Powersoft 30 inch sub seen in the wild!!

Re: Powersoft 30 inch sub seen in the wild!!

Interesting, I know PowerSoft were talking about putting these in a sealed cabinet because they were worried that they couldn't get enough port area to avoid them being overdriven. Looks like they crammed a pretty healthy amount of port into that box. Would love to see more info.
 
Re: Powersoft 30 inch sub seen in the wild!!

This setup was for a carnival in Baltimore/DC area. 20 amps per side of the truck when it was last counted. Ill post up some more pictures when I get the chance..
 
Re: Powersoft 30 inch sub seen in the wild!!

Are we talking about the B&C 21IPAL?

Interesting, I know PowerSoft were talking about putting these in a sealed cabinet because they were worried that they couldn't get enough port area to avoid them being overdriven. Looks like they crammed a pretty healthy amount of port into that box. Would love to see more info.
 
Re: Powersoft 30 inch sub seen in the wild!!

The video was taking with a cellphone so of course it sucks but hopefully someone from MSI or anyone else family with the inner workings can chime in on performance...
 
Re: Powersoft 30 inch sub seen in the wild!!

curious how the moving magnet works. isnt part of the problem with conventional speaker design the mass of the speaker takes time to change direction and accelerate in the other direction? wouldnt moving the magnet instead of the coil add a ton of mass? How do they get around this part of physics?
 
Re: Powersoft 30 inch sub seen in the wild!!

curious how the moving magnet works. isnt part of the problem with conventional speaker design the mass of the speaker takes time to change direction and accelerate in the other direction? wouldnt moving the magnet instead of the coil add a ton of mass? How do they get around this part of physics?

Technically, it isn't so much an issue moving a mass; it's how accurately and powerfully that mass can be moved. Looks like they rewrote the equation, so the moving mass wasn't the limiting factor, but how poweful/accuractly they can move some amount of mass. Curious to see how well this performs. Wonder how it would work in a huge horn :)
 
Re: Powersoft 30 inch sub seen in the wild!!

Wonder how it would work in a huge horn :)
It would need a deep compression chamber..

Powersoft M-Force Subwoofer Driver - YouTube

They mentioned a 40 inch unit too.

Mounting the M-Force on the front of the cone would be a space saver, and putting the "hot part" available to the outside air would transfer heat better.
 

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Re: Powersoft 30 inch sub seen in the wild!!

The video was taking with a cellphone so of course it sucks but hopefully someone from MSI or anyone else family with the inner workings can chime in on performance...

Patience...... Soon..... We are still under construction.... Stay tuned.... But have no doubts, it is MASSIVE!