[R-390] 390/390a gear train

[Craig McCartney]

If I recall correctly there is a detail drawing for each and every gear,
clamp and so forth on the R-390A drawing set CD.  Been a while since I
looked at it though.

Craig

-----Original Message-----
From: r-390-bounces at mailman.qth.net [mailto:r-390-bounces at mailman.qth.net]
On Behalf Of Joe Foley
Sent: Tuesday, December 13, 2005 7:07 PM
To: r-390 at mailman.qth.net
Subject: Re: [R-390] 390/390a gear train

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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