[GreenKeys] Updated 28 stock ticker schematic

[Peter Gottlieb]

I gathered a few missing values and added notes, in case this might be useful so 
someone in the future.

Peter
-------------- next part --------------
A non-text attachment was scrubbed...
Name: WU 28r2.pdf
Type: application/pdf
Size: 34941 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20250510/1d6d1097/attachment.pdf>