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[Amps] Re: [Amps] EIMAC Confusion

To: <amps@contesting.com>
Subject: [Amps] Re: [Amps] EIMAC Confusion
From: Firson Maryutenli" <firson@telkom.net (Firson Maryutenli)
Date: Wed, 13 Nov 2002 21:44:15 +0700
Some people get familiar with term of "Linear Amplifier"
In Linear Amp plate dissipation almost the same with "max power out"
Beacuse of their effisiensi is about 50-60%.

Firson - YD0LZH
----- Original Message ----- 
From: <i4jmy@iol.it>
To: mark <mark@sandlabs.com>
Cc: amps <amps@contesting.com>
Sent: Wednesday, November 13, 2002 4:52 PM
Subject: [Amps] Re: [Amps] EIMAC Confusion


> Mark,
> 
> I think you did not understand how does it work.
> As the word says, the plate dissipation is the energy dissipated, not 
> the total power involved.
> If a tube FM amplifier (typically a class b) has roughly 70% plate 
> efficiency, @ 2600W out the plate dissipation is 1114W.
> 
> 73,
> Mauri I4JMY
>   
> 
> 
> ---------- Initial Header -----------
>  
> From    : amps-admin@contesting.com
> To      : <amps@contesting.com>
> Cc      : 
> Date    : Tue, 12 Nov 2002 22:18:48 -0500
> Subject : [Amps] EIMAC Confusion
> 
> > In the EIMAC Technical Data for the 8877/3cx1500A7
> > is is stated in the ABSOLUTE Ratings the Plate Dissipation
> > is 1500W. I take this as an ABSOLUTE MAX.
> > 
> > However in the TYPICAL Operation at 88-108MHz USEFUL POWER OUTPUT
> > is rated at 2600W.
> > 
> > Is this meaning that the tube is providing 2600W to the load while pla
> te
> > dissipation
> > is only 1500W? Is this possible ? If so What is then the TOTAL TUBE
> > DISSIPATION
> > and how is the filament power related to it ?
> > 
> > Mark
> > 
> > _______________________________________________
> > Amps mailing list
> > Amps@contesting.com
> > http://lists.contesting.com/mailman/listinfo/amps
> > 
> 
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