Maintained! JBL's masterpiece 2 inch screwdriver. You can enjoy the rich sound built into a number of famous devices. In particular, the sense of energy and density in the midrange is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. There is a slight dullness in the diaphragm. The exterior is in a beautiful category even when viewed from the model year (Oikawa Tetsuji)
Maintenance information: 2026.2.23 Maintained (vibration plate installation adjustment
Pad dampener mounting screws, insulation bushing deterioration replacement
DCR (27466 7.4 ohm vibrating plate scratch) (27409 6.8 ohm vibration plate scratch not) vibrating plate replacement)
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 (measured 27466/7.4 ohms, 27409/6.8 ohms) diameter 180 x depth 130 mm weight 11.8 kg/bottle
※1 bottle only. Maintenance has been carried out, but since the diaphragm is damaged, it is inexpensive. JBL's masterpiece 2 inch screwdriver. You can enjoy the rich sound built into a number of famous devices. In particular, the sense of energy and density in the midrange is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. Serial 28236 (Tomoho Asaine)
Maintenance Information: 2025.8.25 Maintained Vibrating Plate Mounting Adjustment Pad Dampener and Mounting Screws Replacement Dispensing Terminal Contact Part Cleaning Terminal Ultrasonic Cleaning Insulating Bushing Replacement Vibrating Plate Dirt Cleaning
DCR (28236 7.8ohm vibrating plate with scratches)
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 (measured 24342/9.2 ohms, 26006/9.0 ohms) diameter 180 x depth 130 mm weight 11.8 kg/bottle
The price has been drastically reduced. 2026/2/8 sales price 278,000 yen Maintained! JBL's masterpiece 2 inch screwdriver. You can enjoy the rich sound built into a number of famous devices. In particular, the sense of energy and density in the midrange is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. There are multiple paint spots on the exterior (Sasaki Shota)
Maintenance information: 2026.2.8 maintained (vibration plate installation adjustment, pad dampener deterioration replacement, mounting screw rust and insulation bushing deterioration replacement, vibration plate stain cleaning, DCR (20792 7.3 ohm vibrating plate scratches), (20793 6.3 ohm vibrating plate without scratches))
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 (measured 20792/7.3 ohms, 20793/6.3 ohms) diameter 180 x depth 130 mm weight 11.8 kg/bottle
Maintained! JBL professional 2 inch screwdriver It is an item that continues to be used today in large horn systems, etc. With the quality unique to titanium diaphragms, the vocal breathing and drum hi-hat, the outstanding realism is appealing no matter which one you take. Serial 110637, 110639 (Fujisawa Yukishi)
Maintenance information: 2026.2.21 Maintained (vibration plate installation adjustment. Pad dampener deterioration replacement. (Screw rust and insulation bushing deterioration replacement.)
Accessories: No accessories
Main specifications: 2 inch driver, slot diameter: 5 cm; allowable input: 100 W; sound pressure level: 111 dB; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/bottle
The disposal price has been reduced! (Member price not applicable) 2025/12/30 sales price 89,800 yen balance cable 1.5m pair revision B type. Plasma upgrade model with no liquid loss. It uses a twisted-pair structure with an unshielded silver alloy center conductor and a special copper alloy ground wire. A model where you can clearly feel the range and dynamics. There is a feeling of use such as scratches and other dullness on the plug (Tamai Jun)
Maintenance information: 2025.12.29 continuity confirmed
Accessories: none
The disposal price has been reduced. Member discounts are not applicable. 2026/2/3 sales price 158,000 yen Maintenance has been completed, such as replacing 28 mounting screws. A driver unit suitable for sound reproduction for large halls and theaters, modeled after the standard 2-inch 375. High frequency characteristics have been enhanced while retaining a vintage feel. The cymbals play a sound that makes you think of jazz. The paint has fallen off and there is dullness (Hiura Katsuji)
Maintenance information: 2026.2.3 maintenance completed (vibration plate mounting adjustment pad dampener deterioration replacement mounting screws rust and insulation bushing deterioration replacement dispensing terminal contact part cleaning)
Accessories: none
