Disposal prices have been reduced! (Member discounts do not apply) 2023/3/8 Sales price 248,000 yen A horn-type super tweeter developed for the 4-way ultra-high range. The structure of the diaphragm, equalizer, horn, etc. is different from the SG-17 series. A titanium dome diaphragm and mylar edge are used. It's a pretty energetic and powerful sound. There are paint peeling and rust spots on the exterior (Tamura Eiji)
Maintenance information: 2023.3.8 oscillator check OK
Accessories: none
Main specifications: horn type tweeter frequency 4,000 to 25,000 Hz recommended crossover 5,000 Hz impedance 16 ohms titanium diaphragm with FRP edge 5 kg diameter 125 x depth 115 mm
The price has been drastically reduced! 2023/2/15 sales price 99,800 yen maintenance completed! The 175DLH horn is famous for its crisp, dry, and rich sound. While it has a sound that comes through quickly, it has a thick sound without being too stiff, and the honeycomb lens disperses the sound, making it one of the most famous machines. There is some paint peeling on the exterior. Serial 9539/9555 (Kimiya Miura)
Maintenance information: 2023.2.15 Maintained (diaphragm installation adjustment. Insulated washer, screw pad, dampener replacement. DCR (7.6/6.3 ohms, no damage to the diaphragm)
Accessories: no accessories
Main specifications: LE175/1 inch driver, 8 ohms, maximum sound pressure level, 108 dB, frequency characteristics, 800 Hz to 15 kHz, directivity, 60 degrees (cone), allowable input, 30 W, W145 x H145 x D270 mm, 5.9 kg
The price has been drastically reduced. 2023/2/22 sales price 330,000 yen manufacturer maintenance completed. Comes with original box A 55.5 mm diameter titanium diaphragm is used for the mid-range driver unit diaphragm using a titanium diaphragm, and an (FRP) edge is used for the edge. The outer ring has small scratches, dullness, etc. (Oikawa Tetsuji)
Maintenance information: 2023.2.22 manufacturer maintenance completed (edge correction/gap cleaning/assembly CAP screw replacement/nozzle screw replacement)
Accessories: original box
Main specifications: playback frequency 100 to 6000 Hz impedance 16 ohms diameter 130 x depth 120 mm weight 7.2 kg
The price has been drastically reduced. 2023/2/7 sales price 79,800 yen is representative of JBL's 1-inch driver unit. The playback bandwidth is wide, so you can freely switch between network crosses and enjoy. Toughness, sound pressure, and full mid- and high-pitched sounds that leave nothing to be desired with a few inputs are attractive. There is some paint peeling on the exterior. Serial 40175/46294 (Kimiya Miura)
Maintenance information: 2019.7.20 Maintained (insulating washer, pad dampener, screw replacement. (Diaphragm mounting adjustment)
Accessories: no accessories
Main specifications: 1 inch screwdriver 500-20,000 Hz 8Ω W145 x D97 mm 5.1 kg/book
The price has been reduced. 2022/4/3 sales price 60,000 yen mid-range driver 2470. Although it is 1 inch, it is a driver that can come out at 500 Hz, and it resonates with a very supple and good expression. The screw on the lid is crushed and I can't open it. Serial 6544 6521 (Takasaki Atsushi)
Maintenance information: 2022.4.3 sound output confirmed
Accessories: none
Main specifications: playback frequency band 500 to 12,000 Hz recommended crossover 500 Hz 16 ohms maximum input 50 W 117 dB slot diameter 2.5 cm
※ There is no problem with operation, but since it is inexpensive, there is no guarantee, and it is currently sold. A rare AIDEN driver. A smooth, unobtrusively, and refreshing tone. Sometimes the cymbals sound great and resonate in my ears. The exterior is smudges and small scratches throughout (Mizusaki Ryo)
Maintenance information: 2022.12.24 operation confirmed
Accessories: none
Main specifications: 8 ohms frequency characteristics 600 to 20,000 Hz 4.26 kg
The price has been reduced! 2023/1/13 sales price 34,800 yen Radiant 1 inch screwdriver. Currently, it is ALTEC specification. There are few quirks and the sound is quick and easy to pass through. (TAMURA Eiji)
Maintenance Information: 2023.1.13 Oscillator check OK
Accessories: no accessories
Main specifications: 1 inch 8Ω 800hz to 21khz crossover 800hz sensitivity 111dB
Disposal prices have been reduced. (Member discounts do not apply.) 2022/8/22 sales price 10,000 yen*Currently on sale. TOA loudspeaker driver. The compatible horn appears to be the company's IH-35E. The condition is relatively good (Itsuro Mizushima)
