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Re: Speed control

To: personal_submersibles@psubs.org
Subject: Re: Speed control
From: Dave Everett <deverett@idx.com.au>
Date: Sun, 16 May 1999 14:09:27 +1000
In-Reply-To: <373DA1F8.CA835B64@unidial.com>
References: <373BCFF8.2A09E35E@sprint.ca><3.0.2.32.19990515085731.007594e4@idx.com.au><3.0.2.32.19990515174147.00711f94@idx.com.au>

At 09:34 15-05-99 -0700, Dick Morrisson wrote:
>Could these
>IGBT's be used in a 12vdc, 30 amp PWM cost effectively?  A simple answer
>will suffice for now, details could follow later if appropriate.

The short answer is yes. IGBT's are generally much cheaper than equivalent
Power MOSFET's.

If you're looking for a ready made controller, you could try:
http://www.4QD.co.uk/

There are some good references there as well.

Dave Everett.

Follow-Ups:
- Re: Speed control
  - From: Dick Morrisson <rmorrisson@unidial.com>

References:
- Re: OOPS, non technical note.
  - From: Rick Lucertini <empiricus@sprint.ca>
- Re: Speed control
  - From: Dave Everett <deverett@idx.com.au>
- Re: Speed control
  - From: Dave Everett <deverett@idx.com.au>
- Re: Speed control
  - From: Dick Morrisson <rmorrisson@unidial.com>

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