[R-390] 390/390a gear train

[Joe Foley]

Hey, any chance anyone would like to do CAD drawings
of the gears and cams?

Joe





--- Dan Merz <djmerz at 3-cities.com> wrote:

>  Hi,  the comments on reproducing the 390a radio
> raised a question in my
> mind.  Does anyone have a dimensional drawing of the
> gear train in either
> the 390 or 390a?  I'm interested in the dimensional
> layout/number of teeth
> of the gears in these radios.  I have seen some of
> the drawings in the
> manual,  Y2K and otherwise but I don't recall seeing
> anything that showed
> number of teeth, and placement of the gears
> dimensionally.  I would like to
> attempt making a computer-displayed simulation of
> gear movement, cams, and
> cores,  and the placement of gears would be useful.
> Or even a list of gears,
> size, number of teeth.  I hate to have to take my
> radios apart to figure all
> this out.  Any help will be appreciated finding the
> best available info on
> this aspect of the two radios,  Dan.

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