device to protect subs at speaker level
Ok, i saw this just now, but apparently someone had posted in another section of DIY forum on 02/12 and nobody chimed in
and this was posted on June 2011
I am talking about this
D-fend? Loudspeaker Protection Technology | Eminence Speaker
these guys uses MOSFET transistor to do some kind of PWM
it is microprocessor controlled and power itself from the speaker voltage :)
looks very good, i dont know how much it cost or if eminence can sold to end users
Eminence has many dealers to supply their products to any one.
Do you have another question?
There are several other devices with similar effects. Here's one:
Fast Audio Peak Limiter
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