Maintained! Driver unit used for A7 etc. Wideband playback is possible by combining it with a 511B horn and an 811B horn. If you are aiming for a clear and firm sound, this is a model you can't miss. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.29 Maintenance completed (magnetic circuit gap cleaning/center adjustment, diaphragm screw replacement/lead disconnection repair)
Accessories: none
Main specifications: Playback frequency band 500 to 20 kHz impedance 8 ohms crossover frequency 500 Hz sound pressure level 110 dB weight 3.2 kg
Maintained in 2018. JBL's masterpiece 2 inch screwdriver It is built into a number of famous machines to create a rich sound. In particular, the sense of energy and density in the middle sound is excellent, and the treble that stretches without impacting the ears is also attractive. The exterior has spots, small scratches, and partial peeling. There is no problem with the sound output test, but there is a small scratch on the diaphragm (Sasaki Shota)
Maintenance information: Maintained on 2018.7.3 (magnetic circuit slit cleaning/center adjustment, sound absorbing material replacement, diaphragm cleaning, screw replacement/cleaning)
Accessories: none
Main specifications: 2 inch driver frequency band 500 Hz to 10 kHz crossover 500 Hz or higher sound pressure level 108 dB impedance 16 ohms diameter 180 x depth 130 mm weight 11.8 kg/book