Re: transistors.

From: andre <livnfree_can_at_yahoo.com>
Date: Sun Apr 08 2007 - 11:12:50 EDT

I think I have those as well...and couldn't figure out
what I had bought them for..
I will take a peek at what arcadeshop's part is
using..It doesn't look like whomever designed the
board really tried to change much circuit-wise...but
maybe they at least upgraded some parts..

--- peter jones <highwayman2000@mail.ru> wrote:

> thinking more on the subject,
>
> it the big power-transistors base drive doesnt need
> more than 1w rammed into their base then the
> mpsu07/57 could be replaced by ZTX653 & ZTX753 and
> you could do away with the heatsinks.
> you only need to put them in facing backward to make
> the pinout line up too.
>
> advantages of modern technology. :)
>
>
> a bit more expensive at $1.13 but they run much
> faster - 175Mhz!
>
>
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Received on Sun Apr 8 11:12:53 2007

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