Maintained! The classic model for professional 1" screwdrivers. It is installed in many of the company's 43 series, etc., and is a driver that is easy to balance with various woofers and tweeters (Daiki Goto)
Maintenance information: 2024.5.9 Maintained (diaphragm installation adjustment, pad dampener, mounting screw rust replacement. Waste material terminal contact part cleaning, terminal dirt cleaning, insulation bushing replacement. Diaphragm dirt cleaning. DCR (44006/55ohm diaphragm undamaged), DCR (44007/55ohm diaphragm undamaged))
Accessories: none
Main specifications: 1 inch driver, throat diameter: 25 mm, 16 ohms (measured 10/12 ohms), 118 dB, frequency characteristics, 800 Hz to 20 kHz, crossover frequency: 500 Hz or more, 5.1 kg