The price has been drastically reduced! 2023/5/10 sales price 298,000 yen Maintained! A powerful Alnico magnet driver that can handle the A5 mid-range. The dense mid-high, which can only be produced by the biggest heavyweight compression driver in the series, seems to penetrate the entire body with a rich and rich sound. There is a feeling of use on the exterior due to dullness, rust, scratches, etc. (Jun Tamai)
Maintenance information: 2024.5.10 maintained (magnetic circuit rust removal/gap cleaning/center adjustment, diaphragm gap correction, sound absorption material, brand new attachment, terminal cleaning, screw replacement nut, washer rust removal, bolt rust removal/fixed exterior cleaning)
Accessories: none
Main specifications: frequency characteristics, 500 Hz to 16 kHz, 16 ohms, allowable input, 40 W, output, sound pressure level, 112 dB/w/m, suitable crossover, 500 Hz, voice coil diameter 71 mm, compatible horns/311-90, 311-60, 329A/multi-seller horn diameter 179 x depth: 148 mm, 13.3 kg/book
Maintained! The classic model for professional 1" screwdrivers. It is installed in many of the company's 43 series, etc., and is a driver that is easy to balance with various woofers and tweeters (Daiki Goto)
Maintenance information: 2024.5.9 Maintained (diaphragm installation adjustment, pad dampener, mounting screw rust replacement. Waste material terminal contact part cleaning, terminal dirt cleaning, insulation bushing replacement. Diaphragm dirt cleaning. DCR (44006/55ohm diaphragm undamaged), DCR (44007/55ohm diaphragm undamaged))
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! 2024/4/28 sales price 79,800 yen Maintained! The classic model for professional 1" screwdrivers. It is a driver that is installed in many of the company's 43 series, etc., and is easy to balance even when combined with various woofers and tweeters. The exterior has a feeling of use such as dullness, small scratches, and abrasions (Asaine Tomoho)
Maintenance information: 2024.4.28 Maintained (diaphragm installation adjustment
Replace the following parts DCR (no scratches on the 164164/6.3 ohm diaphragm)
DCR (63913/6.4.ohm diaphragm, 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) 2024/4/22 sales price 148,000 yen 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 is peeling off. Serial 32769, 32799 (Fujisawa Yukishi)
Maintenance information: 2024.4.22 maintained (diaphragm installation adjustment, pad dampener replacement)
Accessories: No accessories
Main specifications: frequency characteristics, 500 to 18 kHz, crossover, 500 Hz, 16 ohms, diameter: 175 mm, height: 145 mm, approx. 11.8 kg/bottle
Maintained! Driver unit used for A7, etc. Wideband playback is possible by combining it with a 511B horn and an 811B horn. This model is a must-see for those aiming for a clear and firm sound (Sasaki Shota)
Maintenance information: 2024.4.13 Maintained (magnetic circuit gap cleaning/center adjustment, terminal cleaning, lead break 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/1
Maintained! The 175 DLH horn is famous for its crisp, dry, and rich sound. While it has a sound that comes off quickly, it has a thick sound without being too hard, and it is a famous machine with a honeycomb lens that disperses sound. The exterior has scratches and a feeling of use over time. Serial 37086 36964 (Tomonori Asaine)
Maintenance information: 2024.4.9 maintained (magnetic circuit rust removal gap cleaning diaphragm adjustment screw replacement center adjustment terminal, 1 exterior cleaning horn, paint plate reapplied)
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 disposal price has been reduced. Member prices are not applicable. 2024/4/8 sales price 198,000 yen This is a 2-inch compression driver that is also installed in the company's studio monitor CD-3820. Since the mounting position is common with the JBL 2-inch driver, it is a driver that can be enjoyed not only between GAUSS units, but also with JBL units. There is something like a white stain on the diaphragm (Oikawa Tetsuji)
Maintenance information: 2024.4.8 operation confirmed
Accessories: none
Main specifications: 2 inch compression driver playback frequency band 600 Hz to 13 kHz impedance 8 ohms diameter 178 x D 145 mm 13.1 kg
The price has been reduced. 2024/4/6 sales price 79,800 yen Maintained! Standard model of JBL's 1-inch driver unit. 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 attractive for some input. The diaphragm is original, and there are scratches in places (Kojima Yosuke)
Maintenance information: 2024.4.6 maintained (diaphragm installation adjustment