Maintenance information: 2022.8.22 operation confirmed
Accessories: none
Main specifications: rated input 35 W 110 dB 150 to 5,800 Hz external dimensions 114 φ×178 mm 2.9 kg
※1 bottle only. There is no problem with operation, but since it is inexpensive, it is currently sold. Mid-range driver unit for elevators. It is a model that was also used by the company's SENTRY3, etc. There are scratches and paint peeling (Oikawa Tetsuji)
Maintenance information: 2023.1.15 operation confirmed
Accessories: none
Main specifications: 8Ω 105dB frequency characteristics 500Hz to 6kHz ±5dB (8HD horn) 400Hz to 6kHz ±5dB (HR9040 horn) diameter 104x depth 87mm 2.2 kg
※1 bottle only. A 2-inch screwdriver used for A5 systems, etc. A cost-effective masterpiece with a full sense of density and volume in the midrange that cannot be enjoyed with a 1-inch driver. It is also recommended as an introduction for 2-inch screwdrivers. The exterior is dull and has small scratches. Serial 0371 (Yonejima Satoshi)
Maintenance information: 2023.1.15 Maintained (disconnection repair)
Accessories: no accessories
Main specifications: 2 inch driver ferrite magnet voice coil diameter 2.8 inch impedance 8 ohm output sound pressure level 111 dB/W/m frequency band 500 Hz to 15,000 Hz maximum input 15W 40W (peak) recommended horn MR94/MR64 size 193 φD147 mm weight 13.8 kg recommended network N500F
The price has been drastically reduced. 2022/12/25 sales price 128,000 yen This is a 2-inch driver used in the late A5. The overwhelming sense of energy is fascinating. The paint has peeled off on the exterior, and there are some corrosion marks (Murakoshi Yoichi)
Maintenance information: 2016.4.23 Maintained (terminal replacement. Edge deformation correction, center adjustment)
Accessories: none
Main specifications: ferrite magnet playback frequency band 500 to 15000 Hz recommended crossover frequency 500 Hz impedance 16 ohms (actual measurement/11/11 ohms) output sound pressure level 112 dB 13.8 kg/book
The price has been reduced. 2022/11/1 sales price 99,800 yen A compression driver that was also used in the S9500. It features a speedy sound with good response due to the combination of a titanium diaphragm and a neodymium magnet. The exterior is scratched, dull, and there is a feeling of use (Katsutsugu Hiura)
Maintenance information: 2022.10.30 sound output confirmed
Accessories: none
Main specifications: 16 ohms allowable input 150 W 500 Hz to 20 kHz crossover frequency 500 Hz diameter 168 x depth 142 mm 4.8 kg/book
Disposal prices have been reduced. Member discounts do not apply. 2022/10/27 sales price 79,800 yen maintenance completed! Professional 1" Alnico screwdriver It was also used in the early 4344, and the thick mid to high range is attractive. The exterior is dull and dirty. Serial 10327/11404 (Kimiya Miura)
Maintenance information: 2022.10.25 Maintained (diaphragm installation adjustment. Insulated washer, screw pad, dampener replacement. DCR (7.4/7.8Ω diaphragm without damage)
Accessories: no accessories
Main specifications: 16 ohms maximum allowable input 60 W frequency band 800 Hz to 20 kHz W146 x H146 x D98 mm
The price has been reduced. 2021/12/22 sales price 99,800 yen ※The diaphragm is a compatible product and the impedance seems to be 8 ohms, so it's cheap. 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 are played with a sound that makes you think of jazz. There are paint peeling, small scratches, etc. (Oikawa Tetsuji)
Maintenance information: 2021.12.22 operation confirmed
2020.1.24 Maintained (partial rework adjustment due to diaphragm damage. Insulating washer, pad dampener, screw replacement. (*The diaphragm is a compatible product and the impedance seems to be 8 ohms)
Accessories: none
Main specifications: frequency characteristics 500 to 18 kHz crossover 500 Hz 16 ohms diameter 175 mm height 145 mm approx. 11.8 kg/book
The price has been reduced. 2020/5/17 sales price 49,800 yen It's cheap because paint peels off a lot. Professional model in the LE175 class. You can enjoy a comfortable sound with deep sound even in the JBL Professional 1-inch series. It is a rare model that is relatively infrequent in stock. (Murakoshi Yoichi)
Maintenance information: 2020.5.17 sound output confirmed, 2009.11.14 maintenance (repair details: internal cleaning, fram adjustment, balance adjustment, felt replacement, rust removal under the fram.)
