20 June 2015

horny

I keep busy,
but not too busy searching for junk
to clutter or house with.
Last week I tried to show that I was in control,
not obtaining and getting rid of things,
but a few slipped through the cracks.
It started with these industrial la scala cabinets,
the perfect start to a hot rod speaker system,
a Klipsch based upgrade called the Jubescala.
People have gone crazy frankensteining components together,
not that our originals sound bad,
it's a grass is greener thing.
One thing noticeable with horn technology,
is an attention to detail in minute measurements.
On the flip side,
Klipsch bolted the horns inside the wood,
leaving a curbed transition.
If that didn't matter,
then do the other measurements matter?
Too much thinking caused me to let go of the carpeted speaker boxes.
The parts could easily break the bank,
15" woofers, crossovers, mid-drivers...
Also the la scalas are known for a weak bass cutoff,
and the fix is this 10" riser,
decreasing the 50hz cutoff to 35hz,
subwoofer territory.
Less then a week after they were gone,
with the help of my cuñada in Camarillo,
I found the perfect top horn,
the Altec 511e.
Supposedly a bolt-in.
Here's someone else's project.
Why?
Well the story with the la scala design,
is they were designed for a long throw to an audience,
not 10 feet away on the couch.
Inside is a long midrange horn that shoots like a cannon,
making the speaker position critical.
That's what forces an extra deep cabinet.
Then one night these popped up on craigslist,
an early version of the Altec 31A bent horn.
This has similar characteristics as the k400 in the la scala,
but half the cabinet.
There's also a wider dispersion angle,
which is better close up,
although the stereo separation decreases with distance.
We found out the horns are natural amplifiers,
the reason why they're so efficient.
An anemic iphone plugged into the hole,
was a decent sound system!
The same seller also had these,
fiberglass EV hr6040's (I think).
Electrovoice had the patents on many basic horn designs,
forcing other companies to become creative.
The wife would love these monsters 
in our small living room!
Anyway these deals have been amazingly cheap,
it's the time thinking that gets expensive!
TP

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