Replace the following parts. DCR (37658/6.1 ohm diaphragm no scratch) DCR (38816/5.7 ohm diaphragm no scratch)
Accessories: none
Main specifications: 1 inch driver 500 to 20,000 Hz 8 ohms serial 37658/38816 W145 x D97 mm 5.1 kg/bottle
This is a JBL 2-inch driver, professional model. This screwdriver is perfect for those who want to make a thick, deep sound with a precious rolled edge type diaphragm. The exterior is generally good, although there is a feeling of use such as dullness and slight paint baldness (Asaine Tomoho)
Maintenance information: 2024.3.26 sound output confirmed (band check)
Accessories: none
Main specifications: 2 inch driver, Alnico magnet, 16 ohms, 500 Hz to 18,000 Hz, recommended crossover frequency: 500 Hz, diameter: 178 x depth: 137 mm, weight: 11.3 kg
*Since the diaphragm and internal wiring are not genuine products, they are inexpensive. Altec Green 1 inch 806A driver. It is a driver installed on famous aircraft such as Flamenco and Valencia. You can enjoy the extended mid-high range by combining it with the 811 horn and 511 horn. Serial 23004/18650 (Yasuhito Koshihama)
Maintenance information: 2024.3.10 storefront operation confirmed
Accessories: none
Main specifications: Playback frequency band 500 to 20,000 Hz 16 ohms output sound pressure level 105 dB 2.68 kg/piece
The disposal price has been reduced. Member discounts are not applicable. 2024/3/1 sales price 198,000 yen A rare driver unit from Onken (Onken). A titanium diaphragm, which was rare at the time, was used. Although it is a driver that covers a wide range of sounds from mid-bass to treble, it makes a very careful sound. When combined with your partner Woodhorn SC-500WOOD, you can enjoy a warm yet powerful sound. There is a feeling of use such as dirt and dullness (Takasaki Atsushi)
Maintenance information: 2024.3.1 sound output confirmed
Accessories: original box
Main specifications: titanium diaphragm playback frequency band 250 to 15,000 Hz 8 ohms maximum input 10 W 6.2 kg
The price has been drastically reduced! 2024/2/23 sales price 39,800 yen This is an 8 ohm specification Japanese 1 inch driver developed for professional use. A must-see for anyone who owns the company's AH-501 horn. It makes a penetrating treble and deep mid-range sound unique to CORAL. It is also recommended for those who make their own speakers. There is paint peeling on the exterior. Serial 1304, 1325 (Fujisawa Yukishi)
Maintenance information: 2024.2.23 Operation confirmed
Accessories: No accessories
Main specifications: throat diameter 25.4 mm (1 inch) sound pressure 104 dB impedance 8 ohms playback frequency 500 Hz-18 kHz magnetic flux density 18000 gauss maximum input 100 W diameter 120 x H74 mm 3.3 kg/piece
Horn screwdriver with the EAS-50HD15 set up. It is a popular L shape. As a matter of fact, the clear sound made in Japan is attractive. It is also recommended as an introduction to making your own at an affordable price. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.2.17 Operation confirmed
Accessories: none
Main specifications: horn type scoker 16 ohms (measured 14.8/15.6 ohms) 400 Hz to 5 kHz 106 dB 7.9 kg
Compression driver unit for medium to high ranges with a 49 mm throat diameter. The pure titanium diaphragm allows you to experience clear high frequencies with little distortion. There is a small dent in the diaphragm. There are paint peeling and scratches on the magnetic cover (Oikawa Tetsuji)
Maintenance information: 2024.2.12 Operation confirmed
Key Specifications: 2 inch driver, 500 to 20000 Hz, 8 ohm, 111 dB, neodymium magnet, 4.8 kg
*Currently sold. Pioneer's rare 90 degree bending horn+screwdriver set It is a hidden masterpiece from the heyday of audio, and the die-cast horn is also well-made. The powerful treble realistically reproduces jazz and rock. There are small scratches and dullness appropriate to the model year, and there is corrosion on the terminal (Oikawa Tetsuji)
Maintenance information: 2024.1.31 Operation confirmed
Main specifications: screwdriver with horn 800 to 16000 Hz 8 ohms 101 dB cutoff 500 Hz horn aperture: W270 x H115 mm
The price has been reduced. 2024/1/17 sales price 59,800 yen late Alnico model. 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 mid- to high-pitched sound are appealing for some input (Oikawa Tetsuji)
Maintenance information: 2024.1.17 storefront operation confirmed
Accessories: none
Main specifications: 1 inch driver, 500 to 20,000 Hz, 8 ohms (measured 6.1/6.1 ohms), W145 x D97 mm, 5.1 kg/bottle
A 2 inch low to mid range driver boasting high input tolerance and high efficiency. It can be used from 300 Hz. Phenol-impregnated linen is used for the diaphragm, and the sound has a slightly calmer impression than the aluminum one (Sasaki Shota)
