[GreenKeys] Switch polarity

[WA5CAB at cs.com]

Because they are in the northern hemisphere?  :-)

In a message dated 05/27/2017 21:30:46 PM Central Daylight Time, 
dave at horsfall.org writes: 
> One thing that's been bothering me when watching old American films; why 
> are their switches always upside-down i.e. flip it up for "on"?
> 
> -- 
> Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will 
> suffer."

Robert & Susan Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20170527/b23b1573/attachment.html>