The price has been reduced. 2024/1/5 sales price 400 yen. ※1 bottle only. 3 cm unit with unknown details. Since the size and condenser is attached to the plus side, it seems to be a tweeter. The appearance is good with little feeling of use (Kobayashi Hitoshi)
Maintenance information: 2022.11.15 Operation confirmed
Accessories: none
Main specifications: actual impedance measurement 3 ohms 3 cm
A full-range speaker with a high BOSE interior. 1 bottle only An indoor speaker with high efficiency and clear sound quality. It is optimally designed for low-volume background music. The exterior has yellowness, dullness, dirt, scratches, etc., and there is a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: mounting hardware
Main specifications: 5.7 cm full range driver x 1 allowable input 16 W impedance 8 ohms maximum sound pressure level 96 dB playback frequency band 90 Hz to 16 kHz W251 x H125 x D119 mm mass 1.8 kg
SAEC long-selling model with a 0.6 m digital cable. 6N ultra-high purity copper with excellent transmission characteristics is used as the conductor material, and transmission loss is reduced with accurate impedance matching (Tamura Eiji)
Maintenance information: 2024.4.4 continuity confirmed
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2024/5/16 sales price 9,800 yen*Currently sold, it is cheap because it is in poor condition. This model has a nicely looking model with units arranged in the center. It has excellent sharpness from low to high frequencies, and is perfect for those who listen to pop music. There is a feeling of use on the exterior, such as dullness and small scratches. Serial 105025A 105025B (Hiroki Aso)
Maintenance information: 2024.5.16 sound output confirmed (good sweep test)
Accessories: saran net
Main specifications: low frequency 18 cm cone woofer high range 3.5 cm dome tweeter impedance 6 ohm allowable input 70W W225 x H370 x D229 mm 5.4 kg/book
*Currently sold. The 13 cm cone-shaped woofer is equipped with an OMF diaphragm made of natural materials, and is specially designed, such as using a German WIMA capacitor for the network, so you can enjoy solid sound with high cost performance. You can see the exterior, dullness, dirt, abrasions, etc. and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 Operation confirmed
Accessories: saran net
Main specifications: anti-magnetic design 2-way bass reflex woofer 13 cmOMF diaphragm tweeter 2.5 cm soft dome rated impedance 4 Ω maximum input 70 W rated sensitivity level 85 dB/w/m rated frequency range 50 Hz to 35 kHz W170 x H295 x D232 mm 3.8 kg
※Since it is inexpensive, it will be handed over as is. Tamban 10cm full range unit. An ultra-thin PP diaphragm with reinforced ribs is used. The sound is clear and crisp. A 6-8 liter bass reflex box is recommended (Tamura Eiji)
Maintenance information: 2023.10.1 sweep check OK
Accessories: none
Main Specifications: Rubber Edge Impedance 4 Ohms Sound Pressure Level 87 dB Frequency Band 63 to 17,000 Hz Maximum Input 40 W Baffle Aperture Diameter 94 mm Weight 380 g
*Currently sold. A small Yamaha speaker with a piano finish. Rich bass reproduction is achieved by deepening the depth while being small. Deep low frequencies are added to the sharp, stretchy mid-high range unique to Yamaha, so you can enjoy sound that's more than the price. There are scuffs and dents on the exterior (Hiura Katsuji)
Maintenance information: 2024.5.14 sound output confirmed
Accessories: saran net
Main specifications: output sound pressure level 85dB impedance 6Ω allowable input 40W playback frequency band 55Hz to 80kHz W154 x H274 x D287 mm weight 3.9 kg
Disposal prices have been reduced! (Member discounts are not applicable) 2023/2/5 sales price 10,000 yen ※1 bottle only. DynAudio's classic 17cm cone woofer. It has resolution and is recommended for bookshelves, etc. The urethane on the back magnet side has not deteriorated (Tamura Eiji)
Maintenance information: 2023.2.5 good sweep test
Accessories: There are no accessories
Main specifications: 17 cm cone type impedance 4 ohms diameter 176 mm depth 66.5 mm
Variable Resistor Attenuator Bridge T Type 21 Steps Maximum Attenuation 50 dB Impedance 600 Ohms W45 x 64 mm 140 g with Volume Knob (Kojima Yosuke)