Maintenance information: 2024.1.13 storefront operation confirmed
Accessories: none
Main specifications: impedance 16 ohms (measured 9.8/9.2 ohms) sound pressure level 118 dB frequency characteristics 300 Hz or more diameter 178 x depth 136 mm 11.3 kg
* There is no problem with operation, but since the diaphragm has been replaced, it is inexpensive and is currently sold. A typical TAD high range driver unit used in the Exclusive Model 2401Twin and Model2402. You can enjoy a powerful sense of energy in the exhilarating high frequency range and the naturally spreading sound field. The exterior is scuffed and dull (Oikawa Tetsuji)
Maintenance information: 2024.1.10 Operation confirmed
Accessories: original box
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 ohms (measured 8.8/9.2 ohms), efficiency 110 dB, W178 x H178 x D156 mm, 12.6 kg
The price has been drastically reduced! 2024/1/9 sales price 278,000 yen JBL masterpiece 375. 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 due to the rolled edge is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. There are scratches and paint peeling on the exterior. Also, the SP terminal has been replaced. Serial 25185 and 25194 (Tamura Eiji)
Maintenance information: 2023.4.20 Maintained (magnetic circuit overhaul, operation adjustment. Voice coil drawer cleaning, screw replacement, emblem floating range correction, cover and magnetic perimeter possible partial coloring)
Accessories: No accessories
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
There is no problem with the sound output operation, but since 1 washer is missing and there are different types, they are currently sold at a low price. 2-inch driver for multi-way PA and studio monitors This is a rare model equipped with a phenolic diaphragm. The bass is playable, perfect for jazz, rock, etc. (Shota Sasaki)
Maintenance information: 2024.1.3 sound output operation confirmed
Accessories: none
Main specifications: 2 inch driver impedance 8 ohms output sound pressure level 110 dB frequency characteristics 300 Hz to 7,000 Hz recommended crossover 500 Hz dimensions diameter 210 x depth 185 mm weight 7.5 kg/1
The price has been drastically reduced. 2023/12/30 sales price 79,800 yen This is a standard professional 1-inch screwdriver model. It is a driver that is installed in many of the company's 43 series, etc., and is easy to balance even when combined with various woofers and tweeters. There is a feeling of use due to appearance, dullness, small scratches, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2023.12.29 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 disposal price has been reduced! (Member prices are not applicable) 2023/12/28 sales price 248,000 yen ※ It is cheap because it is in poor condition such as oxidation or peeling. This is the SG-505TT driver for the mid and low range, which is the successor to the 555 series. It is also possible to shorten the length of the horn for a richer expression. By widening the 555's throat diameter to 30 mm compared to 17 mm, it is possible to have a richer expression and shorten the length of the horn. The exterior has peeling, rust, oxidation, etc. (Tamura Eiji)
Maintenance information: 2023.12.27 manufacturer maintained (disassembly inspection, single-sided VC replacement, edge correction, readjustment, impedance check, edge tension check, diaphragm check, voice coil check, equalizer adjustment)
Accessories: No accessories
Main specifications: Mid-range driver impedance 16 ohms maximum input 5 W output sound pressure level 110 db playback frequency band 100 to 6 kHz recommended crossover frequency 200 Hz, 4 kHz
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/27 sales price 248,000 yen Maintained at Goto Unit! Driver unit designed for medium to high ranges in 4-way systems. Titanium diaphragms and FRP edges are used for the vibration system. It's a pretty powerful and energetic sound. The strong magnetic force is also amazing. There is some oxidation and paint peeling on the exterior (Tamura Eiji)
Maintenance information: 2023.12.27 manufacturer maintained (disassembly inspection, single-sided VC replacement, edge correction, readjustment, impedance check, edge tension check, diaphragm check, voice coil check, equalizer adjustment)
Accessories: No accessories
Main specifications: 8 ohms playback frequency 500 to 18,000 Hz crossover 500 Hz to 5 kHz 114 dB
