Maintained! JBL mid-size studio monitor speaker A 3-way specification that combines an ultra-high range compression driver. It features clear and powerful sound quality full of transparency. You can enjoy the new-generation JBL sound with a wide range. The exterior is generally in good condition due to maintenance. Serial C0965-010252/C0965-010253 (Yamato Yuki)
Maintenance information: 2026.3.25 Maintained (exterior cleaning/repair
ATT cleaning unit detachable)
Accessories: instruction manual saran net jumper plate
Main specifications: 3-way bookshelf type frequency band 38Hz to 45kHz 6Ω 91 dB W400 × H635 × D335 mm 32.3 kg
The price has been drastically reduced! 2026/3/22 sales price 398,000 yen Ampzilla, a masterpiece by genius James Bongiorno, has been revived to the present day. While the overwhelming driving power and intuitive sound remain the same, the freshness of the sound has been improved with the circuit design cultivated through GAS/SUMO. It is recommended not only for large speakers such as JBL, but also for those who want to add a sense of dynamism to modern high-end speakers. Small scratches and dullness can be seen. Serial A2KJ1176, A2KJ1164 (Fujisawa Yukishi)
Maintenance information: 2026.3.22 operation confirmed
Accessories: No accessories
Main specifications: 200W+200W (8Ω) input RCA/XLR switching W267 x H206 x D400 mm 23.8 kg
The price has been drastically reduced! 2026/3/19 sales price 148,000 yen JBL's popular vintage horn, Goldwing, has arrived. The mid-range is outstanding, and the sound spread is excellent. There are threads and paint peeling on the exterior. (TAMURA Eiji)
Accessories: none
Main specifications: JBL 2 inch driver horn crossover 500Hz size W502 x H195 x D425 mm 4.3 kg
The price has been drastically reduced! 2026/3/20 sales price 158,000 yen A driver unit suitable for sound reproduction for large halls and theaters, modeled after the 2-inch standard 375. High frequency characteristics have been enhanced while retaining a vintage feel. The cymbals play a sound that makes you think of jazz. There is paint peeling in places. Serial 42815, 42821 (Fujisawa Yukishi)
Maintenance information: 2026.3.20 Operation confirmed
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
The disposal price has been reduced! Member prices are not applicable. 2026/3/3 sales price 25,000 yen*It is cheap because it is scratched, dirty, collapsed in some corners, and has screw holes drilled on the back. Driver and tweeter enclosure jointly developed by SANSUI and JBL. If you are thinking about 3-way, please give it a try. (FUJISAWA KOSHI)
Accessories: saran net
Main specifications: W590 x H280 x D470 mm 12 kg
The price has been reduced! 2026/3/10 sales price 84,800 yen The L52 Classic has an attractive vintage design that imitates the famous machine from the 1970s, the L100 Century. The sound quality equipped with advanced technology has good response and is a modern JBL sound with a wide range. It is a compact speaker with excellent interior design and practicality. Serial TR0289-EM0005945, TR0289-EM0005946 (Fujisawa Yukishi)
Maintenance information: 2026.3.10 Operation confirmed
Accessories: instruction manual, original box, saran net
Main specifications: 2-way bass reflex crossover frequency 2.8 kHz output sound pressure level 85 dB impedance 4 Ω playback frequency characteristics 47 Hz to 24 kHz W197 x H331 x D216 mm 5 kg/unit
Professional 38cm cone woofer mounted on the JBL4343B. Perfect for jazz and rock, the thickness and volume are attractive. The urethane edge has high sensitivity, and is recommended for those who want a firm low range. Serial 16748/14329 (Tamura Eiji)
Maintenance information: 2026.3.19 sweep check OK
Accessories: none
Main specifications: 38cm cone woofer impedance 8Ω allowable input (continuous program) 200W sound pressure level 94 dB/w/m frequency band 25 Hz to 2 kHz magnetic flux density 12,000 Gauss enclosure volume 85 to 170 L depth 137 mm weight 10.1 kg/1