Accessories: none
Main specifications: slot diameter 2.5 cm impedance 16 ohms sound pressure level 117 dB frequency characteristics 800 Hz to 15 kHz crossover frequency 500 Hz or more Voice coil diameter/material 4.4 cm, aluminum diameter 114 x depth 98 mm 3.7 kg
The price has been reduced. 2022/9/23 sales price 50,000 yen driver with unknown details such as model number and specs. I've checked the sound output by sweeping. The exterior is smudgy and paint is peeling (Mizusaki Ryo)
Maintenance information: 2022.9.23 operation confirmed (sweep test OK)
Accessories: none
Main specifications: W125 x H125 x D105 mm weight 2.9 kg (actual measurement)
This is a 2-inch driver used in late A5 models. The overwhelming sense of energy is fascinating. There are some abrasions on the exterior (Murakoshi Yoichi)
Maintenance information: 2022.12.24 sound output confirmed
Accessories: none
Main specifications: ferrite magnet playback frequency band 500 to 15000 Hz recommended crossover frequency 500 Hz impedance 16 ohms (actual measurement/11/11 ohms) output sound pressure level 112 dB 13.8 kg/book
Disposal prices have been reduced! (Member discounts do not apply) 2022/12/4 sales price 99,800 yen Altec's 1.5-inch ferrite driver. An American sound that is so clear and powerful. The wide-area characteristics unique to Altec, which stretches quickly while being rounded, resonate comfortably. Both diaphragms are logoed. There is a feeling of use on the exterior such as scratches and dullness. Serial 9727 9736 (Asae Tomonori)
Maintenance information:2022.12.4 operation confirmed
Accessories: none
Main specifications: 1.5 inch coaxial unit, 8 ohms, playback frequency band, 500 to 15,000 Hz, maximum input 100 W, 13.8 kg
Phenol-impregnated linen is used for the diaphragm, and it makes you hear a solid mid-range sound with a sound that is familiar to the ear. Recommended for those looking for a soft driver sound. There is a feeling of use such as appearance and dullness (Kobayashi Hitoshi)
Maintenance information: 2022.12.6 maintenance completed (sound absorbing material replacement)
Accessories: none
Main specifications: playback frequency band 500 to 12,000 Hz recommended crossover 500 Hz 16 ohms maximum input 50 W 117 dB slot diameter 2.5 cm
* There is no problem with the diaphragm, but sound absorbing material is attached to the internal mesh cap, the internal wiring and terminals have been changed to WBT, and the exterior is rusty, so they are currently sold cheaply. TAD's popular 2-inch driver, where you can enjoy a powerful sense of energy in the exhilarating high frequencies and naturally expanding sound field. You can enjoy precise vocals and sharp sounds with a beryllium diaphragm and expensive Alnico magnets (Oikawa Tetsuji)
Maintenance information: 2022.12.11 operation confirmed (good sweep test)
Accessories: instruction manual
Main specifications: mid to high range driver beryllium diaphragm aperture 49.2 mm 600 to 20,000 Hz recommended crossover frequency 600 Hz Alnico magnet impedance 16 ohm efficiency 110 dB W178 x H178 x D156 mm 12.6 kg
*Currently on sale. Comes with horn 2373 Replaced for a genuine D8R2416-1 diaphragm A driver mounted on a stage monitor such as the MR802. It seems that crossovers can be used from around 1.2 kHz. It's a crisp and straight way to sound (Itsuro Mizushima)
Maintenance information: 2022.12.9 operation confirmed
Accessories: horn (2373)
Main specifications: 8ohm W370 x H130 x D235 mm 3.5 kg
A representative example of JBL's 1-inch driver unit. The playback bandwidth is wide, so you can freely switch between network crosses and enjoy. Toughness, sound pressure, and full mid- and high-pitched sounds that leave nothing to be desired with a few inputs are attractive. There is a scratch on the diaphragm. There is a feeling of use on the exterior, such as scratches and dullness over time (Daiki Goto)
Maintenance information: 2022.11.22 Maintained (diaphragm installation adjustment.