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/18 sales price 79,800 yen Maintained! 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 outstanding realism no matter which one you take. The exterior has dullness, scratches, rust, etc. due to use over time. Serial 73228 88138 (Tomonori Asaine)
Maintenance information: 2023.12.18 maintained (diaphragm installation adjustment throat cleaning DCR (no 688138/7.4 Ω vibration damage)
DCR (73228/7.3 ohm, no vibration damage) *The color of the diaphragm on one side is different. (There is an exchange history, but it is an original and not a replacement)
Accessories: none
Main specifications: throat diameter 5 cm; allowable input: 100 W; sound pressure level: 111 dB/w/m; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/1
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/15 sales price 79,800 yen Maintained! 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 outstanding realism no matter which one you take. The exterior has dullness, scratches, rust, etc. due to use over time. Serial 53400 63923 (Tomonori Asaine)
Maintenance information: 2023.12.15 Maintained (diaphragm installation adjustment throat cleaning DCR 63923/8,3 ohm, no vibration damage
(DCR 53400/7.8Ω vibration has scratches and small dents)
Main specifications: throat diameter 5 cm; allowable input: 100 W; sound pressure level: 111 dB/w/m; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/1
The price has been drastically reduced. 2023/12/12 Sales price 250,000 yen Maintenance completed. A 2-inch compression driver that is also mounted on the company's studio monitor CD-3820. Since the mounting position is common to the JBL 2-inch driver, it is a driver that can be enjoyed not only between GAUSS units, but also with JBL units. There is a slight dent in the diaphragm (Oikawa Tetsuji)
Maintenance information: 2023.12.12 maintained (diaphragm installation adjustment)
Accessories: none
Main specifications: 2 inch compression driver playback frequency band 600 Hz to 13 kHz impedance 16 Ω measured value (10.2 /10.0 Ω) φ178 × D145 mm 13.1 kg
The disposal price has been reduced! (Member discounts are not applicable) 2023/11/30 sales price 148,000 yen 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 exterior is in a state where paint has peeled off and rusted over time. Serial 23840 23833 (Yamato Yuki)
Maintenance information: 2023.11.30 Maintained (diaphragm installation adjustment, 8 insulating washers, 28 screws replaced) DCR (23840/7.5 ohm vibration scratches), DCR (23833/8.0 ohm vibration scratches) *There is no problem with operation even though it is minor.
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/bottle
A compression driver that was also used in the S9500. The combination of a titanium diaphragm and a neodymium magnet features a sound with a good response and a sense of speed (Yasuhito Koshihama)
Maintenance information: 2023.11.29 Operation confirmed
Accessories: 8 screws
Main specifications: 16Ω allowable input 150W 500Hz to 20kHz crossover frequency 500Hz diameter 168 x depth 142 mm 4.8 kg/book
The price has been reduced. 2023/11/29 sales price 99,800 yen This compression screwdriver was also used in the S9500. It features a combination of a titanium diaphragm and a neodymium magnet, and a sound with a good response and a sense of speed. Deterioration is seen in the pad dampener (Fujisawa Yukishi)
Maintenance information: 2023.11.29 Operation confirmed
Accessories: none
Main specifications: 16Ω allowable input 150W 500Hz to 20kHz crossover frequency 500Hz diameter 168 x depth 142 mm 4.8 kg/book
TAD treble driver. The compression driver technology taken over by ALTEC and JBL has been faithfully reproduced with current precision processing technology. It's a sharp, powerful sound with good sound skipping. The maximum input has been improved to 500W, and you can expect sound quality unique to a hard and overhanging TAD. There are no major scratches on the exterior (Oikawa Tetsuji)
Maintenance information: 2023.11.20 operation confirmed
Accessories: pedestal
Main specifications: Playback frequency band 500 to 22,000 Hz crossover 800 Hz 8 Ω beryllium diaphragm 109 dB triple slit rear type equalizer slot 2.54 cm W140 x H140 x D110 mm 6.4 kg
Maintained! JBL's famous instrument 375. It has been incorporated into a number of famous devices to create a rich sound. In particular, the sense of energy and density in the middle due to the rolled edge is outstanding, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. The exterior has rust spots and slight scratches on the diaphragm. Serial 19532, 21049 (Kimiya Miura)
Maintenance information: 2023.11.16 Maintained (diaphragm installation adjustment, internal wiring material replacement, pad dampener replaced. DCR (8.0 /7.9 Ω)
Accessories: 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: 11.8 kg/book
Hi-Fi Hall is in stock for the first time! It is a mid-range horn driver unit that uses Yamaha's luxurious high-purity beryllium diaphragm, and a driver with a clean sound quality without any Yamaha quirks. There aren't many exhibits, so be sure to take this opportunity! The degree is good for the model year (Fujisawa Yukishi)
Maintenance information: 2023.11.15 Operation confirmed
Accessories: none
Main specifications: impedance 8 ohm, domed beryllium, 108 dB, crossover, 500 Hz, playback frequency, 300 Hz to 15000 Hz, throat diameter, 35 mm, W165 x H144 mm, 6.75 kg
This is TAD's popular 2 inch driver, where you can enjoy a strong sense of energy in the exhilarating high range and the sound field that spreads naturally. You can enjoy precise vocals and sharp sounds with beryllium diaphragms and expensive alnico magnets. The exterior has dullness and oxidation. Serial LA9549/LA9560 (Tamura Eiji)
Maintenance information: 2023.11.6 Oscillator check OK
Accessories: no accessories
Main Specifications: Mid-High Range Driver Beryllium Diaphragm Caliber 49.2 mm 600 to 20,000 Hz Recommended Crossover Frequency 600 Hz Alnico Magnet Impedance 16 Ω Efficiency 110 dB W178 x D156 mm 12.6 kg
Comes with original box! This is TAD's popular 2 inch driver, where you can enjoy a strong sense of energy in the exhilarating high range and the sound field that spreads naturally. You can enjoy precise vocals and sharp sounds with beryllium diaphragms and expensive alnico magnets (Oikawa Tetsuji)
Maintenance information: 2023.11.6 operation confirmed
Accessories: original box
Main Specifications: Mid-High Range Driver Beryllium Diaphragm Caliber 49.2 mm 600 to 20,000 Hz Recommended Crossover Frequency 600 Hz Alnico Magnet Impedance 16 Ω Efficiency 110 dB W178 x D156 mm 12.6 kg
The price has been reduced. 2023/11/2 sales price 69,800 yen ※It is cheap because the smell of tobacco remains. 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 (Fujisawa Yukishi)
Maintenance information: 2023.11.1 Maintained (diaphragm installation adjustment. Pad dump bars, bins, and insulating washers replaced.)
Accessories: none
Main specifications: throat diameter 5 cm; allowable input: 100 W; sound pressure level: 111 dB/w/m; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/1
Prices have been drastically reduced. 2023/11/2 sales price 178,000 yen maintenance completed. This is a JBL 2 inch screwdriver, professional model. This screwdriver is perfect for those who want to make a thick, thick sound with a valuable rolled edge type diaphragm. There is a feeling of wear such as dullness over time, paint peeling, etc. (Asaina Tomoharu)
Maintenance information: 2023.6.13 maintained (diaphragm installation adjustment, slot cracked replacement pad dampener replacement DCR15230/8.3 ohm no diaphragm damage DCR15241/8.3 ohm diaphragm no damage operation confirmed)
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
The disposal price has been reduced (member discount is not applicable) 2023/10/27 sales price 198,000 yen This is the first time in stock in a long time. A rare onken driver unit! A titanium diaphragm, which was rare at the time, was adopted. Although it is a driver that covers a wide range of sounds from mid-bass to treble, the sound is created very carefully. When combined with your partner, the SC-500WOOD, you can enjoy a warm yet powerful sound. There is peeling in places (Fujisawa Yukishi)
Maintenance information: 2023.10.27 Operation confirmed
Accessories: none
Main specifications: titanium diaphragm playback frequency band 250 to 15,000 Hz 8 Ω (measured 8.1/8.2 Ω) maximum input 10 W 6.2 kg
Disposal prices have been reduced! (Member discount is not applicable) 2023/10/22 sales price 69,800 yen ※ It is cheap because it is in poor condition such as peeling paint or scratches on the diaphragm. A classic model for professional 1" screwdrivers. It is a driver that is installed in many of the company's 43 series, etc., and is easy to balance even when combined with various woofers and tweeters. The exterior has paint peeling, stains, and threads. Serial 5888/5960 (Kimiya Miura)
Maintenance Information: 2023.10.22 Maintained (insulation washers, screws, pad dampeners, back power screws replaced. (Diaphragm installation adjustment)
Accessories: no accessories
Main specifications: 1 inch driver slot diameter 25mm 16Ω 118dB frequency characteristic 800 Hz to 20 kHz crossover frequency 500 Hz or more 5.1 kg/piece
