[Drake] "stick / slip"

[Garey Barrell]

Ron -

Check here -

<http://www.wb4hfn.com/DRAKE/DrakeArticles/PTO/Drake_PTO.htm>

Probably item #3 on the list.  Neil even calls it 'stick-slip'!

I have also seen gunk build-up on the rear "bearing" for the PTO slug, 
the brass rod that sticks out the back and is "supposed" to slide freely 
in the phenolic backplate.

73, Garey - K4OAH
Glen Allen, VA

Drake 2-B, 4-B, C-Line & TR-4/C Service Supplement CDs
<www.k4oah.com>



bonddaleena at aol.com wrote:
> Hi to all. I have a small Drake collection. I KNOW I have encountered 
> this problem in the past (and actually fixed it). Trouble is I suffer 
> from CRS and cannot remember the fix!!
>
> It is a simple problem. Perhaps it should be called 'stiction' ? Simply 
> put, once the PTO knob is moving, my SPR-4 is as smooth as silk. 
> However, if you stop turning, there is a small bit of friction to be 
> overcome before it smoothes out again. When trying to fine tune a 
> station, it's aggravating because it's jerky.
>
> Can anyone refresh my aging brain cell (singular!) ha ha
> tnx
>
> ron
> N4UE
>