[UK-CONTEST] How much is this worth ?
Steve Thompson
g8gsq at f2s.com
Thu Jun 17 23:41:32 PDT 2010
>>>> On 14/06/2010 at 23:25, in message <4C16AC6E.8090401 at gb3hp.co.uk>, Will M0GYZ
> <m0gyz at gb3hp.co.uk> wrote:
>
>> 2. A Dressler D-200 S 2M Linear Amp with 4CX350A Value
>
>>Capable of 200-1000Watts of power
>
> Sorry, I don't think so. Not if we're talking of power _output_
>
> Have a look at: http://www.g8wrb.org/data/Eimac/4CX350A.pdf
>
> Max, 2200 at ~290ma, I'll leave you to do the sums :-)
>
> If you had said "Capable of 200 Watts of output power", I would be fine with that.
>
>
> Andy
> gm8oeg
>
You can squeeze more than that out of them, but anything over
300ish Watts isn't adding to your signal on channel, it's wiping
out your neighbours with splatter.
I've worked on several over the years. They are potentially deadly
to both operator and rig. The earthing is iffy and mains is
carried on long bare pcb tracks with insufficient gaps to low
voltage electronics. Large air inlet holes (with no mesh on the
ones I've seen) allow debris and insects in, and the inevitable
does happen.
Value - £30 for the valve and base, £10 for the transformer, £5
for the rest as scrap.
Steve
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