2pcs 8ohm 30w 40mm Audio Amt Mini-8 Air Motion Transformer Ribbon Tweeter 4 Ohm - Speaker Accessories - AliExpress
EPQ-3W Dayton AMT Speaker Build - YouTube
Parts Express - The new old stock ES104AMT-4 AMT Esoteric Series AMT tweeter from Dayton Audio was built to produce dynamic and accurate response from 3,000 to 20,000 Hz. https://www.parts-express.com/Dayton-Audio -ES104AMT-4-AMT-Esoteric-Series-AMT ...
Which is the positive terminal? This is a Dayton Audio AMT Mini-8 tweeter. It didn't come with any documentation and the specs on the website don't help. : r/diyaudio
Dayton Audio AMT Mini-8 Air Motion Transformer Tweeter a ...