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LF: Re: IGBT in 136 KHz TX?

To: <[email protected]>
Subject: LF: Re: IGBT in 136 KHz TX?
From: "Markus Vester" <[email protected]>
Date: Fri, 26 Jun 2009 22:05:28 +0200
In-reply-to: <C96EB51512D34F84A9EE2385E9384284@acer9412>
References: <C96EB51512D34F84A9EE2385E9384284@acer9412>
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Sender: [email protected]
Dear Jeff,
 
havn't actually tried it myself on 137 kHz. But from past experience I'd say that while IGBTs may have less DC loss, they are much slower (especially during turnoff). They can be used as effient switches at some tens of kHz, whereas MOSFETs will easily go up to several MHz.
 
Kind regards,
Markus, DF6NM
 
----- Original Message -----
From: F6CWN
Sent: Thursday, June 25, 2009 11:37 PM
Subject: LF: IGBT in 136 KHz TX?

Good night to all,
 
Anybody would have any experience on the use of IGBT in 136 KHz amplifiers?
Thanks in advance!
73: Jeff / F6CWN
 
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