Accessories: volume knob (attached to the main unit)
*Some SP terminal plates and screws on the OUT side are missing. A full-range speaker with a high BOSE interior. An indoor speaker with high efficiency and clear sound quality. It is optimally designed for low-volume background music. The exterior has yellowness, dullness, dirt, scratches, etc., and there is a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: mounting hardware, instruction manual
Main specifications: 5.7 cm full range driver x 1 allowable input 16 W impedance 8 ohms maximum sound pressure level 96 dB playback frequency band 90 Hz to 16 kHz W251 x H125 x D119 mm mass 1.8 kg
*Some SP terminal plates and screws on the OUT side are missing. A full-range speaker with a high BOSE interior. An indoor speaker with high efficiency and clear sound quality. It is optimally designed for low-volume background music. The exterior is dull and has scratches (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: mounting hardware, instruction manual
Main specifications: 5.7 cm full range driver x 1 allowable input 16 W impedance 8 ohms maximum sound pressure level 96 dB playback frequency band 90 Hz to 16 kHz W251 x H125 x D119 mm mass 1.8 kg
※Since it is cheap, it will be handed over as is. Marantz 10cm full range speaker. There is no habit, and it makes a well-balanced sound from high to low frequencies. It doesn't take up much space, so you can set it up anywhere. The exterior has scratches, dirt, scratches, etc. Also, there is color peeling and partial deformation on saran. Serial MZ01748010115 (Fujisawa Yukishi)
Maintenance information: 2024.2.25 Operation confirmed
Accessories: saran net
Main specifications: 1 way, 1 speaker, bass reflex system, setting free type, rated input 35W, impedance 6Ω, playback frequency 50 Hz to 20 kHz, W230 x H150 x D150 mm
Real sound processor for home theaters Just by connecting to a home theater speaker, the sound image and localization become clear, the live feeling increases, and the surround effect is enhanced. There are tape marks on the exterior. Serial 001288 (Tamura Eiji)
Maintenance information: 2024.4.24 Operation confirmed
Accessories: none
Main specifications: Compatible impedance of 4 ohms to 6 ohms is desirable, maximum output of 1 kW or less is desirable, W113 x H41 x D56 mm, mass approx. 170 g
※This item is currently sold. Onkyo enabled speaker. It is a design that makes it possible to construct a Dolby Atmos sound field using sound reflection from the ceiling. Accessories such as brackets and cables are missing (Sasaki Shota)
Maintenance Information: 2023.12.11 Sweep Test Good
Accessories: none
Main specifications: sealed impedance 6 ohms, playback frequency band 90 Hz to 20 kHz, W120 x H155 x D153 mm, 1.2 kg
※1 bottle only. A full range unit that combines an aluminum alloy HR diaphragm and a pure magnesium ridge dome diaphragm. Compared to conventional paper units, it has a slightly better transparency and microwave feel. The exterior is stained with corn paper, paint marks and scratches on the frame (Satoshi Yonejima)
Maintenance information: 2024.5.6 sweep test is good
Accessories: original box
Main specifications: impedance 4 ohms minimum resonance frequency 72 Hz playback frequency band F0 to 10 kHz output sound pressure level 85.5 dB
Disposal prices have been reduced! (Member discounts are not applicable) 2023/7/31 Sales price 15,000 yen*Currently sold. It is a 2.1 channel speaker system that perfectly matches Bose's unique compact, high-performance speaker technology with bass reproduction technology. You can easily enjoy simple 2.1 channels. As for the exterior, there are cracks in the woofer cabinet, overall dullness, and small scratches. Serial 990701 (Yonejima Satoshi)
Maintenance information: 2023.7.31 Operation confirmed
Accessories: no accessories
Main Specifications: Rated Input 100W Impedance 6Ω Satellite Speaker 6.0 cm Driver x 2, Antimagnetic Type, W78 x H157 x D104 mm, 1.1 kg, Subwoofer, 13 cm, 2 Drivers, W485 x H358 x D192 mm, 9.1 kg
*Currently sold. The classic 101 mm small speaker. The sound, which has been compiled in one small full-range shot, makes all kinds of popular music sound cheerfully. The exterior has scratches, threads, and dullness. There is also a dent in the saran net. Serial 108023/089692 (Tamura Eiji)
