A professional tweeter from JBL. Since it is designed to make sound fly far away, the sound quality is solid and straight compared to the company's consumer model 077. It supports a vivid mid-high range and a firm low range sound. Serial 57950 58176 (Itsuro Mizushima)
Maintenance information: 2022.6.27 Operation confirmed
Accessories: none
Main specifications: Horn type tweeter impedance 16Ω (measured impedance 57950:8 Ω, 58176:6 Ω) Playback frequency band 6,500 ~ 21,500 Hz crossover 7kHz Efficiency 105dB W100×D84mm 3kg/book (actual measurement)