How To Build A Car Horn Organ, Part One: The First PartS  As
I've mentioned here before, cars are incredible mobile colonies
of amazing parts that can be repurposed for any number of uses.
One of those uses can be annoying people in an entire
neighborhood at once, which I suspect will be the main result
from this week's project: the car horn organ.  Yep, we're going
to show you how to make an organ. Out of horns. You're welcome
(your neighbors, not so much).  Playing car horns outside of
cars has probably been happening, informally, ever since there
were enough cars to have junkyards. But the idea of an actual
instrument from car horns has an inventor, Wendy Mae Chambers.
Chambers first built her car horn organ in 1983, and has managed
to use it to annoy people all over the globe. She uses a 25-horn
organ. Our goals are more modest— we'll just try for a 7-horn
organ (at first) and only try to annoy the surrounding block
around my house.  Technically, a car horn organ is quite simple.
I've drawn the basic diag