※Since the meter is defective on one side, it is inexpensive (there is a meter difference between the left and right, and the starting position is not at 0). Maintenance has been completed! 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. The exterior is dull and dirty. The fuse holder has been replaced with a black one. Serial 104730 (Tamura Eiji)
Maintenance information: 2025.12.3 Maintained (replaced due to damage to the fuse holder. The meter runout is poor, and the meter switch disassembly contacts have been cleaned. (*The internal movement of the meter was poor, and the meter was disassembled, but repairs were not possible.)
2022.5.12 Maintained (fuse holder lock claw adjustment. Replace the fuse. 0 point meter adjustment Offset voltage, idling current adjustment. (Other internal inspection voice check)
Accessories: none
Main specifications: 200W+200W (8Ω) perfect balance configuration W445 × H178 × D229 mm 22.7 kg
The price has been drastically reduced. 2025/11/30 Sales price 198,000 yen 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. Externally, there are scratches, dullness, and dirt on the panel. (YONEJIMA Satoshi)
Maintenance information: 2025.11.30 Maintained (first stage Tr, servo IC, etc. mounting socket replacement. Replace the output temperature switch. Replace each coupling C and bypass C in the driver board. Check all the others. Rubber foot replacement. Operation check)
Accessories: No accessories
Main specifications: 200W+200W (8Ω) perfect balance configuration W445 × H178 × D229 mm 22.7 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/11/2 sales price 12,000 yen. JBL's waterproof portable Bluetooth speaker features an optimized long excursion driver, separate treble unit, and dual-pump JBL bass radiator. It is possible to charge the device while playing with the mobile battery function (Kanai Hidetsugu)
Maintenance information: 2025.11.2 operation confirmed
Accessories: USB TypeA-C cable/0.5m
Main specifications: output 40 w playback frequency band 60 Hz to 20 kHz Bluetooth version 5.1 W220 x H96 x D93 960 g
The disposal price has been reduced. Member discounts are not applicable. 2025/8/16 sales price 50,000 yen ※1 bottle only. Maintenance completed in April 2019. This is a rare blue frame (early) model LX5. The cross is easy to use at 500 Hz, and it is a very easy to use network for those who are assembled with 175 or 375 drivers. There are spots, rust spots, and small scratches (Takasaki Atsushi)
Maintenance information: 2025.8.16 Sound output confirmed 2019.4.4 Maintenance completed (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: none
Key Specifications: Crossover Frequency: 500 Hz Level Control: 3 Position Switch Input Impedance: 16 ohms 159 x 153 x 120 mm 2.3 kg
The interior and exterior have been overhauled and brushed up! A floor-type speaker equipped with a JBL drone cone. Equipped with a 30cm woofer and drone cone, it is possible to achieve solid low frequency playback on par with a speaker equipped with a large aperture unit. You can enjoy the powerful and scaled JBL sounds of yesteryear when playing records and CDs. Serial 30483/30478 (Yonejima Satoshi)
Maintenance information: 2025.12.3 maintained (woofer maintenance: edge replacement/cone paper coating, terminal cleaning/screw replacement, gasket replacement. Passive maintenance: edge replacement/cone paper coating, gasket replacement. Midmaintenance: corn paper coating, magnetic circuit gap cleaning center adjustment after disassembly on one side. Network maintenance: frequency characteristic check, ATT cleaning, deteriorated faston terminal replacement, terminal replacement. Exterior repair/polishing/oil finish. Front and rear baffles/hakama repair/painting. Saran net replacement/frame repair)
Accessories: saran net
Main specifications: 3 way 3 speakers passive radiator system, floor type, 30 cm cone type (128 H) for medium range, 13 cm cone type (LE5-10), 2.5 cm dome type for high range (033)/other 30 cm cone type passive radiator (PR300) impedance 8 Ω, crossover frequency 1 kHz, 4 kHz output sound pressure level 88dB W432 x H1,054 x D330 mm weight 36.4 kgg/book
Maintained! It is JBL's first control amplifier to be crowned with a graphics controller, and it is a famous machine that still boasts high popularity today. The dry, horsepower sound quality unique to this era is unparalleled in matching with vintage speakers. It is a control amplifier coveted by JAZZ and ROCK fans that has both good extrusion and a clear outline. The exterior has threads and scratches appropriate to the model year throughout (Mizusaki Ryo)