The disposal price has been reduced! Member prices are not applicable. 2023/10/22 sales price 59,800 yen ※ It is cheap because there are scratches and correction marks on the diaphragm. 1 inch driver unit with high efficiency, wide bandwidth, and excellent linearity. You can enjoy the thick, calm sound. Wind instruments in particular blow up excellently. If you want to relax and listen to jazz, why don't you do it? On the exterior, there are scratches and correction marks on the diaphragm. Serial 6430, 6455 (Miura Kimiya)
Maintenance information: 2023.10.22 Maintained (diaphragm installation adjustment, flam repair. Replace insulating washers, screws, butt dampers, and horn mounting screws. DCR (6430/6.1 ohm diaphragm with scratch) DCR (6455/5.4 ohm diaphragm without scratch))
Accessories: No accessories
Main specifications: throat 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! 2023/9/30 sales price 79,800 yen A representative Altec 1-inch driver mounted on Valencia and A7. The ability to blow up without knowing the ceiling is an appeal like no other. The sensitivity is also extremely high, and the vividness is first-class. The exterior is dull, etc., and there is a feeling of use (Asaina Satoshi Law)
Maintenance information: 2023.9.30 sound output confirmed
Accessories: original box
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
Disposal prices have been reduced! (Member discounts are not applicable) 2023/9/16 Sales price 248,000 yen Maintenance completed with the GOTO unit! A horn-shaped 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. It uses a titanium dome diaphragm and mylar edge. The sound is quite energetic and powerful. The exterior has dullness, small scratches, and oxidation over time. Also, there is magic writing (Yonejima Satoshi)
Maintenance information: 2023.9.16 Manufacturer maintained (edge correction, dome indentation repair, disassembly inspection, readjustment (impedance adjustment. (Edge tension check, diaphragm check, voice coil check, equalizer adjustment)
Accessories: no accessories
Main specifications: horn type tweeter, frequency 4,000 to 25,000 Hz, recommended crossover, 5,000 Hz, impedance 16 ohms, titanium diaphragm, FRP edge, 5 kg, diameter 125 x depth 115 mm
Disposal prices have been reduced! (Member discounts are not applicable) 2023/9/16 Sales price 248,000 yen Maintenance completed with the GOTO unit! Driver unit designed for the mid to high range of 4-way systems. Titanium diaphragms and FRP edges are used for the vibration system. It's a pretty powerful and energetic sound. The strong magnetic force is also astonishing. The exterior has paint peeling, scratches, and rust. There is magic writing again (Satoshi Yonejima)
Maintenance information: 2023.9.16 manufacturer maintained (single-sided VC replacement, edge repair, dome recess repair. Disassembly, inspection, and readjustment (impedance adjustment. Edge tension check, diaphragm check, voice coil check, equalizer adjustment)
Accessories: no accessories
Main specifications: 8 ohms, playback frequency, 500 to 18,000 Hz, crossover, 500 Hz to 5 kHz, 114 dB, weight 7.2 kg
LARGE SOUND DRIVER UNIT FOR OUTDOOR USE. A model equipped with a phenolic resin diaphragm and rolled edge made of the same material. It has a powerful sound that is commensurate with that look. There is a lot of rust and corrosion overall (Murakoshi Yoichi)
Maintenance information:2023.8.29 sound output confirmed
Accessories: none
Main specifications: 8 ohms, allowable input, 120 W, playback frequency band, 300 Hz to 7000 Hz, weight: 14.5 kg/piece
The sound output has been confirmed, but it is currently sold at a low price. A rare Yamaha 1 inch driver horn. I don't know the detailed specs, but when I connected to the 800Hz crossover network and made a sound, the piano and stringed instruments sounded powerfully with no fog. Comes in a wooden cabinet. How about a high frequency system for self-made people (Sasaki Shota)
Maintenance information: 2023.8.27 Operation confirmed
Accessories: none
Main specifications: 1 inch driver horn, 8 ohms, W336 x H157 x D424 mm, 6.9 kg (actual measurement)
TAD's popular 2-inch driver lets you enjoy an exhilarating high range and a naturally expanding sound field with a powerful sense of energy. You can enjoy precise vocals and sharp tones with beryllium diaphragms and expensive alnico magnets. There is some rubbing on the sides. The diaphragm is good (Sasaki Shota)
Maintenance Information: 2023.8.27 Sweep Test Good
Accessories: none
Main Specifications: Mid-High Range Driver Beryllium Diaphragm Caliber 49.2 mm 600 to 20,000 Hz Recommended Crossover Frequency 600 Hz Alnico Magnet Impedance 16 Ω Efficiency 110 dB W178 x H178 x D156 mm 12.6 kg