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1987 - 2017: Thirtieth Anniversary!
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ESS Speaker Repairs

ESS' claim to fame was their use of the Heil Air Motion Transformer (AMT) ribbon tweeter. Amazingly, new replacement diaphragms for these are still available.

Dismantling the old tweeter assembly requires a fair amount of violence, since it is glued together with silicone.

Here is the new diaphragm shown with the partly disassembled tweeter:

Here are the new and old diaphragms after further violent dismantling:

I have glued the new diaphragm into the magnet assembly and soldered the color-coded wires:

And then I slid the heat shrink tubing over the joints and sealed them:

Then I glued it back together and shipped it to the customer.

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