Main specifications: frequency characteristics 500 to 18 kHz crossover 500 Hz 16 ohm actual measurement 8.5 ohm/8.1 ohm diameter 175 mm height 145 mm approx. 11.8 kg/bottle
The disposal price has been reduced. Member prices are not applicable. 2024/12/18 sales price 69,800 yen Maintained! JBL professional 1" screwdriver It was also installed in the late 4344 model. It is a utility driver that can be used in either 2 or 3 ways because it has a sound with a firm outline, but it doesn't come out too much. There is dullness and tape marks (Oikawa Tetsuji)
Maintenance information: 2024.12.18 maintained (SP terminal, internal wiring replacement, pad dampener deterioration replacement, low range, vibration plate mounting adjustment screw, replacement due to rust, DCR (28615 5/6 ohm vibration plate, no scratches) DCR (28670 5.8 ohm vibrating plate no scratches)
Accessories: none
Main specifications: 800 to 20,000 Hz 16 ohms recommended crossover 800 Hz 110 dB throat diameter 2.5 cm 4.8 kg
The disposal price has been reduced. Member prices are not applicable. 2025/8/8 sales price 99,800 yen Maintained! It is inexpensive because there are no gaskets. JBL professional 2 inch screwdriver. It is an item that continues to be used today in large horn systems, etc. The quality unique to titanium diaphragms makes the vocal breathing, drum hi-hat, and excellent reality no matter which one you take. There are scratches and stroke marks all over (Kojima Yosuke)
Maintenance information: 2025.8.8 maintained (vibration plate installation adjustment, installation screw replacement, pad dampener replacement terminal ultrasonic cleaning
DCR (SN:88607/8.3 ohm/vibration plate without scratches)
(SN:63434/8.3 ohm/vibrating plate without scratches))
Accessories: none
Main specifications: 2 inch driver, slot diameter: 5 cm; allowable input: 100 W; sound pressure level: 111 dB; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/bottle
※The ear pads have deteriorated, so they are inexpensive. A masterpiece of open headphones. The large sound stage and the glittering, high-density mid-range are attractive. The cable is detachable, so you can enjoy the difference in sound depending on the cable. (TAMURA Eiji)
Maintenance information: 2026.2.13 sweep check OK
Accessories: connection cable
Main specifications: dynamic, open wave frequency characteristics 10 to 39,800 Hz impedance 62 ohms sensitivity 105 dB weight approx. 235 g
The price has been drastically reduced. 2025/11/14 sales price 69,800 yen Maintained! The classic model for professional 1" screwdrivers. It is installed in many of the company's 43 series, etc., and it is a driver that is easy to balance even when combined with various woofers and tweeters (Eternity Miraito)
Maintenance information: 2025.11.14 Maintained (one side is not original, so it was replaced and adjusted to JBL's original D16R2420
Pad dampener, vibrating plate mounting screw rust replacement
Insulating bushing deterioration replacement
DCR (25555 5.6 ohm vibrating plate, scratch pear)
(25561 5.3 ohm vibrating plate with no scratches))
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
The disposal price has been reduced. Member discounts are not applicable. 2025/4/23 sales price 69,800 yen*Inexpensive because the rubber cover on the outer circumference is out of stock. Maintained! A coherent wave structure is used for the phase plug. It is designed so that the phase plug can be connected directly to the horn throat. A titanium diaphragm is used. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.4.23 maintenance completed (pad dampener replacement, speaker terminal screws and insulation bushing replacement)
Accessories: original box (2447H)
Main specifications: Throat diameter 3.8 cm, 16 ohms, frequency characteristics, 500 Hz to 20 kHz, 15.5 kg (actual measurement)
※ It is inexpensive because there is a lot of liquid removal and dirt. Balance cable, 1.0 m pair, 7N silver alloy conductor, and special silver alloy return wire structure, pure silver+liquid shielding, it has a rich tone full of moisture (Kojima Yosuke)
Accessories: none
※Inexpensive because it is in poor condition. Self-made 2way/3way enclosure. The size of the hole is different at the top, with an opening diameter of about 315 mm on the top and about 360 mm on the bottom. There are many peeling veneer, corner pads, scratches, etc. (Oikawa Tetsuji)
Accessories: none
Main specifications: W450 x H1056 x D480 mm approx. 33 kg