[TowerTalk] [Amps] Bill Orr comment
df3kv at t-online.de
Wed Jul 23 15:15:17 EDT 2008
1500 output at 70% efficiency requires 1500/0.7! 2143W input,
The difference is the dissipation of 643W.
From: towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com] On Behalf Of chasm at texas.net
Sent: Mittwoch, 23. Juli 2008 19:59
To: towertalk at contesting.com
Subject: Re: [TowerTalk] [Amps] Bill Orr comment
Peter Voelpel wrote:
> 2-2.5 times the dissipation is normal.
> Assume 1500 out, at 70% efficiency that is 643W dissipation,
> Eimac claims 75% efficiency on their 3CX3000A7 datasheet in AB2.
I am sorry but I do not understand your numbers using my Construction Master
I multiply 1500 by 70% = 1050
after all, 50% would be 750.
please explain to this old phart what I am missing here.
73 de chas/k5dam
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