Maintenance information: 2024.3.3 sweep check OK
Accessories: saran net
Main specifications: 1 way 1 speaker impedance 6 ohms maximum input 150 W output sound pressure level 86 db W232 x H154 x D172 mm 2 kg
The classic 101 mm small speaker. The sound, which has been compiled in one small full-range shot, makes all kinds of popular music sound cheerfully. The exterior and color are different due to discoloration of the saran net, and overall a feeling of use such as dullness, abrasions, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: none
Main specifications: 1 way 1 speaker impedance 6 ohms maximum input 150 W output sound pressure level 86 db W232 x H154 x D172 mm 2 kg
The price has been drastically reduced. 2023/12/11 sales price 15,000 yen*There is no problem with operation, but since it is cheap, it is being delivered as is. Center speaker for the company's STAGE series. Please help build a theater system (Daiki Goto)
Maintenance information: 2023.12.11 operation confirmed
Accessories: instruction manual
Main specifications: 2-way dual 133mm woofer, 25mm aluminum treble unit impedance 6Ω efficiency 88dB W469 x H190 x D220 mm weight 7.95 kg
Comes with a special bracket. The classic 101 mm small speaker. The sound, which has been compiled in one small full-range shot, makes all kinds of popular music sound cheerfully. The exterior has bumps, scratches, and dullness. Serial 9020409, 9020410 (Fujisawa Yukishi)
Maintenance information: 2024.5.3 operation confirmed
Accessories: special bracket, saran net
Main specifications: 1 way 1 speaker impedance 6 ohms maximum input 150 W output sound pressure level 86 db W232 x H154 x D172 mm 2 kg
High output MC cartridge for mono LPs only. Plays deep sound that was not produced with stereo cartridges. It has the vividness unique to Technica, but the three-dimensional effect and intensity are unique to mono (Tamura Eiji)
Maintenance information: 2024.5.29 Operation confirmed
Accessories: needle cover
Main specifications: high output MC type output 1.2 mV needle pressure 2.0 g impedance 40 ohms dead weight 6.8 g
The price has been reduced. 2023/6/1 sales price 25,000 yen A fully discrete genuine analog amplifier designed with an amplifier using a total of 10 pairs of carefully selected transistors without using an operational amplifier. It's lightweight, compact, and useful for portable applications. The exterior has scratches and scratches on the main body (Mizusaki Ryo)
Maintenance Information: 2023.6.1 Sound output confirmed
Accessories: AC adapter, USB cable, silicone band, carrying case, original box
Main specifications: input 3.5mm mini terminal output 3.5mm mini terminal input impedance 30kΩ output 200mW (32Ω) 100mW (50Ω) 50mW (300Ω) 15mW (600Ω) W97 x D46 x H19 mm (including volume knob) weight approx. 117 g
*Currently sold. DENON's MC type cartridge boost transformer. Since it is equipped with a pass circuit, it is convenient when listening by exchanging 2 types of cartridges (MM type, MC type) with a single arm. Also, since it uses a transformer designed for the DL-103 and DL-103S, it fully demonstrates the capabilities of the models described above. You can see the exterior, dullness, rust, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.5 operation confirmed
Accessories: none
Main specifications: primary impedance 40 ohms secondary impedance 4 kΩ boost ratio 1:10 frequency band 20 to 40 kHz dimensions W51 x H53 x D181 mm weight 0.65 kg
The price has been drastically reduced. 2024/5/5 sales price 22,000 yen. ※Since there is a lot of deterioration in the exterior, it is inexpensive. A popular DIATONE bookshelf. Metallic sounds such as wind instruments and hi-hats on drums resonate comfortably in the crisp high range, and the low frequencies are more powerful than their size. In addition to the exterior, there are many peeling veneers, and a feeling of use such as dullness, abrasions, and scratches can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.5 operation confirmed
Accessories: saran net
Main specifications: 2-way speaker, bookshelf type, bass reflex, efficiency 89dB, impedance, 6Ω, size, W212 x H349 x D220 mm, weight 7 kg
