying to get him to snap some pictures for placement
> on the sonic server.
> -
> skipp
> [snip]
> --------- Forwarded message ----------
> From: Bill Smith <ko4nrbs@yahoo.com>
> In the Dentron GLA-1000 series of amps I would like to
> convert one to a non-sweep tube but keep the exisiting
> power supply. I want to maintian it's small size and
> fairly light weight. The power supply is a little
> whimpy @ about 1150 to 1200 vdc and at about 1 amp
> max. Is there a tube out there I could use that would
> provide about 500 watts or so of power on 80-10
> meters? I only have about 4 inches of vertical height
> to work with.
> 73,
> Bill
>
> ________________________________________________________________
> GET INTERNET ACCESS FROM JUNO!
> Juno offers FREE or PREMIUM Internet access for less!
> Join Juno today! For your FREE software, visit:
> http://dl.www.juno.com/get/web/.
>
> --
> FAQ on WWW: http://www.contesting.com/FAQ/amps
> Submissions: amps@contesting.com
> Administrative requests: amps-REQUEST@contesting.com
> Problems: owner-amps@contesting.com
>
>
--
FAQ on WWW: http://www.contesting.com/FAQ/amps
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
|