Every corner has been overhauled, such as exterior, unit maintenance, ATT cleaning, etc. This is an attractive car with a dry, subtle JBL sound from the 1970s. You can enjoy listening to jazz and rock from yesteryear in depth with elastic and thick low frequencies and sharp mid-high frequencies. Serial 87649/876668 (Tamura Eiji)
Maintenance Information: 2026.3.26 Maintained (enclosure polishing, oil/wax painting. baffle paint. Create a new Saran Net. Woofer maintenance: corn paper coating, one side edge perforated repair. Midmaintenance: corn paper coating, frame polishing. Tweeter maintenance: corn paper coating, new urethane ring creation and replacement. Network maintenance: frequency characteristics check, ATT cleaning, terminal cleaning, screw replacement. (Detachable unit)
Accessories: saran net
Main specifications: 3 way, 3 speakers, bass reflex system, bookshelf type, frequency characteristics, 45 Hz to 15,000 Hz, allowable input, 40 W, crossover frequency, 1,500 Hz/6,000 Hz, output, sound pressure level, 91 dB, volume, 42.5 L, size, W362 x H597 x D298 mm, weight 19 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. There are small wounds and dullness (Oikawa Tetsuji)
Maintenance information: 2026.3.26 maintained (terminal terminal mounting screw rust and insulation bushing deterioration replacement, terminal ultrasonic cleaning, attenuator VR replacement, crossover check OK)
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 including replacing 14 capacitors and 2 relays! It is an attractive premain amplifier with delicate expressive power unique to modern Macintosh. Even vintage JBL and recent tall boys can be played in a well-balanced manner. The sound is thick, and the feeling of extrusion in the mid and low frequencies is excellent. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.3.24 maintenance completed (each SW/VOL cleaning, panel dismantling, meter illumination lamp replacement, in-board relay, capacitor replacement, pin jack cleaning, operation check)
Accessories: remote control, instruction manual, power cable
Main specifications: 120W+120W (8Ω) frequency characteristics 20Hz to 20kHz SNR 110dB W445 x H179 x D460 mm 18.6 kg
Everything from the exterior to the unit network has been fully maintained! The depth of the rich low frequencies of the Alnico LE14A is tight, and the high frequencies with a dry atrium unique to the 175DLH make you hear vintage sounds unique to the Lancer. The combination of a marble top plate and a beehive horn creates a tasteful sound that resonates a lot. (ASAINE Tomonori)
Maintenance information: 2026.3.17 maintained (exterior repair/polishing/oil finish front and rear baffle/hakama repair/paint lattice repair/polishing/painting, backing fabric replacement woofer maintenance: edge replacement/cone paper coating/terminal cleaning/screw replacement driver maintenance: magnetic circuit gap cleaning/center adjustment, sound absorbing material replacement, terminal cleaning/screw replacement
Network maintenance: frequency characteristic check, ATT cleaning, terminal cleaning, screw replacement unit detachment)
Accessories: saran net
Main specifications: 2 way, 2 speakers, bass reflex system, floor type, 35.5 cm cone type for low range (LE14A), high range horn type (LE175DLH), network LX10 impedance 8 ohms, W440 x H620 x D310 mm, 39.0 kg
Maintained! The final model of Ampzilla. A representative American sound with strong, tight low frequencies! The dry, clean-sounding character is the perfect match for vintage speakers of yesteryear. This is a masterpiece machine that briskly drives famous speakers from JBL and Altec. Dullness and small scratches can be seen. (FUJISAWA KOSHI)
Maintenance information: 2026.3.25 Maintained (internal all dismantled Tr/C check. Tr OK. Part of the C constant difference in the board → replacement. Meter lamp deteriorated, pin jack replaced. Internal dirt → cleaning. SP fuse holder ratters → adheres Operation check.)