The following parts were replaced DCR (46869/6.2 ohm diaphragm without scratches)
DCR (45713/5.3 ohm diaphragm with scratches))
Accessories: none
Main specifications: 1 inch driver 500-20,000 Hz 8Ω W145 x D97 mm 5.1 kg/book measured impedance 57432:18 Ω, 57412:10 Ω
Good degree! TAD's popular 2-inch driver, where you can enjoy a powerful sense of energy in the exhilarating high frequencies and the sound field that spreads naturally. You can enjoy precise vocals and sharp sounds with a beryllium diaphragm and expensive Alnico magnets. There are dullness and small wounds (Sasaki Shota)
Maintenance information: 2022.12.5 operation confirmed
Accessories: copy of specifications
Main specifications: Mid-high range driver Beryllium diaphragm aperture 49.2 mm 600 to 20,000 Hz Recommended crossover frequency 600 Hz Alnico magnet impedance 16 Ω Efficiency 110 dB W178 × H178 × D156 mm 12.6 kg
Disposal prices have been reduced. Member prices are not applicable. 2022/11/21 sales price 250,000 yen Maintenance completed. It is a famous compression driver equipped with late PARAGON models. It uses a heavyweight magnetic circuit, and the sense of scale that is unbeatable to 375 is truly true. There is a scratch on one side of the diaphragm (Tetsuji Oikawa)
Maintenance information: 2022.11.21 Maintained (diaphragm installation adjustment, insulation washer, pad dampener, screw replacement DCR (10615/8.3Ω diaphragm not scratched) DCR (10912/7.9Ω diaphragm scratched)
Accessories: none
Main specifications: 2 inch Alnico magnet frequency band 500 to 18,000 Hz allowable input 60 W 16 Ω (measured DC resistance 8.3 ohm/7.9 Ω) throat diameter 5.0 cm dimensions 180 x depth 130 mm weight 11.8 kg/book
Disposal prices have been reduced. Member discounts are not applicable. 2022/11/9 sales price 178,000 yen Maintained! This is a professional model with a 2 inch driver from JBL. A driver that is thick yet excels at expressing a delicate touch. It is only 2 inches and has excellent mid-range sound pressure and momentum. Exterior, paint peeling, and small scratches (Hitoshi Kobayashi)
Maintenance information: 2022.11.8 maintenance (diaphragm installation adjustment, insulation washer, pad dampener, screw replacement.)
Accessories: none
Main Specifications: 2" Driver Alnico Magnet 16Ω 500Hz to 18,000Hz Recommended Crossover Frequency 500Hz Diameter 178 x Depth 137 mm Weight 11.3 kg
Disposal prices have been reduced. Member discounts are not applicable. 2022/11/9 Sales price 198,000 yen*Inexpensive because the age and plates are different on the left and right. Maintained! JBL's famous instrument 375. It has been incorporated into a number of famous machines to create a rich sound. In particular, the sense of energy and density of the mid-range due to the rolled edge is outstanding, and the vocals are sensual. The treble that stretches without hitting your ears is also attractive. Appearance, paint peeling, dullness, etc. (Hitoshi Kobayashi)
Maintenance information: 2022.11.8 maintenance (diaphragm installation adjustment, insulation washer, pad dampener, screws, red terminal replacement.)