Maintenance information: 2025.12.3 maintained (internal check, Rch board coupling C broken → replacement (LR both), other push button lamps out → replacement, input selector contact failure → dismantling contact plate polishing, each VOL, SW cleaning)
Accessories: copy of instruction manual
Main specifications: LINE input 4 systems PHONO (MM) input 2 systems W397 x H170 x D370 mm 8.0 kg
Maintained! Crossover 7000 Hz. Recommended for those who want to add 075 or 077. There is some paint peeling on the exterior. Serial 25925/26185 (Tamura Eiji)
Maintenance information: 2025.12.3 maintained (attenuator and speaker terminal replacement, insulation bushing, terminal mounting screw rust replacement
(Crossover check OK)
Accessories: none
Key Specifications: Variable Level Control Crossover Frequency 7kHz 8Ω Weight 900g
Vertical twin system directly related to the K2 series! It is equipped with 2 small woofers, and makes you feel good instantaneous power and good positioning. It is an authentic speaker that has the ability to handle pure audio and even high-end home theaters. There are no visible scratches on the exterior, etc., and it is good with dullness or stains (Kobayashi Hitoshi)
Maintenance information: 2025.11.30 Operation confirmed
Accessories: saran net, jumper, spike, spike holder
Main specifications: 2 way 3 speakers 6Ω 93dB W411 × H1,093 × D495 mm 51.0 kg
The price has been drastically reduced! 2025/11/28 sales price 148,000 yen Maintained in 2025/3! This is the accuphase sound from the time when the high frequency range was good. The sense of power in the low frequencies is sufficient, and it drives both JAZZ and ROCK systems powerfully. A combination with the JBL 4312 series is recommended. There are threads and line scratches on the exterior. Serial H2X715 (Yamato Yuki)
Maintenance information: 2025.3.15 Maintained (since the volume is exhausted and there is no replacement, it was replaced with a good used one. Switch replacement and contact cleaning. Voice check for each input/output) 2023.3.31 Maintained (output and input relay tone volume (no replacement click), push switch, and electrolytic capacitor replaced. Other switches and volume cleaning. Solder correction. Connector disconnection fixed. Bias and offset checks. Input/output audio check. (Interior and exterior cleaning)
Accessories: Power cable, copy of instruction manual
Main specifications: PHONO input, pre-main separable, 110W+110W (8Ω) W445 x H160 x D370 mm 17.2 kg
The price has been reduced! 2025/11/12 sales price 8,000 yen ※1 bottle only. Bi-radial horn for JBL 2" drivers Compared to depth, the large opening makes a light and open sound. There are stains and deposits on the exterior. Also, there is no logo sticker. (YONEJIMA Satoshi)
Accessories: No accessories
Main specifications: 2-inch bi-radial horn cutoff 400Hz horizontal 60 degrees vertical 40 degrees throat diameter 5 cm W445 x H279 x D236 mm 2.2 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/9/5 sales price 118,000 yen. Only one bottle is sold. 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. Serial 28236 (Yamato Yuki)
Maintenance Information: 2025.8.25 Maintained Vibrating Plate Mounting Adjustment Pad Dampener and Mounting Screws Replacement Dispensing Terminal Contact Part Cleaning Terminal Ultrasonic Cleaning Insulating Bushing Replacement Vibrating Plate Dirt Cleaning
DCR (28236 7.8ohm vibrating plate with scratches)
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 24342/9.2 ohms, 26006/9.0 ohms) diameter 180 x depth 130 mm weight 11.8 kg/bottle
The disposal price has been reduced! (Member prices are not applicable) 2025/11/21 sales price 178,000 yen Maintained! with cabinet! Second generation model of the famous P-300 series. The sharp, sharp, and exhilarating sound is alive and well. It also goes well with JBL, etc., and makes a powerful sound. You can enjoy rough sounds that cannot be experienced with current products. The exterior is scratched, dull, etc., and has a feeling of use over time. Serial 19x540 (Jun Tamai)
Maintenance information: 2025.11.20 Maintained (SUBSONIC switch disassembly contact polishing and other switches, volume, disassembly contact polishing as much as possible, replacement transistor deterioration due to film capacitor deterioration in each circuit, replacement, tubular capacitor deterioration replacement, 2 meter lamps, disconnection, all replacements, comprehensive adjustments.)