Accessories: No accessories
Main specifications: 200W+200W (8Ω) perfect balance configuration W445 × H178 × D229 mm 22.7 kg
JBL's exponential horn. Since it is a longhorn, it can be used at low crossover frequencies. Together with an acoustic lens, it is possible to create a monitor sound with high directivity. There is paint peeling. Serial 4947/6149 (Tamura Eiji)
Accessories: none
Main specifications: crossover frequency 800 Hz sound pressure level 108 dB (using 2308 lenses) throat diameter 2.5 cm diameter 156 x D 293 mm weight 1 kg/book
The disposal price has been reduced. Member prices are not applicable. 2026/2/23 sales price 290,000 yen Maintained! JBL's masterpiece 2 inch screwdriver. You can enjoy the rich sound built into a number of famous devices. In particular, the sense of energy and density in the midrange is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive. There is a slight dullness in the diaphragm. The exterior is in a beautiful category even when viewed from the model year (Oikawa Tetsuji)
Maintenance information: 2026.2.23 Maintained (vibration plate installation adjustment
Pad dampener mounting screws, insulation bushing deterioration replacement
DCR (27466 7.4 ohm vibrating plate scratch) (27409 6.8 ohm vibration plate scratch not) vibrating plate replacement)
Accessories: none
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 (measured 27466/7.4 ohms, 27409/6.8 ohms) diameter 180 x depth 130 mm weight 11.8 kg/bottle
All switches have been disassembled and the contacts have been polished and maintained! A famous and famous first generation preamp. The coat is different from today's tones, and the solid sharpness and punchy tone go great with vintage speakers such as JBL. The crackling sound image and exhilarating noises become a habit (Mizusaki Ryo)
Maintenance information: 2026.3.25 Maintained (in the output amplifier, resistor replaced. Transistors are replaced in the power supply circuit. Electrolysis, tantalum capacitor, lamp, and power switch replacement. Main and balance volume cleaning, disassembly cleaning and cleaning of each switch. Panel, housing, and terminal cleaning. Each part was inspected and aging tested)
Accessories: power cable, copy of instruction manual
Main specifications: 3 phono systems (with head amplifier), 3 line systems, 3 tape systems, W445 x H160 x D373 mm, 13.4 kg
*Currently sold. LA (Los Angeles) version of CONTOROL1. With its compact size and anti-magnetic design, you can easily get JBL sounds. There is dirt and dullness overall (Oikawa Tetsuji)
Maintenance information: 2026.3.25 Operation confirmed
Accessories: none
Main specifications: 2 way 2 speakers, anti-magnetic impedance, 4 ohms, output, sound pressure level, 87 dB, maximum input, 180 W, size, W160 x H236 x D143 mm, weight 2.7 kg
JBL UREI standard channel divider. It is a 2-way/250Hz specification. I recommend it to those who use the company's 4350. A must have for multi-channel systems in 70s PA systems. ※The balance connection has been changed to 2 HOT. The exterior has dullness and scratches. Serial 02174 (Tamura Eiji)
Maintenance information: Maintained on 2013.12.12 (input/output XLR terminals changed from No. 3 HOT to No. 2 HOT. Each input/output check OK) 2011.11.7 maintained (replacement of 13 plug electrolytic capacitors, ATT contact cleaning, frequency board connectors - cleaning, soldering, cleaning of input/output terminals, inspection of each input/output operation, internal cleaning, etc.)
Accessories: none
Key Specifications: Crossover 250Hz W483 ✕ H44 ✕ D194 mm 1.8 kg
Comes with stand 2505! 2 inch horn+ lens with huge slant plate. As nicknamed “Ghost Horn,” it has the size and presence. The sound of an exponential horn with an elliptical aperture creates a natural sound that is not very peculiar. Serial number 13327/13328 (Murakoshi Yoichi)
Accessories: stand 2505
Main specifications: crossover frequency 800 Hz, throat diameter 50 mm, W914 x H305 x D483 mm, weight 10.5 kg (stand not included)
A model from one generation before JBL's 4312 control monitor series, which has continued for over 30 years. By adding modern colors to conventional JBL sounds, the impression is that the high frequencies extend steadily with a wider range. High speed has been achieved, and it is compatible with drive-in sources. The exterior is veneered on the lower corner of the back, and there is a small scratch on the upper corner (Mizusaki Ryo)
Maintenance information: 2026.3.24 sound output confirmed
Accessories: none
Main specifications: 3-way bookshelf type frequency characteristics 40Hz to 40kHz crossover 2kHz/5kHz 6Ω output sound pressure level 93 dB W362 x H597 x D301 mm 18.1 kg
