Jazzman53

It will be interesting to see if the front spars are bonded to the diaphragm in your Sequel panels. There is no compelling reason why...

Yes, I get the tapes from McMaster-Carr. At the end of my write-up for the Theater panel is a parts list for all of the materials...

Yeah I see Bob every year at CarverFest. He's a smart guy who thinks outside the box. We affectionately refer to him as the Bobfather...

The sketch shows how the diaphragm was coated in the Theater panel. I understand why ML did it this way, and I would guess most panels...

Yes, you would have coated islands connecting to the charge ring on both sides, as shown in the sketch below. Note that the spars...

As a weak panel loses output over time, there is a tendency to compensate by cranking up the amp. If pushed hard enough, the...

I'm over 70, retired from building ESLs and have moved on to other things. I was happy to post the Theater panel rebuild but I don't...

I don't know what you have. If you deem your panels unusable as-is, then there is not much to lose by dis-assembling one to find out...

Hi Mark, I've built quite a few flat-panel ESLs but my experience with curved panels is limited to the one Theater panel I recently...

Yes, the owner removed the Theater panel from its speaker and shipped it to me for a rebuild, which is documented on my website here...

On the Theater panel I recently refurbished, I noted that the diaphragm coating was omitted over the spars, and about 3/16" on either...

I almost hate to bring this up because I'm not certain it's do-able in every case, but... here goes: The periphery spacer tapes are...

I had hoped that posting the the Theater panel rebuild procedure would encourage others to refurbish their old panels. Some probably...

The ESL's Achilles heel is its diaphragm coating losing conductivity over time. My personal belief is that the coating is being...

I don't know what the coating is. I can tell you that the 20-yr old Theater panel I just rebuild had a glossy coating on it that...