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Some notes on the Pocket Tutor build


 

?The encoder Bruce used is oot of stock at Digikey.
I used this one:

ROTARY ENCODER MECHANICAL 24PPR

?PEC11R-4225F-S0024-ND?

It works fine.
Since I did not want to use knobs, this one has a fluted shaft, like the volume
control. It is a split shaft however. So, I put a small sliver of a?popsicle stick in the slot,
then put some heat-shrink on the shaft. Now it looks pretty much like?the volume
control, and a very close height match.

For the key and headphone jacks, I actually elongated the holes in the pcb.
This moved the jacks pretty close to the pcb edge.
I used the fattest plug I had, and then filed away a bit of the pcb, so the plug
fit all the way.

Ken WB2ART
?
?

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