*Currently sold. The output has been changed to an RCA female terminal. FR MC boost transformer using a toroidal core. Create a natural sound that makes it easy to understand the characteristics of cartridges. In addition to switching the impedance of 10 to 30 ohms, there is also a bypass position, so it is compatible with various cartridges without taking up much space. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.21 Operation confirmed
Accessories: copy of instruction manual, connection cable
Main specifications: impedance 10 ohm/30 ohm/PASS playback frequency band 20 Hz to 30 kHz W64 x H64 x D105 mm approx. 455 g
The higher model of the DL-103. Wide range was measured, and 20 Hz to 70 kHz was achieved. Delicate, wide, and powerful sound quality. There is slight dirt and a feeling of use. ※There is a note on the original box. (FUJISAWA KOSHI)
Maintenance information: 2024.5.27 Operation confirmed
Accessories: instruction manual, original box, needle cover
Main specifications: MC type output 0.2 mV playback frequency 20 to 70,000 Hz impedance 40 ohms needle pressure 1.2 g dead weight 6.5 g
DENON's classic MC cartridge. The balance of localization and sound is excellent, and all music genres can be played without difficulty. I can recommend this cartridge to a variety of people, from analog beginners to experts (Murakoshi Yoichi)
Maintenance information: 2024.5.8 sound output confirmed
Accessories: needle cover, case
Main specifications: MC type output voltage 0.3 mV playback frequency 20 Hz to 45 kHz electrical impedance 40 ohms needle tip 16.5 microns round needle pressure 2.2 to 2.8 g dead weight 8.5 g
※It is inexpensive because there are creases on the saran net and veneer. A cost-effective bookshelf speaker from CELECTION in the UK. The large but well-organized and smooth sound quality makes you feel the sense unique to CELETION. The luster of the strings and vocals is remarkable. As for the exterior, there are creases and shrinkage on the decorative sheet. Serial 435666, 435678 (Fujisawa Yukishi)
Maintenance information: 2024.5.3 operation confirmed
Accessories: saran net
Main specifications: 2 way 2 speakers impedance 8 ohms output sound pressure level 86 db size W185 x H310 x D 215 mm weight 5 kg
The disposal price has been reduced. Member prices are not applicable. 2023/10/23 sales price 29,800 yen ※Currently sold. Comes with a special case! Portable headphone amplifier with built-in D/A converter. DSD256 (11.2 MHz/1 bit) PCM supports native playback of up to 768 kHz/32 bit. Please enjoy the sound quality unique to a thick mojo in the mid to low range. There is dullness and a feeling of use (Sasaki Shota)
Maintenance information: 2023.10.23 Operation confirmed
Accessories: original box
Main specifications: output level 35 mw/600 ohm, 720mw/8 ohm, output impedance 0.075 Ω, dynamic range, 125 dB input system, 3 optical systems, 1 coaxial x 1, microUSB x 1, 2 output systems, headphone jack x 2, charging time, approx. 5 hours continuous operation time, approx. 8 hours W82 x H60 x D22 mm 180 g
The price has been drastically reduced. 2024/5/3 sales price 29,800 yen A compact bookshelf speaker equipped with a high-resolution “Terylene Dome Tweeter.” It achieves clear, high-definition treble. There is a slight feeling of use (Takasaki Atsushi)
Maintenance information: 2024.5.3 sound output confirmed
Accessories: instruction manual, original box, saran net
Main specifications: Playback frequency band 44Hz to 40kHz impedance 4Ω W192 x H306 x D259 mm 5.9 kg
The price has been reduced. 2024/5/25 sales price 29,800 yen. ※There is slight distortion, but I don't mind playing music. Altec's 10cm full range unit is rarely in stock. An ALTEC unit with an orthodox design suitable for bass reflex. Please enjoy the speedy sound unique to ALTEC. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.21 operation confirmed (slight distortion, no problem with music playback)
Accessories: instruction manual, gasket
Main specifications: inch screw pitch, 120 mm, playback frequency characteristics, 130 to 14,000 Hz, efficiency: 94 dB, impedance: 7 ohms, weight: 0.8 kg
