ORIGINAL MESSAGE: (may be snipped)
On Wed, 28 Aug 2013 18:03:55 -0600, Jim wrote:
> The little arrow in an NPN or
>PNP transistor symbol points toward the direction of current flow (positive
>to negative) as does the arrow in a diode symbol.
REPLY:
I was told years ago that the arrow represented the point in a point contact
junction. The direction of current flow thing was added later and was just
coincidence.
True or not? Don't really know but I like the story.
73, Bill W6WRT
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