The price has been drastically reduced. 2024/11/26 Sales price 69,800 yen Maintenance completed! 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. Exterior, paint deterioration, dullness, rust, scratches, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.11.26 maintenance completed (diaphragm installation adjustment, pad dampener, mounting screw replacement, terminal contact part cleaning, ultrasonic cleaning of terminal dirt, insulation bushing replacement, diaphragm cleaning)
Accessories: original box, instruction manual
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 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. 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 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 reduced. 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 reduced! 2025/5/23 sales price 99,800 yen ※It is cheap because it is in poor condition. 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 is peeling off (Tomoho Asae)
Maintenance information: 2025.5.23 sound output confirmed
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. 2025/4/23 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 discounts are not applicable. 2025/5/18 sales price 250,000 yen Maintenance completed. This compression driver is famous for being installed in late PARAGON models. It uses a heavyweight magnetic circuit, and the sense of scale that is comparable to 375 is truly remarkable. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.5.18 Maintenance completed (magnetic circuit gap cleaning/center adjustment, sound absorbing material replacement, terminal cleaning/screw replacement)
Accessories: none
Main specifications: 2 inch Alnico magnet, frequency band, 500 to 18,000 Hz, allowable input, 60 W, 16 ohms, throat diameter: 5.0 cm, diameter: 180 mm, depth: 130 mm, weight: 11.8 kg
The price has been reduced. 2025/5/20 sales price 79,800 yen ※Inexpensive due to poor condition. Maintained! A typical Altec 1-inch driver mounted on Valencia and A7. The fact that it blows up without a ceiling is an appeal like no other. The sensitivity is also very high, and the vivid production is a first-class product. There is a scratch on the diaphragm, and there is overall corrosion (Oikawa Tetsuji)
Maintenance information: 2025.5.20 Maintained (vibration plate installation adjustment
DCR (A 7.6ohm vibrating plate scratch ant) (B7,3 ohm vibrating plate scratch ant) insulation bushing deterioration replacement)
Accessories: none
Main specifications: frequency characteristics, 500 Hz to 20 kHz, allowable input, 30 W, impedance, 8 ohms, output, sound pressure level: 107 dB, crossover frequency: 500 Hz or more, throat diameter: 25 mm, compatible horn: 511B, 811B, diameter 114 x D83 mm, 2.6 kg
Maintained in 2021. An impressive 1-inch driver with a smooth, stretchy high range. Compared to the LE85, the sound is natural and has a sense of depth (Daiki Goto)
Maintenance information: 2021.11.2 Maintained (diaphragm installation adjustment. Insulating washers, screws, and pad dampeners replaced. DCR (15295/6.2 ohm diaphragm undamaged) DCR (15304/6.2 ohm diaphragm undamaged)
Accessories: none
Key Specifications: 1 inch driver, 8 ohm, crossover, 500 Hz, 108 dB, diameter: 114 x D98 mm, weight: 4.1 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
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 attractive for slight input (Wang Zhan)
Maintenance information: 2025.5.2 maintained (vibration plate installation adjustment, pad dampener and mounting screws replaced. Insulating bushing replacement. Dispensing terminal contact part cleaning, vibration plate terminal contact part cleaning)
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
*Currently sold. 9cm hard dome scoker unit There is a dent in the grill, and the tip of the negative terminal is slightly cracked (Oikawa Tetsuji)
Maintenance information: 2025.5.14 Operation confirmed
Accessories: none
Main specifications: 8 ohms 97 dB crossover 500 Hz diameter 180 x depth 155 mm 3.0 kg