*Currently sold. A small speaker with a 16.5 cm woofer. This is a high cost performance speaker that allows you to listen to rich musical sounds that are beyond its size. The full expressive power of the mid-range is attractive. The exterior is good with no conspicuous scratches. Serial 37866 (Yonejima Satoshi)
Maintenance information: 2024.5.30 good sweep test
Accessories: saran net
Main specifications: 2 way impedance 8 ohms efficiency 90 dB playback frequency band 43 to 21,000 Hz W227 x H360 x D230 mm 7 kg
*Since corn paper is coated, it is inexpensive and is currently sold. A 30cm woofer unit attached to representative series from 4311B to 4312MK2. This unit is representative of JBL. It makes me feel the good overhang, which is typical of JBL. How about spares etc. (Oikawa Tetsuji)
Maintenance information: 2024.4.23 Operation confirmed
Accessories: none
Main Specifications: 30cm Woofer Unit Maximum Input: 75W Sound Pressure Level: 89dB Playback Frequency Band: 40 to 3kHz Recommended Cross: ~1.5 kHz Impedance: 8 ohms Diameter 310 x Depth 107 mm 6 kg
*Currently sold. Woofer edge softened A model developed with an eye on the digital age. The natural spread of sound is suitable not only for vocals, but also for classical music, etc. This is a volume-input high CP model unique to the bubble period. The exterior has a saran net hole, and the emblem is missing on one side and the other side is missing. Also, the veneer is torn. Serial 2609/12502 (Yonejima Satoshi)
Maintenance information: 2024.5.5 maintained (woofer edge softening treatment, good sweep test)
Accessories: saran net
Main specifications: 3 way 3 speakers, sealed, 32 cm for the low range, 10 cm, cone type/2.5 cm for the high range, dome type frequency band 35 Hz to 30 kHz crossover 600 Hz/5 kHz sound pressure level 91 dB impedance 6 Ω dimensions W370 x H680 x D330 mm weight 21 kg/book
The price has been drastically reduced! 2024/5/18 sales price 39,800 yen Flat speaker using 600 neodymium magnets. It is built into a self-made enclosure. It is an audio speaker that is mainly used outdoors for station announcements and as a large digital signage product for outdoor use. As for the exterior, there are screw holes in the top plate, and there are dullness and small scratches all over (Yonejima Satoshi)
Maintenance information: 2024.5.18 sweep test good
Accessories: No accessories
Main specifications: MCMA multi-cell flat speaker impedance 8Ω frequency specification 90Hz to 10kHz W270 x H375 x D205 mm 5.2 kg (actual measurement)
It smells like an air freshener, and since ATT has cracks, it is cheap, and is currently discontinued. A bookshelf type speaker that uses a uniquely developed hard dome unit. It is a speaker characterized by a well-balanced, clear, and bright sound. There are small scratches, dents, and net holes (Daiki Goto)
Maintenance information: 2024.3.12 operation confirmed (with ATT gaps)
Accessories: none
Main specifications: 3 way 3 speaker bass reflex system frequency band 30Hz to 30kHz impedance 6Ω sound pressure level 94 dB dimensions W390 x H710 x D350 mm weight 27.5 kg/book
A classic MC boost transformer. With 2 input systems, the impedance can be switched to 3.40 ohms, and a PASS line is included, so you can freely enjoy various cartridges and tone arms. You can see the exterior, dullness, stains, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.2.13 Operation confirmed
Accessories: none
Main specifications: MC boost transformer input 2 systems switchable, primary impedance 40 ohm, 3 ohm switching, secondary impedance 4 kΩ boost ratio 1:10 frequency characteristics 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
A classic MC boost transformer. With 2 input systems, an impedance of 3.40 ohms switchable, and a PASS line, you can freely enjoy a variety of cartridges and tone arms. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.11.18 Operation confirmed
Accessories: none
Main specifications: MC boost transformer input, 2 systems, switchable, 1st order impedance 40 Ω, 3 Ω, switching, 2nd order impedance 4 kΩ, boost ratio 1:10, frequency characteristics, 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
The price has been reduced. 2024/2/20 sales price 49,800 yen 2-way bookshelf speaker system. It's the most compact speaker in the company's 600 series, yet it's second to none in terms of power and accuracy due to the new separate double dome tweeter and design improvements. It is in good condition (Sasaki Shota)