Raft Craft 1" wooden horn, crossover 750Hz or higher If you have a metal horn and feel that the sound is a little stiff, I definitely want you to try this product. Compatible with TAD, FOSTEX, JBL, etc. drivers. There are marks of legs attached to the exterior and bottom, and in addition to the veneer being peeled off, a feeling of use such as dullness, abrasions, and marks can be seen (Kobayashi Hitoshi)
Accessories: instruction manual
Main specifications: crossover 750 Hz or more, W415 x H150 x D305 mm, approx. 6 kg, screw pitch 50 mm
Maintenance has been completed with 26 capacitors, 8 lamps replaced, disassembled all switches, polished, etc. A famous and famous first generation preamp. The coat is different from today's tones, and the solid sharpness and punchy tone go great with vintage speakers such as JBL. The sharp sound image and exhilarating sound are different from the current model's appeal. There are small wounds, dullness, etc. (Oikawa Tetsuji)
Maintenance Information: 2026.3.23 Maintained (Electrolytic Capacitors, Tantalum Capacitors, Lamps, Power Switch Replacement. Volume cleaning, selector type disassembly cleaning and cleaning. Phono input changes were partially corrected. Cleaning panels, knobs, housings, and terminals. Other part inspection, aging test*The phono part has been remodeled, so it has been restored to its original state)
Accessories: power cable, copy of instruction manual
Main specifications: 3 phono systems (equipped with head amplifiers), 3 line systems, 3 tape systems, W445 x H160 x D373 mm, 13.4 kg
A classic tweeter used in JBL's successive speakers. Cymbals and wind instruments are vividly played back with a clear, dry sound. There is rust and corrosion throughout. Serial 106428 106322 (Kanai Hidetsugu)
Maintenance information: 2026.3.23 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
JBL's 38cm cone type full range unit. Unlike modern heavy bass, it reproduces bright and light low frequencies. It is a standard unit that can do many kinds of sound makeup depending on the driver or tweeter that fits perfectly. The color of the cone paper is slightly different. Serial 109849 112506 (Kanai Hidetsugu)
Maintenance information: 2026.3.23 Operation confirmed
Accessories: none
Main specifications: 38cm cone type full range unit Alnico 8Ω 103dB recommended enclosure internal volume 114 to 338 L frequency characteristics 50 to 6,000 Hz screw pitch (diagonal) 370 mm 7 kg
*Currently sold. A bookshelf speaker that combines professional sound quality with excellent cost performance. You can enjoy transparent high frequencies and dynamic low frequencies. There are no visible scratches on the exterior, etc., and it is good with just the degree of dullness (Kobayashi Hitoshi)
Maintenance information: 2026.3.21 Operation confirmed
Accessories: saran net, instruction manual
Main specifications: 2 way bookshelf impedance 6 ohms playback frequency band 55 Hz to 40 kHz output sound pressure level 86 dB W190 x H321 x D245 mm 5.5 kg
Everything from the exterior to the unit network has been fully maintained! This model is particularly rare among JBL's small monitor speakers. Analog users are amazed by the crisp all-Alnico sound, which has a lower center of gravity than the 4311 in later years. Due to exterior maintenance, it has a beautiful finish. Serial 54126, 54134 (Fujisawa Yukishi)
Maintenance information: 2026.3.22 maintained (exterior repair/polishing/oil finish, front and rear baffle repair/painting, new saran net created, each unit cone paper coating, network maintenance: frequency characteristic check/ATT cleaning, terminal cleaning/screw replacement)
Main specifications: 3-way, 3-speaker bass reflex system, bookshelf type, 8Ω, 91 dB unit, woofer, 2212, scoker 2105, tweeter LE20-1, W364 x H600 x D300 mm, 23 kg
Maintained! The grain of the sound is clear and the smoothness of the connection has also been improved. This is a 1200 Hz crossover network ideal for the combination of a 38 cm woofer and 1 inch driver. There is a dull feeling of use (Sasaki Shota)
Maintenance information: 2026.3.22 Maintained (terminal mounting screws rust and insulation bushing deterioration replacement. Terminal ultrasonic cleaning. Attenuator SW contact cleaning. (Crossover check OK)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control
Speaker cable, 2.4 m pair, untreated, 3-layer coaxial core wire, has a multi-directional twisting structure with good sound loss, yet has a well-balanced sound with a good sense of volume and texture. There are scratches on the sheath, and some cables are twisted (Kojima Yosuke)
Accessories: none