Accessories: none
Main specifications: 2 inch driver frequency band 500 Hz to 10 kHz crossover 500 Hz or more sound pressure level 108 dB impedance 16 Ω diameter 180 x depth 130 mm weight 11.8 kg/bottle
Disposal prices have been reduced! (Member discounts do not apply) 2022/8/1 sales price 79,800 yen Maintenance completed! Representative of JBL's 1-inch driver units. The playback band is wide, so you can freely change the network cross and enjoy it. Toughness, a sense of sound pressure, and fulfilling mid and high sounds that are packed with body are attractive, which are not a thing for some input. The exterior has a feeling of use due to age scratches, dullness, etc. Serial 6175 6210 (Asane Tomonori)
Maintenance information: 2022.8.1 operation confirmed 2021.12.28 maintained (diaphragm installation adjustment
(The operation of replacing the insulated washer, screw, and pad dampener has been confirmed)
Accessories: none
Main specifications: 1 inch driver 500~20,000 Hz 8Ω W145 x D97 mm 5.1 kg/book
Prices have been reduced. The 2022/11/17 sales price is 250,000 yen. Maintained! JBL's famous instrument 375. It has been incorporated into a number of famous machines to create a rich sound. In particular, the sense of energy and density of the mid-range due to the rolled edge is outstanding, and the vocals are sensual. The treble that stretches without hitting your ears is also attractive. Appearance, dullness, and rubbing (Kobayashi Hitoshi)
Maintenance information: 2022.11.15 Maintenance completed (sound-absorbing material replaced, operation confirmed)
Accessories: none
Main specifications: 2 inch driver frequency band 500 Hz to 10 kHz crossover 500 Hz or more sound pressure level 108 dB impedance 16 Ω diameter 180 x depth 130 mm weight 11.8 kg/bottle
1 bottle only. A driver unit used in the ALTEC A7-8, etc. A Symbiotech diaphragm is adopted, and wideband playback is possible when combined with an 811B sectional horn. Overall, there are stains, paint peeling, etc. There is a dent mark on the diaphragm (Daiki Goto)
Main specifications: 1 inch impedance 8 ohms frequency characteristics 800 Hz to 20 kHz allowable input 50 W depth 83 mm approx. 2.7 kg
Disposal prices have been reduced. (Member discounts are not applicable) 2021/12/16 Sales price 79,800 yen Familiar 1-inch driver from Lancer L101, etc. It features a smooth, stretchy high range. Compared to the LE85, you can enjoy a natural, deep sound. It is a relatively mild and supple expression for JBL. The exterior has dullness and paint peeling. (Fujisawa Yukishi)
Maintenance information: 2021.6.25 operation confirmed (band check OK, pad dumper deterioration removal)
Accessories: none
Main specifications: 1 inch driver 8 ohm crossover 500 Hz 108 dB diameter 114 x D98 mm weight 4.1 kg
The price has been reduced! A 1.5-inch ferrite driver from Altec with a selling price of 99,800 yen on 2022 11/5. The American sound is clear and powerful. The wide-area characteristics unique to Altec that are rounded yet stretch quickly resonate comfortably. Both diaphragms have a logo. The exterior has a feeling of use such as scratches and dullness. Serial 9727 9736 (Asane Tomonori)
Maintenance Information: 2022.11.5 Operation confirmed
Accessories: none
Main specifications: 1.5 inch coaxial unit 8Ω playback frequency band 500-15,000 Hz maximum input 100W 13.8kg
The price has been reduced. 2022 9/8 sales price 29,800 yen*Currently sold products. TOA 1 inch driver Combined with a radial horn, a mid-high pitch speaker is formed, and clear playback sound is possible. Compatible horns are the company/HRH-651/HSH-651. The compatible network is company/HNW-151-8/HNW-251-8 (Fujisawa Yukishi)
Maintenance Information: 2022.9.8 Operation confirmed
Main specifications: impedance 8 ohms output sound pressure level 105 dB/W/m playback frequency band 500 to 15,000 Hz throat diameter 25,4 mm diameter 152 x depth 128 mm weight 4.5 kg/book