Maintenance information: 2024.2.20 sweep test good
Accessories: none
Main specifications: playback frequency 54 Hz to 50 kHz efficiency 85 dB impedance 8 ohm crossover 4 kHz dimensions W160 x H315 x D229 mm weight 4.6 kg
Phono equalizer with USB output. An analog signal can be imported into the PC by connecting the target PC (Windows 8, 7, Vista, XP, Mac OS) to the USB terminal on the back. Impedance switching between 10Ω, 100Ω, and 1kΩ is possible by combining the attached short pins, and is compatible with various MC/MM cartridges (Ryo Mizusaki)
Maintenance information: 2024.5.26 Operation confirmed
Accessories: original box
Main specifications: gain 40dB (1kHz) input impedance mm47kΩ+220pF fixed, MC47kohm+1nF (adjustable with plug) W150 x H50 x D117 mm 511g (main unit)
The neat and precise design using birch wood and the beautiful tone without turbidity are unique to YAMAHA. It makes me want to play it in a tasteful way with a simple pre-main amplifier. The highly transparent, fresh sound fills the room comfortably. There are exterior, sunburn, bruises, and abrasions (Murakoshi Yoichi)
Maintenance information: 2024.5.29 sound output confirmed
Accessories: saran net
Main specifications: 2 way, 2 speakers, sealed system, bookshelf type, anti-magnetic design impedance 6 ohms, 86 dB, W205 x H382 x D285 mm, 9.5 kg/unit
This is a boost transformer (Type L version) for FR low impedance MC cartridges. There is a sense of clarity, and the clean, straight sound is attractive. There are small wounds and dullness (Oikawa Tetsuji)
Maintenance information: 2024.5.26 Operation confirmed
Accessories: none
Main specifications: input impedance 3 ohms or less, output impedance 47 to 50 kΩ, W158 x H60 x D120 mm, 2.1 kg
*The headshell is an SPU-G (M) one, but the body is inexpensive because it is GE. Needle cover missing. G-shell oval needle model. The glossy, rich, and heavy sound is attractive without fading. It is an eternal staple cartridge that fully conveys the original appeal of analog. The exterior has rust on the metal parts, and dullness and dirt throughout the body. The needle tip is in good condition (Murakoshi Yoichi)
Maintenance information: 2024.4.17 sound output confirmed
Accessories: none
Main specifications: G shell oval needle MC type output 0.2 mV needle pressure 3 to 4.5 g internal impedance 2 ohms dead weight 31 g
The price has been reduced. 2024/5/9 sales price 49,800 yen Woofer edge softening treatment! A classic model that uses carbon graphite on woofer cone paper. The high and middle ranges have a core yet are glossy, and the low frequencies are tight. It is a well-balanced speaker and is suitable for a wide range of genres. In particular, the vocals in combination with a vacuum tube amplifier are excellent. You can enjoy the enchanting diatone sound. As for the exterior, the frame has rust, scuffs, dullness, etc., and there is a feeling of use (Murakoshi Yoichi)
Maintenance information: 2024.5.7 maintenance (exterior cleaning, edge softening treatment)
Accessories: saran net
Main specifications: 3 way, 3 speakers, sealed impedance 6 ohms, W380 x H680 x D325 mm, 21 kg
*Needle cover missing. G-shell elliptical needle model. The glossy, rich, and heavy sound is attractive without fading. It is an eternal cartridge that fully conveys the appeal of analog. There are slight corrosion irregularities on the shell (Murakoshi Yoichi)
Maintenance information: 2024.4.17 sound output confirmed
Accessories: none
Main specifications: G shell oval needle MC type output 0.2 mV needle pressure 3 to 4.5 g internal impedance 2 ohms dead weight 31 g
Maintained in October 2022! A network with a crossover frequency of 7 kHz. Ideal for MID/HIGH 3-WAY systems using the 2440. On the exterior, paint is bald and oxidized (Yonejima Satoshi)
Maintenance Information: 2022.10.7 Maintained (Terminal rust removal, acid cleaning, insulation bushing & mounting screw replacement. ATT replacement A frequency characteristic measurement check (~ approx. 42 kHz) was performed, and the original capacitor was continuously used for good results. Input/output waveform and balance check, sound output check.)
