how do i do this

[muffin.47]

hi guys im new. can you help me out? i got 511b bells 808 8a drivers running direct no passive crossover on a crown d-45 amp but i do have a ashley tunable crossover.plus i have them doubled together as one. and do i play them in low? and how do i protect them from blowing? do i put an in line fuse or what? help, thanx :blink:

[stephane RAME]

Hi,
You need a crossover to 500Hz for HF driver 808 8a + horn 511b.

http://www.altecpro.com/pdfs/vintage/SpeakerAndMics/drivers/808-8A%20HF%20Driver.pdf

Stéphane