It is a 19mm aluminum magnesium dome tweeter from Sears. It is a special structure that employs a smaller aluminum-magnesium diaphragm and has a wide edge. The clear, easy-to-listen sound is attractive. It's in a beautiful state (Norihiko Kishima)
Maintenance information: 2022.2.8 operation confirmed
Accessories: None
Main Specifications: 19cm Hard Dome 6Ω 92dB 2,500Hz to 30,000 Hz Rated Input 80W Diameter 98mm Depth 35mm Screw Hole Diagonal 85mm Weight 550g