Accessories: no accessories
Main specifications: crossover frequency 7 kHz allowable input (continuous program) 50 W impedance bass range: 12 to 16 ohms treble range: 12 to 16 ohms treble attenuation/variable volume mounting hole W140 x 108 mm 0.7 kg
Maintained! A network with a crossover frequency of 7000 Hz. Ideal for MID/HIGH use in 3-way systems using the JBL 2420/2440. In addition to dullness and small scratches on the exterior, there is a feeling of use such as paint peeling. Serial 24693 24691 (Hiroki Aso)
Maintenance information: 2024.5.4 maintained (12 terminal terminal mounting screws, 24 insulating bushings replaced for deterioration. The capacitor used for terminal cleaning is a Dayton attenuator VR contact cleaning crossover 7000 Hz check)
Accessories: none
Main specifications: Crossover frequency 7 kHz allowable input (continuous program) 50 W impedance low range 12 to 16 ohms treble range 12 to 16 ohms treble attenuation/variable volume mounting hole W140 x 108 mm 0.7 kg
Maintained! A network with a crossover frequency of 7 kHz. Ideal for MID/HIGH 3-WAY systems using the 2440. On the exterior, there is a feeling of use, such as paint peeling off and scratches scattered around. Serial 17041 17049 (Hiroki Aso)
Maintenance information: 2023.3.31 Maintained (terminal rust removal, acid wash, insulating bushing & mounting screw replacement, ATT brand new replacement, frequency characteristic measurement check (~ approx. 42 kHz), continue using the original capacitor for good results, input/output waveform and balance confirmation sound output check)
Accessories: none
Main specifications: crossover frequency 7 kHz allowable input (continuous program) 50 W impedance bass range: 12 to 16 ohms treble range: 12 to 16 ohms treble attenuation/variable volume mounting hole W140 x 108 mm 0.7 kg
※1 bottle only. Maintained! This is a rare blue frame (above) model LX5. The impedance is 8 ohms, and the cross is 500 Hz, so be sure to use a 175 or 375 driver that uses 8 ohms! There are spots, rust spots, and small scratches. (Honda Maki)
Maintenance information: 2021.12.21 Conductivity confirmed 2019.4.4 Maintained (re-fix the internal coil with silicone agent. Remove rust from terminals and mounting screws, clean, and tighten. ATT (SW type) contact cleaning. A frequency characteristic measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used because the results were good. (Input/output waveform and balance check, sound output check)
Accessories: No accessories
Key Specifications: Crossover Frequency: 500 Hz Level Control: 3 Position Switch Input Impedance: 16 ohms 159 x 153 x 120 mm 2.3 kg
※Chips and oxidation are conspicuous in the horn part, so it is inexpensive. A tweeter representing JBL. It gives an expression with a greater sense of depth and breadth than 075. It has a punchy, dynamic sound quality, and is a model unique to this era that excelled in characteristics such as a sense of attack and horsepower. The exterior has dullness, rust, and scratches due to aging. Serial 33996/33998 (Yonejima Satoshi)
Maintenance information: 2024.5.13 good oscillator test
Accessories: No accessories
Main specifications: horn type ferrite magnet playback frequency band 2,500 to 15,000 Hz impedance 8 ohms output sound pressure level 110 dB diameter 119 x depth 94 mm weight 2.4 kg