Designer:
Ed

Project Category:
Loudspeakers/Cabinets

Project Level:
Intermediate

Project Time:
20+ Hours

Project Cost:
$100 – $500

Project Description:
Rebuilt 4 Sound Dynamics 500 Series Concert Monitors. Re foam 10″ woofers. Installed new film and foil capacitors in crossovers. Custom machined adapters for new Morel tweeters.

Design Goals:
To get my 35yr old speakers working again. And yes it is possible guys. The guy`s and gal`s at Parts Express helped out all the way thru.

Driver Selection:
Woofers are bone stock. Tweeters are Morel 378 Cats.

Enclosure Design:
Ported.

Enclosure Assembly:
Stock.

Crossover Design:
Stock at 2000. Replaced old caps with Dayton film and foil.

Conclusion:
Got these old speakers rocking again!

About the Designer:
Just an average guy.

Project Parts List: