T90AJapan

This item has been sold.You can't purchase now. 25-48052-22844-00
T90A
Manufacture:FOSTEX
Original price: JPY 66,000
Price: JPY 40,909(pair)Sold Out
Tweeters
Japan 1994 made
Shop: Osu shop
Arrival: 2025-12-01 19:10:09
description
Comes with a pedestal. Super tweeter using an aluminum alloy thick cylindrical horn and an ultra-lightweight ring diaphragm. It stretches well and expands the high frequency range cleanly. (FUJISAWA KOSHI) Maintenance information: 2025.12.1 operation confirmed Accessories: pedestal Main specifications: Alnico magnet, 8Ω, playback frequency band, 5kHz to 35kHz, output sound pressure level, 106dB, recommended crossover, 7kHz or higher, input 50W, 800g/book

LE20U.S.A

This item has been sold.You can't purchase now. 25-48146-23612-00
LE20
Manufacture:JBL
Original price: JPY 38,000
Price: JPY 40,909(pair)Sold Out
Tweeters
U.S.A 1962 made
Arrival: 2025-11-27 20:02:43
description
It is a tweeter that was mounted on LANCER 77, etc., and it makes a light, spanning sound. It's small and easy to handle, so it's recommended for those who want to try making their own. Feel free to enjoy the JBL sound. There is some paint peeling. Serial 21150/21185 (Tamura Eiji) Maintenance information: 2025.11.27 oscillator check OK Accessories: none Key Specifications: Cone Tweeter Recommended Crossover 2OR 2.5kHz 8Ω Screw Pitch (Diagonal) 115mm W137 x H52 x D137 mm 1.4 kg

ET-701Japan

This item has been sold.You can't purchase now. 25-48141-23561-00
ET-701
Manufacture:EXCLUSIVE
Original price: JPY 80,000
Price: JPY 180,000(pair)Sold Out
Tweeters
Japan 1981 made
Shop: Osu shop
Arrival: 2025-11-24 20:00:47
description
Arrived for the first time in about 14 years! Comes with a pedestal Exclusive rear compression horn-shaped tweeter The sound quality isn't that hard and comes in quickly, but the sound skips are excellent. The momentum seems to reach far and wide. Overall, there is dullness and dirt (Oikawa Tetsuji) Maintenance information: 2025.11.24 Operation confirmed Accessories: pedestal Main specifications: 8 ohm band 3 kHz to 20 kHz input 30W maximum input 60W 101 dB crossover 5 kHz or higher voice coil aperture φ35 mm size diameter φ111 x D156 mm (unit body)

ST-200UK

This item has been sold.You can't purchase now. 25-48122-23458-00
ST-200
Manufacture:TANNOY
Original price: JPY 280,000
Price: JPY 161,818(pair)Sold Out
Tweeters
UK 1999 made
Arrival: 2025-11-24 19:48:44
description
Comes with original box! A dome-shaped super tweeter that shines with the beauty of solid walnut wood. It is equipped with a high pass filter. It demonstrates the best performance in combination with Prestige series such as Westminster Royal and Canterbury. There are no particularly noticeable scratches on the exterior. (FUJISAWA KOSHI) Maintenance information: 2025.11.24 Operation confirmed Accessories: stand, original box, felt, banana plug, key x 2 Main specifications: efficiency 95dB 8Ω cutoff frequency 14kHz/16kHz/18kHz cutoff frequency to 100kHz W150 x H100 x D162 mm (3-point support base included) Weight 1.2 kg per bottle (3-point support base included)

T-35U.S.A

This item has been sold.You can't purchase now. 25-47299-16993-00
T-35
Manufacture:Electro Voice
Original price: JPY 42,420
Price: JPY 24,364(pair)Sold Out
Tweeters
U.S.A
Arrival: 2025-08-28 20:02:14
description
The disposal price has been reduced! (Member prices are not applicable) 2025/8/28 sales price 39,800 yen This is the popular Electro Voice Tweeter T-35 of yesteryear. The sound is very fresh and has a soft touch. There are paint peeling and scratches on the exterior. (YONEJIMA Satoshi) Maintenance information: 2025.8.28 sweep test good Accessories: No accessories Main specifications: impedance 8 ohms, efficiency, 104 dB, frequency characteristics, 3.5 kHz to 15 kHz, crossover frequency, 3.5 kHz or more, maximum allowable input 5 W (long time average), 50 W (peak), yoke cover diameter: 5.7 cm, size: W51 x H133 x D80 mm, weight: 1.0 kg

075U.S.A

This item has been sold.You can't purchase now. 25-89024-23301-00
075
Manufacture:JBL
Original price: JPY 69,400
Price: JPY 54,364(pair)Sold Out
Tweeters
U.S.A
Shop: Osu shop
Arrival: 2025-11-16 20:19:00
description
There is no problem with operation, but dirt stains are conspicuous, so it is inexpensive. A classic tweeter used in JBL's successive speakers. It vividly plays cymbals and wind instruments with a clear, dry sound (Sasaki Shota) Maintenance information: 2025.11.16 Operation confirmed Accessories: horseshoe ring Main specifications: horn type tweeter unit, alnico magnet, 8 ohms, crossover frequency, 2,500 Hz, allowable input, 20 W, 2 kg/bottle

FT17HJapan

This item has been sold.You can't purchase now. 24-44794-26746-00
FT17H
Manufacture:FOSTEX
Original price: JPY 12,000
Price: JPY 4,545(pair)Sold Out
Tweeters
Japan 1992 made
Arrival: 2024-12-08 20:14:00
description
The disposal price has been reduced. Member discounts are not applicable. 2024/12/8 sales price 9,800 yen. *Currently sold. It is cheap because it is in poor condition. Very easy to use FOSTEX horn tweeter. The frequency band is also wide, and you can enjoy sharp sound quality typical of a horn tweeter. There are traces of solder melting on the exterior and sides, and solder adhesion, and a feeling of use such as dullness, abrasions, etc. can be seen (Kobayashi Hitoshi) Maintenance information: 2024.12.2 operation confirmed Accessories: none Main specifications: diameter 87 x H49.5 mm weight 340 g

MR902-16HFU.S.A

This item has been sold.You can't purchase now. 25-48048-22788-00
MR902-16HF
Manufacture:ALTEC
Original price: JPY 142,000
Price: JPY 45,273(pair)Sold Out
Tweeters
U.S.A
Shop: Osu shop
Arrival: 2025-11-14 19:51:36
description
A horn type tweeter using a mantalay horn. It prevents the directional characteristics from becoming beam-shaped as the frequency rises, and it creates a light, stretchy sound. There are dullness and abrasions (Kojima Yosuke) Accessories: none Main specifications: horn type tweeter frequency characteristics 2.5 kHz to 20 kHz impedance 16 ohms sound pressure level 103 dB suitable crossover frequency 5 kHz or more W170xH180xD180cm approx. 3.4 kg/unit

2403U.S.A

This item has been sold.You can't purchase now. 25-47976-22087-00
2403
Manufacture:JBL
Original price: JPY 94,000
Price: JPY 63,455(pair)Sold Out
Tweeters
U.S.A 1981 made
Arrival: 2025-11-12 19:44:09
description
※Paint peeling and oxidation are noticeable, so it is inexpensive. The rare 2403 has arrived! An elliptical horn type tweeter with a ring diaphragm unique to JBL. This is a professional model of 076. This tweeter is recommended for those who have stretch and strength in the treble and feel that the high frequencies are lacking. As for the exterior, the enclosure is fragmented, and the color is slightly different depending on oxidation left and right. Serial 14067/14069 (Abe Kenichi) Maintenance information: 2025.11.12 bandwidth checked. Accessories: No accessories Main specifications: 8Ω frequency characteristics 5,000 to 21,000 Hz 20W 105 dB

AH-120KJapan

This item has been sold.You can't purchase now. 25-47964-21971-00
AH-120K
Manufacture:FIDELIX
Original price: JPY 160,000
Price: JPY 72,545 Sold Out
Tweeters
Japan 2006 made
Arrival: 2025-11-12 19:44:02
description
Piezoelectric film super tweeter With ultra-high frequency playback up to 120 kHz, I get the impression that you can hear the ultra-high range, realism, and even breathing. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.11.2 Operation confirmed Accessories: instruction manual, connection cable, AC adapter adjustment CD Main specifications: Tweeter part: W125 x H88 x D93 mm body: W120 x H60 x D260 mm

2405U.S.A

This item has been sold.You can't purchase now. 25-48003-22335-00
2405
Manufacture:JBL
Original price: JPY 89,000
Price: JPY 59,091(pair)Sold Out
Tweeters
U.S.A 1971 made
Shop: Osu shop
Arrival: 2025-11-08 19:54:46
description
JBL professional tweeters. Since it is designed to make the sound fly far, the sound quality is solid and more straight compared to the company's consumer model 077. The mid to high frequencies are vivid, and the low frequencies are finished with a tight sound. There are slightly wrinkled paint creases on the frame (Murakoshi Yoichi) Maintenance information: 2025.11.6 sound output confirmed Accessories: none Main specifications: horn type tweeter impedance 16 ohms playback frequency band 6,500 to 21,500 Hz (manufacturer specified), crossover 7 kHz, efficiency 105 dB, W100 x D84 mm, 3 kg/book

PT-R5Japan

This item has been sold.You can't purchase now. 25-48021-22531-00
PT-R5
Manufacture:Pioneer
Original price: JPY 48,000
Price: JPY 22,727 Sold Out
Tweeters
Japan 1980 made
Arrival: 2025-11-11 20:01:04
description
※6 month warranty. The original stand is missing. An entry-model ribbon tweeter that is easy to use. This one is recommended for those who want to correct and enhance the high frequencies. There is a feeling of use on the exterior such as dullness and small scratches (Asaine Tomoho) Maintenance information: 2025.11.11 Operation confirmed Accessories: none Main specifications: ribbon type tweeter with short horn playback frequency band 10,000 to 120,000 Hz impedance 8 ohms crossover frequency 10 kHz or more maximum input 60 W size W87 ✕ H63.5 ✕ D 144 mm weight 1.2 kg

T900AJapan

This item has been sold.You can't purchase now. 25-47868-21084-00
T900A
Manufacture:FOSTEX
Original price: JPY 106,000
Price: JPY 86,182(pair)Sold Out
Tweeters
Japan 2001 made
Shop: Osu shop
Arrival: 2025-10-29 20:10:50
description
The price has been reduced. 2025/10/29 selling price 99,800 yen Fostex's popular horn type super tweeter. It is a tweeter full of new technology, equipped with a horn using a special brass alloy for the Alnico magnet. It's dull (Oikawa Tetsuji) Accessories: pedestal Main specifications: horn type super tweeter, 8 ohms, playback frequency, 5 kHz to 38 kHz, 106 dB, recommended crossover, 7 kHz or more, 2.75 kg

2402HU.S.A

This item has been sold.You can't purchase now. 25-47988-22152-00
2402H
Manufacture:JBL
Original price: JPY 106,000
Price: JPY 54,364 Sold Out
Tweeters
U.S.A 1983 made
Shop: Osu shop
Arrival: 2025-11-06 20:07:22
description
A tweeter representing JBL. It gives an expression with a greater sense of depth and breadth than 075. It has dynamic sound quality with punch, and is a model unique to this era that excelled in characteristics such as sense of attack and horsepower (Eternity Miraito) Maintenance information: 2025.11.6 operation confirmed Accessories: none Main specifications: horn type ferrite magnet, playback frequency band: 2500 to 15,000 Hz, impedance: 8 ohms, output, sound pressure level: 110 dB, diameter: 119 x depth: 94 mm, weight: 2.4 kg

CLT-2 CryoJapan

This item has been sold.You can't purchase now. 25-47964-21970-00
CLT-2 Cryo
Manufacture:AIRBOW
Original price: JPY 135,000
Price: JPY 36,182(pair)Sold Out
Tweeters
Japan
Arrival: 2025-11-03 19:46:41
description
*Currently sold. This is an upgraded model that uses parts that have been partially DCT treated (dual cryogenic processing) applied to the electrical system of the company's ACLT-2. It brings out the sound that has been buried, and you can enjoy positioning and spatial expression that is a notch higher. The ease of use is also attractive because it can be used simply by connecting it in parallel with your own speakers. In addition to the exterior, SP terminal cracks and sunburn, you can also see a feeling of use such as dullness, small scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.11.2 Operation confirmed Accessories: none Main specifications: wave motion tweeter, NXT flat panel speaker, diaphragm: 4 cm x 12 cm made of carbon composite, impedance: 5 ohms or more, frequency 7-50 kHz or more, rated input 3 W (continuous) W160xH211xD185 mm 4 kg

TAKET-BAT1Japan

This item has been sold.You can't purchase now. 25-47868-21074-00
TAKET-BAT1
Manufacture:TAKET
Original price: JPY 50,000
Price: JPY 20,727(pair)Sold Out
Tweeters
Japan
Shop: Osu shop
Arrival: 2025-11-02 19:47:25
description
*Currently sold. Taket's super tweeter with a playback capacity of 150 kHz or more. The effect is remarkable not only for SACD, but also for media such as CDs and LP records. You can expect upgrades such as aftertaste, indirect sound, etc., that can be misunderstood in terms of spatial reproducibility. You can use it without a network by simply connecting the speaker to the + and - terminals on the main unit. There are small wounds and dullness (Oikawa Tetsuji) Maintenance information: 2025.11.2 operation confirmed Accessories: none Main specifications: Super tweeter playback frequency band 20kHz to 150kHz or more 8Ω W125 × H88 × D92 mm 136 g

H-30Japan

This item has been sold.You can't purchase now. 25-47937-21693-00
H-30
Manufacture:CORAL
Original price: JPY 5,000
Price: JPY 11,636(pair)Sold Out
Tweeters
Japan
Arrival: 2025-11-01 20:06:44
description
Beautiful item with original box! A horn tweeter that achieves straightforward sound quality by adopting a relatively shallow horn. The exterior is generally beautiful with no noticeable scratches. (FUJISAWA KOSHI) Maintenance information: 2025.11.1 operation confirmed Accessories: original box Main specifications: impedance 8 ohms playback frequency band 3 kHz to 20 kHz crossover frequency 4 kHz or more (12 dB/oct) weight 220 g

H-70HDJapan

This item has been sold.You can't purchase now. 25-47654-19540-00
H-70HD
Manufacture:HITACHI
Original price: JPY 70,000
Price: JPY 33,455(pair)Sold Out
Tweeters
Japan 1974 made
Arrival: 2025-10-04 19:53:16
description
The disposal price has been reduced! Member prices are not applicable. 2025/10/4 sales price 45,000 yen This aluminum tweeter was mounted on Hitachi's HS-500, which is still popular today. There is no harshness in the treble, and it makes an elegant sound. Small scratches, dullness, and rust spots can be seen on the exterior over time. Serial 91716999, 91717071 (Fujisawa Yukishi) Maintenance information: 2025.10.4 operation confirmed Accessories: ring Main specifications: impedance 8 ohms, rated input, 20 W, playback frequency band, 2 kHz to 20 kHz, crossover frequency 3 kHz or more, W73 x D153 mm, weight 1.7 kg

2405U.S.A

This item has been sold.You can't purchase now. 25-47532-18621-00
2405
Manufacture:JBL
Original price: JPY 89,000
Price: JPY 59,091(pair)Sold Out
Tweeters
U.S.A 1971 made
Arrival: 2025-10-21 19:56:53
description
Maintained! JBL professional tweeters. Since it is designed to make the sound fly far, the sound quality is solid and more straight compared to the company's consumer model 077. The mid to high frequencies are vivid, and the low frequencies are finished with a tight sound. The exterior is generally good (Murakoshi Yoichi) Maintenance information: 2025.10.20 Maintenance completed (diaphragm defect replacement. DCR98583 5.9ohm vibrating plate kizunashi, 98574 5.9ohm vibrating plate kizunashi) Accessories: none Main specifications: horn type tweeter impedance 16 ohms playback frequency band 6,500 to 21,500 Hz (manufacturer specified), crossover 7 kHz, efficiency 105 dB, W100 x D84 mm, 3 kg/book

ES105Japan

This item has been sold.You can't purchase now. 25-47807-20661-00
ES105
Manufacture:MURATA
Original price: JPY 160,000
Price: JPY 81,636(pair)Sold Out
Tweeters
Japan
Arrival: 2025-10-17 19:52:30
description
Paint falls off the sides, and there is dullness all over, so it's cheap. Super tweeter ES-105 using spherical piezoelectric ceramics. Since it has a built-in network, it is designed to be highly convenient and easy to use. The wide sound field, especially the reproduction of the depth direction, is excellent, and it is a super tweeter with a large pocket that is compatible with a wide range of speakers (Murakoshi Yoichi) Maintenance information: 2025.10.17 sound output confirmed Accessories: none Main specifications: average sound pressure level 90 dB playback frequency band 15 kHz to 100 kHz resonance frequency 105 kHz rated impedance 8 Ω directional forward +/- 45 degrees maximum allowable input 50 w dimensions W90 x H65 x D 118 mm weight 1.1 kg/1 piece

FT96HJapan

This item has been sold.You can't purchase now. 25-89024-20907-00
FT96H
Manufacture:FOSTEX
Original price: JPY 37,600
Price: JPY 22,545(pair)Sold Out
Tweeters
Japan
Shop: Osu shop
Arrival: 2025-10-19 20:06:38
description
*Currently sold. A horn super tweeter equipped with a high-performance magnetic circuit using an Alnico magnet. There is a sense of transparency, and it makes you listen to sharp high frequencies in a relaxed manner. You can see the exterior, dullness, and feeling of use (Sasaki Shota) Maintenance information: 2025.10.19 Operation confirmed Accessories: none Main specifications: Alnico 8 ohm 4 kHz to 33 kHz output sound pressure level 100dB/W input 50W cutoff frequency 3.9 kHz recommended crossover frequency 8 kHz or more baffle aperture diameter 61 mm weight 600 g

ST-200

This item has been sold.You can't purchase now. 25-47699-19847-00
ST-200
Manufacture:TANNOY
Original price: JPY 280,000
Price: JPY 161,818(pair)Sold Out
Tweeters
Shop: Osu shop
Arrival: 2025-10-14 20:12:28
description
Comes with original box. A dome-shaped super tweeter that shines with the beauty of solid walnut wood. It is equipped with a high pass filter. It demonstrates the best performance in combination with Prestige series such as Westminster Royal and Canterbury. There are no particularly noticeable scratches on the exterior (Oikawa Tetsuji) Maintenance information: 2025.10.14 Operation confirmed Accessories: stand, original box, instruction manual Main specifications: efficiency 95dB 8Ω cutoff frequency 14kHz/16kHz/18kHz cutoff frequency to 100kHz W150 x H100 x D162 mm (3-point support base included) Weight 1.2 kg per bottle (3-point support base included)

JA-0801Japan

This item has been sold.You can't purchase now. 25-47253-16675-00
JA-0801
Manufacture:YAMAHA
Price: JPY 8,182(only one piece)Sold Out
Tweeters
Japan
Shop: Osu shop
Arrival: 2025-08-25 19:24:51
description
The price has been drastically reduced. 2025/8/25 sales price 10,000 yen. ※1 bottle only. Inexpensive because it is in poor condition. Currently sold. 1000M domed mid driver equipped with a large beryllium diaphragm. If you are a 1000M owner, be sure to stock it! There are quite a few dents on the exterior and grill, and dullness and a feeling of use can be seen (Kobayashi Hitoshi) Maintenance information: 2025.8.22 Operation confirmed Accessories: none Main specifications: W180 x H105 x D180 mm 4.8 kg (actual measurement) 

ST-200UK

This item has been sold.You can't purchase now. 25-47591-19037-00
ST-200
Manufacture:TANNOY
Original price: JPY 280,000
Price: JPY 161,818(pair)Sold Out
Tweeters
UK 1999 made
Arrival: 2025-10-11 20:03:20
description
A dome-shaped super tweeter that shines with the beauty of solid walnut wood. It is equipped with a high pass filter. It demonstrates the best performance in combination with Prestige series such as Westminster Royal and Canterbury. Dullness and small scratches can be seen. Serial 026699 (Fujisawa Yukishi) Maintenance information: 2025.10.11 operation confirmed Accessories: instruction manual (English characters), base, hard case, banana plug, key Main specifications: efficiency 95dB 8Ω cutoff frequency 14kHz/16kHz/18kHz cutoff frequency to 100kHz W150 x H100 x D162 mm (3-point support base included) Weight 1.2 kg per bottle (3-point support base included)

075U.S.A

This item has been sold.You can't purchase now. 25-47493-18411-00
075
Manufacture:JBL
Original price: JPY 69,400
Price: JPY 63,455(pair)Sold Out
Tweeters
U.S.A
Arrival: 2025-09-21 20:12:13
description
The price has been reduced. 2025/9/17 sales price 79,800 yen This is a staple tweeter used in JBL's successive speakers. Cymbals and wind instruments are vividly played back with a clear, dry sound. There is some oxidation on the exterior. Serial 130439/130430 (Tomonori Asaine) Maintenance information: 2025.9.21 sound output confirmed Accessories: none Main specifications: horn type tweeter unit, alnico magnet, 8 ohms, crossover frequency, 2,500 Hz, allowable input, 20 W, 2 kg/bottle

075U.S.A

This item has been sold.You can't purchase now. 25-47666-19586-00
075
Manufacture:JBL
Original price: JPY 69,400
Price: JPY 68,000(pair)Sold Out
Tweeters
U.S.A
Arrival: 2025-10-06 19:27:36
description
A classic tweeter used in JBL's successive speakers. Cymbals and wind instruments are vividly played back with a clear, dry sound. The exterior is dull and rusty. Serial 123178/123266 (Takahashi Nobuyuki) Maintenance information: 2025.10.6 sweep test is good Accessories: none Main specifications: horn type tweeter unit, alnico magnet, 8 ohms, crossover frequency, 2,500 Hz, allowable input, 20 W, 2 kg/bottle

FT17HJapan

This item has been sold.You can't purchase now. 25-47670-19647-00
FT17H
Manufacture:FOSTEX
Original price: JPY 12,000
Price: JPY 13,636(pair)Sold Out
Tweeters
Japan 1992 made
Arrival: 2025-10-04 19:51:45
description
Currently sold. It is mounted on a self-made box, and comes with an attenuator (FOSTEX's AT-50H) and capacitor (1.5 μF/400V for Parc Audio), so you can use it as is. Very easy to use FOSTEX horn tweeter. The frequency band is also wide, and you can enjoy sharp sound quality typical of a horn tweeter. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.10.4 operation confirmed Accessories: none Main specifications: unit diameter 87 x H49.5 mm weight 340 g body W90 x H110 x D170 mm 0.9 kg (actual measurement)

3000HU.S.A

This item has been sold.You can't purchase now. 25-47562-19105-00
3000H
Manufacture:ALTEC
Original price: JPY 54,600
Price: JPY 81,818(pair)Sold Out
Tweeters
U.S.A 1967 made
Shop: Osu shop
Arrival: 2025-09-25 20:13:13
description
A tweeter unit using ALTEC's multi-seller horn, which has become rare. It is in stock with a self-made stand and a low-cut condenser. Although it is not a wide range, you can get ALTEC sound with a firm and sharp sound image (Yoichi Murakoshi) Maintenance information: 2025.9.23 sound output confirmed Accessories: none Main specifications: horn type tweeter frequency characteristics 3kHz to 20kHz 35W 8Ω W80 × H55 × D80 mm 0.36 kg (main unit only)

075U.S.A

This item has been sold.You can't purchase now. 25-47597-19080-00
075
Manufacture:JBL
Original price: JPY 69,400
Price: JPY 72,545(pair)Sold Out
Tweeters
U.S.A
Shop: Osu shop
Arrival: 2025-09-27 20:10:34
description
Comes with a horseshoe ring A classic tweeter used in JBL's successive speakers. Cymbals and wind instruments are vividly played back with a clear, dry sound. There is dullness and rust (Sasaki Shota) Maintenance information: 2025.9.27 sweep test is good Accessories: horseshoe ring Main specifications: horn type tweeter unit, alnico magnet, 8 ohms, crossover frequency, 2,500 Hz, allowable input, 20 W, 2 kg/bottle

LE25-2U.S.A

This item has been sold.You can't purchase now. 25-47496-18397-00
LE25-2
Manufacture:JBL
Price: JPY 22,545(pair)Sold Out
Tweeters
U.S.A
Shop: Osu shop
Arrival: 2025-09-24 19:49:59
description
※There is no operation problem, but it is sold as is. 4312 tweeter unit Please use it as a spare part for JBL repairs using the same tweeter, or as a self-made speaker tweeter. Ferrite magnets are used. Sponges have been replaced (Daiki Goto) Maintenance information: 2025.9.24 operation confirmed (sweep test ok) Accessories: none Main specifications: W108 x H25 x D108 mm 0.7 kg (actual measurement) 
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