Show your outdoor / fun loudspeakers

I think the time has come we have to show our fun loudspeakers or outdoor ones.

Here my contribution (outdoor fun speaker) :

Cheapo drivers with diy aluminium sandwich cones. (there is a thread on it here on diy audio forum).

DIY whizzer cone and extra bass with 1mh inductivity forming a one and a half way system (=fullrange with added bass).

Cheapo TDA7498 amp with 34 Volt smps power supply. And whuzi audio preamp Bluetooth
with certainly only fake parts. But works.


Simple EQ with smartphone app.

Drivers were only 10 dollars but decent quality if you know how to use it.

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EQed must be awesome dynamics...
I have been chasing the Danley phase coherent thing, not using XOs as they introduce huge phase shifts, but PEQs to shape the hi pass on the LF, the band pass on the MF and a little on the HF (that has a 1st orderhi-pass only).
The LF and MF do play through some quite high frequencies, although not that loud, PEQs to remove.
As a test I ran without any PEQs and the FR was still pretty good.
A testament to the acoustic design of the SH-50.
Then I only EQd a little looking at the whole FR plot, not the individual drivers.

The sound was pretty close to the more heavily EQd setup TBH. 90 - 95% as clean!
That really surprised me!
In outdoor mode I won't use my more sophisticated DSP unit.
Will be a Behringer DCX2496 and 3 PA amps.
Having done this test I'm confident it will sound pretty good.

Here's my inspiration 😃

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Not, outdoor, but these were my fun speakers. OB on sheets of foamcore, suspended from the ceiling. Old ADS 10in woofers, TC7 fullranges, first order passive crossover around 300 Hz, and DSP EQ. They sounded WAY better than they deserved to. 😎
 

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