The price has been reduced. 2022 8/20 sales price 99,800 yen maintenance completed. The 175DLH horn is famous for its crisp, dry, and rich sound. It is one of the most famous machines with a beehive lens that disperses sound with a thick sound that is not too hard, even though it has a sound that falls out quickly (Sasaki Shota)
Maintenance Information: 2022.8.30 Maintained (Diaphragm Installation Adjustments. Insulating washers, screws, and pad dampeners replaced. DCR (10794/6.2Ω No Diaphragm Scratches) DCR (10810/6.3Ω No Diaphragm Scratches))
Accessories: none
Main Specifications: LE175/1 inch driver 8Ω maximum sound pressure level 108dB frequency characteristic 800Hz to 15kHz directivity 60 degrees (cone) allowable input 30W W145 x H145 x D270 mm 5.9 kg
The price has been reduced. A 1.5-inch ferrite driver from Altec with a sales price of 99,800 yen on 2022 7/13. The American sound is clear and powerful. The wide-area characteristics unique to Altec that are rounded yet stretch quickly resonate comfortably. There is a small scratch on one side of the diaphragm (Oikawa Tetsuji)
Maintenance Information: 2022.6.21 Operation confirmed
Accessories: none
Main specifications: 1.5 inch coaxial unit 8Ω playback frequency band 500-15,000 Hz maximum input 100W 13.8kg
The price has been drastically reduced! The sales price is 79800 yen, and maintenance has been completed on July 14, 2019 JBL 1 inch driver It is a model that has been installed in many of the company's 43 series, etc., and is easy to balance when combined with various woofers and tweeters. There is a small dent in one diaphragm, but there is no problem with operation (Wang Zhan)
Maintenance Information: 2018.11.13 Maintained (diaphragm installation adjustment, insulating washer, pad dampener, screw replacement. There is a small scratch on the diaphragm)
Accessories: none
Main specifications: 1 inch driver throttle diameter 25mm 16Ω (measured DCR 6.0ω/5.9Ω) 118 dB frequency characteristic 800 Hz to 20 kHz crossover frequency 500 Hz or more 5.1 kg/piece
The price has been reduced. A compression driver that was also used in the S9500 with a sales price of 99,800 yen on 2022 11/1. The combination of a titanium diaphragm and a neodymium magnet features a responsive, speedy sound. The exterior has a feeling of abrasions and dullness (Katsutsugu Hiura)
Maintenance information: 2022.10.30 sound output confirmed
Accessories: none
Main specifications: Allowable input 150W 500Hz to 20kHz crossover frequency 500Hz diameter 168 x depth 142 mm 4.8 kg/book
The disposal price has been reduced! (Member discounts are not applicable) 2022 7/15 Sales price 79,800 yen An impressive 1-inch driver with a smooth, stretchy high range. Compared to the LE85, you can enjoy a natural, deep sound. It is a relatively mild and supple expression for JBL. The exterior has been peeled off in some places, and there are simple repair marks. Serial 27589 31280 (Yamato Yuki)
Maintenance Information: 2022.7.15 Operation confirmed
Accessories: none
Main specifications: 1 inch driver 8 ohm crossover 500 Hz 108 dB diameter 114 x D98 mm weight 4.1 kg
The disposal price has been reduced! (Member discounts are not applicable) 2022 9/20 Sales price 148,000 yen Driver unit suitable for sound reproduction for large halls and theaters modeled after a standard 2-inch 375. The high frequency characteristics have been extended while retaining a vintage feel. Play the cymbal with a sound that makes you think this is jazz. There are scratches and a feeling of use. There is a slight dent in the diaphragm (Makino Yoshitaka)
Maintenance Information: 2022.9.20 Maintained (Diaphragm Installation Adjustments. (Insulating washer, pad dampener, screw replacement)
Accessories: screws
Main specifications: frequency characteristics 500 to 18 kHz crossover 500 Hz 16 ohms diameter 175 mm height 145 mm approx. 11.8 kg/book
The price has been reduced! 2022 7/4 sales price 79,800 yen maintenance completed! Representative of JBL's 1-inch driver units. The playback bandwidth is wide, so you can freely change the network cross and enjoy it. Tough neffness, sound pressure, and full mid-high sounds that don't make sense for a bit of input are attractive. The exterior has a feeling of use such as scratches and dullness over time. Serial 6175 6210 (Asane Tomonori)
