[Amps] Interesting news

[Joe Isabella]

Any hint of cost for one of these?  Will it be at least in the ballpark of a pair of 3-500s?? 
Part of the appeal of those tubes is that they're rugged as hell and won't break the bank if you
do manage to tear 'em up.

Joe,
N3JI

--- "Leigh S. Jones" <kr6x at kr6x.com> wrote:
> Eimac Offers New Radio Power Tube
> The Eimac division of CPI is out with a new power tube for radio
> transmitters that will be on display at the NAB show.
> 
> The air-cooled 3CX1500D7 ceramic metal triode operates at 5 volts, 30
> amps. The company said it delivers the same performance in many
> applications as a pair of 3-500Z glass tubes.
> 
> "With output power capability above 2 kilowatts from this single new
> tube, actual usage at 1500 Watts does not even begin to approach the
> design limits," according to spokesman John Allan in the company's
> announcement.
> 
> "Mounting is in the same SK-410 socket used by the 3-500Z, and the
> filament voltage is the same. Since the 3CX1500D7 filament current
> matches that of two 3-500Zs, we do advise that related circuitry (such
> as RF chokes) be checked for their ratings if this tube is applied in
> a retrofit. It may be operated in zero-bias, grounded grid
> configuration at plate voltages up to 3kV, and may be operated up to
> 6kV with appropriate grid bias."
> 
> He said the device will interest equipment manufacturers and DXers for
> use in RF linear amplifiers.
> 
> 
> 
> 
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