Shaker for measurement. Conduction OK (measured DCR 3.5 ohms) When input with an oscillator, the upper vibrating film rises and falls like a woofer (Oikawa Tetsuji)
Maintenance information: 2025.5.18 continuity confirmed
Accessories: none
Main specifications: impedance 3.5 ohms diameter 75 mm x height 80 mm 1.1 kg (actual measurement)