Maintenance information: 2022.7.4 Maintained (vibration field installation adjustment*The diaphragm seems to be compatible with Altec. DCR 6175/6.8Ω diaphragm scratched DCR 6210/6.9Ω diaphragm scratched)
Accessories: none
Main specifications: 1 inch driver 500-20,000 Hz 16Ω W145 x D97 mm 5.1 kg/book
Maintained! JBL masterpiece 375. It is incorporated into a number of famous machines and produces a rich sound. In particular, the sense of energy and density of the mid-range due to the rolled edge is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. The exterior may have stains due to aging, paint peeling, etc. Serial 17336/17628 (Miura Kimiya)
Maintenance Information: 2022.9.24 Maintained (Insulating Washer, Pad Dampener, Screws, SP Terminal Replacement. Vibrating plate installation adjustment)
Accessories: There are no accessories
Main specifications: 2 inch driver frequency band 500 Hz to 10 kHz crossover 500 Hz or more Sound pressure level 108 dB impedance 16 ohms diameter 180 x depth 130 mm weight 11.8kg/book
The price has been drastically reduced. 2022/9/10 selling price 250,000 yen PARAGON It is a famous compression driver equipped with the late PARAGON model. It adopts a heavyweight magnetic circuit, and the sense of scale that is comparable to 375 is truly true. In appearance, there are abrasions, connection marks. Serial 11290/11302 (Katsuji Hiura)
Maintenance information: 2022.9.10 operation confirmed
Accessories: none
Main specifications: 2 inch alnico magnet frequency band 500 to 18,000 Hz allowable input 60W 16Ω throat diameter 50mm dimensions diameter 180 x depth 130 mm weight 11.8 kg/book
The price has been reduced! 2022/8/29 selling price 59,000 yen This is a driver for the JBL mid-high range. It is also used in the S2600 and S3500, etc., and the well-balanced sound quality that coexists with strength and delicacy is truly JBL. It can be used with various systems with an easy-to-use spec. Serial 40899 40900 (Asaine Tomoho)
Maintenance information: 2022.8.29 Bandwidth check good
Accessories: none
Main specifications: High frequency driver Throat diameter 25mm Impedance 8Ω Frequency range 500Hz to 20kHz Pure titanium crossover frequency 800Hz W147 × H147 × D105mm 4.3kg
Maintenance has been completed! Popular 1 inch screwdriver It is a familiar model from A7, MODEL19, etc. The light mid-high range with good omission is unique to ALTEC. You can experience the clear American sound. The exterior has dullness and rust due to age. Serial 13815, 13832 (Kimiya Miura)
Maintenance information: 2022.9.3 Maintained (disconnection repair. Lead wire replacement. Inspection of each part. (Operation check)
Accessories: No accessories
Main specifications: Alnico magnet frequency band 1,200 Hz to 20,000 Hz recommended crossover 1,200 Hz 114 × 94 mm 3.2 kg
The price has been reduced. 2022/9/4 Selling price 250,000 yen Field (excitation) type driver* Since there is no field power supply, the sound output operation has not been confirmed, but continuity has been confirmed. It is FC400ω/400Ω (DCR) VC10.5ω/10.5Ω (DCR). The exterior is dull, and the paint is peeling off (Yasuhito Koshihama)
Maintenance information: 2022.9.4 Store operation check (continuity check only, make sure the field coil, voice coil are not broken, measure DCR with tester)
Accessories: none
* Currently sold item. TOA's 1-inch screwdriver This is the same mount as the Altec 1". It is combined with a radial horn to compose a speaker for medium and high pitches, and clear playback sound is achieved. The exterior is dull, and there are small scratches (Wang Exhibition)
Maintenance information: Sound check OK with 2022.9.1 sweep
Accessories: none
Main specifications: 8Ω Output sound pressure level 105 dB/W/m Playback frequency band 500 to 15,000 Hz Throat diameter 25.4 mm Diameter 120 x depth 105 mm Weight 4.4 kg/book