Search:

https://dl.dropboxusercontent.com/u/106944188/2014-02-01 19.22.02.jpg

My caravan horn system :-)

Cerwin Vega B36 I believe.

spinal tap volume control search on google

https://lh6.googleusercontent.com/-aqVu5DY-yCs/UuV6y0Ch12I/AAAAAAAAHa0/36Kh7Ir_izM/s800/1150224_10152152540871287_1689412962_n.jpg

I agree with Mostlydiy regarding JBL drívers.

If you want new drivers, check out UK made Precision Devices. I like specs for PD.154, PD.1550, PD.158, PD.153ER. You can buy them from Thomann.
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