jbl 4311

I rebuilt my 4311 crossovers a couple of years ago. Like many, I love the overall sound but would prefer less in the 7k area. Yesterday I had an idea and I'm looking for feedback. If I change the HF cap from 3mf to 2.5, it would shift the frequency to 8k instead of 6k. There's plenty of 6-8k...

I just recently got a pair of JBL 4311 speakers off Marketplace for $50, the cabinets are really beat with a good bit of damage (a sizable chunk missing from one and a bit of warping on the other) but the drivers are pristine and they sound amazing. I took them apart the other day to see the...

Ive been reading AK for years and its time to sign in. I may have had an old account but Ive changed emails often due to hackings. Im back doing some maintenance on Marantz stuff. So many genious people in AK. Right now rebuilding my 2270 P700 board. Im taking copious notes as new info...

Hey. I've desired a pair of JBL 4311 for some time - I love their look and I've heard much praise, and now I'm sighed for a pair on sale in great condition. Only thing is I haven't heard how vintage JBLs sound like. I listen mostly to techno (i.e. Jeff Mills, Robert Hood, planetary assault...

How are things going on here? LTNS. Yamaha NS-10M and JBL 4311 for $100 total plus all the goodies? I'd have made the trip even though it was 1.5 hours away.

So, I'm re-capping a pair of JBL 4311's, and I'm taking out one of the 2213 woofers, and it's missing one of the bolts! It doesn't even have the spiked nut on the inside of the cabinet. I thought it might have fallen somewhere on the inside, nowhere to be found. The picture is from the other...