Maintained. 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 price has been drastically reduced. 2025/12/22 sales price 59,800 yen 1 inch compression driver horn mounting points are available with 3 holes for JBL horns and 2 holes for Altec horns. It lets you hear modern sounds with a wide range. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.12.20 Operation confirmed
Accessories: Mounting bolts x 6
Main specifications: 500 to 20,000 Hz, 110 dB, maximum input, 70 W, impedance 8 ohms (measured 3.1/3.4 ohms), W146 x H146 x D108 mm, 4.8 kg
The price has been drastically reduced. 2026/1/3 sales price 29,800 yen. Only 1 bottle has been maintained. High efficiency driver unit used in A7-500, etc. Further wideband playback is possible by combining it with the 511B sectional horn. A feeling of use can be seen on the exterior, dullness, rust, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.12.23 Maintained (1 insulated bushing material replaced between terminals)
Accessories: none
Main specifications: Alnico 8Ω, allowable input, 50W, 105dB, frequency characteristics, 500Hz to 20kHz, W114 x H114 x D94 mm, 3.0 kg
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. There are small scratches, paint peeling, and there is small corrosion on some parts of the diaphragm (Oikawa Tetsuji)
Maintenance information: 2026.1.29 Operation confirmed
2012.8.11 Maintained (magnetic circuit overhaul, operation adjustment, replacement of sound absorbing urethane material)
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 prices are not applicable. 2025/10/30 sales price 79,800 yen A driver horn that combines the company's 1-inch driver with an 18Sound horn and XT1086. The horn has an oval shape and is made of die-cast aluminum. The clear sound with good response is attractive. Please enjoy it according to your favorite woofer (Oikawa Tetsuji)
Maintenance information: 2025.10.16 Operation confirmed
Accessories: none
Main specifications: DE500:1 inch driver, 8 ohms, 107 dB input, 50/100 W, frequency characteristics, 1000 to 18000 Hz, recommended crossover, 1.5 kHz, W105 x D65 mm
XT1086:800 Hz cutoff frequency for 1 inch W260 x H215 x D126 mm
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 disposal price has been reduced. Member discounts are not applicable. 2025/4/13 sales price 69,800 yen This is a standard professional 1-inch screwdriver model. 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. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.4.13 Operation confirmed
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 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 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 price has been drastically reduced. 2025/10/4 sales price 69,800 yen Maintained. Representative of JBL's 1-inch driver units. The playback band is wide, so you can enjoy changing the network cross freely. The toughness, sound pressure, and full-bodied mid-high sound are appealing, which is unbelievable for some input. There are small scratches and dents on one side of the diaphragm (Oikawa Tetsuji)
Maintenance information: 2025.10.4 maintained (vibration plate installation adjustment, pad dampener and mounting screws replaced due to rust
Dispensing terminal contact part cleaning, terminal part dirt ultrasonic cleaning, insulation bushing deterioration replacement, vibrating plate stain cleaning
DCR (60983 6.2 ohm vibrating plate with small scratches) (63530 6.6ohm s vibrating plate with small dents)
Accessories: none
Main specifications: 1 inch driver 500 to 20,000 Hz 8 ohms (DCR 40757/5.7 ohm 46314/5.8 ohm) W145 x D97 mm 5.1 kg/book
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)
The disposal price has been reduced! (Member prices are not applicable) 2025/9/5 sales price 118,000 yen. Only one bottle is sold. 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. Serial 28236 (Yamato Yuki)
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 reduced. 2025/3/30 sales price 59,800 yen ※The diaphragm has been replaced with DR16R2421. 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. The exterior has a small dent on one side of the diaphragm (Ryo Mizusaki)
Maintenance information: 2025.3.30 storefront operation confirmed
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 price has been drastically reduced. 2023/9/9 sales price 69,800 yen*The diaphragm has been replaced with a D8R2421, and the label on one side is missing, so it's cheap. Maintained! Representative of JBL's 1-inch driver units. The playback band is wide, so you can enjoy changing the network cross freely. The toughness, sound pressure, and full-bodied mid-high range sound are appealing, which is unbelievable for some input. There are small scratches and paint peeling (Oikawa Tetsuji)
Maintenance information: 2023.9.9 maintained (diaphragm installation adjustment (vibration plate is equipped with D8R2421)
Accessories: none
Main specifications: 1 inch driver, 500 to 20,000 Hz, 8 ohms, W145 x D97 mm, 5.1 kg/bottle