Accessories: instruction manual power cable
Main specifications: 150W+150W (8Ω) W445×H160×D355mm 25kg
The disposal price has been reduced. Member discounts are not applicable. 2025/11/14 sales price 848,000 yen In addition to the state-of-the-art HF driver from Project K2 S9900, it is equipped with a newly developed woofer that uses a new material cone. It is a modern wide-range speaker with a 38cm large aperture woofer and 3 ways. There are some small scratches on the exterior and slight abrasions around the saran net dowel holder (Murakoshi Yoichi)
Maintenance information: 2025.11.9 sound output confirmed
Accessories: saran net, spike, spike holder, jumper cable
Main specifications: 3-way floor-standing speaker 38cm caliber Sonocore cone woofer/1501FE 10cm caliber magnesume alloy compression driver/476mg 25mm caliber pure titanium compression driver/045TI-1 impedance 8Ω efficiency 93db dimensions W598 x H1,046 x D430 mm weight 85 kg/book
Maintenance has been completed, including the replacement of 24 capacitors that were worn out in 2014! An early JBL transistor amplifier in the 1960s. Since it is assumed that it will be built into a speaker enclosure, this model originally has no exterior parts. A glossy sound close to that of a vacuum tube using a germanium transistor. The texture is also fine, silky, and doesn't make you feel rough. It works great with old JBL speakers such as Lancer and Harkness. Dullness and scarring (Sasaki Shota)
Maintenance information: 2025.11.30 Maintained (check, Ach noise. Level fluctuation → first stage drive stage TR noise → replacement, input c, r board pattern dirt, contact instability → cleaning, other c, etc. replaced) 2015.6.25 maintained (heat dissipation silicon sheet replacement. Various inspections and adjustments. Check input/output waveforms. (Check the sound output)
2014.3.12 Maintained (VR contact cleaning, RCA terminal replacement, capacitor installation, baking creation, 24 electrolytic capacitors replaced, offset/idle current inspection, sound output test OK)
Main specifications: 40W+40W with attenuator approx. W385 x H115 x D192 mm approx. 7.0 kg
Maintained! This network is ideal for 7000 Hz crossovers, 075 and 077. There is rust and corrosion over time (Daiki Goto)
Maintenance information: 2025.11.30 Maintained (attenuator VR replacement
Insulating bushings, screw deterioration replacement, and crossover checks are OK.)
Accessories: none
Key Specifications: Variable Level Control Crossover Frequency 7kHz 8Ω Weight 900g
Speaker cable, 2.5 m, pair terminals, unprocessed, multi-directional twisted, three-layer coaxial structure. The exterior has dullness and threads over time on the sheath. (YONEJIMA Satoshi)
Maintenance information: 2025.11.30 Continuity confirmed
Accessories: No accessories
Speaker cable, 2.5 m, pair terminals, unprocessed, multi-directional twisted, three-layer coaxial structure. The exterior has dullness and threads over time on the sheath. (YONEJIMA Satoshi)
Maintenance information: 2025.11.30 Continuity confirmed
Accessories: No accessories
The price has been drastically reduced! 2025/11/20 sales price 99,800 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 is dull and dirty. Serial 023492/023566 (Tamura Eiji)
Maintenance information: 2025.11.20 Maintained (vibration plate installation adjustment, insulation bushing replacement. Vibrating plate mounting screw replacement. Ultrasonic cleaning of terminals. Pad dampener replacement. DCR (023492/7.4Ω vibrating plate no scratch) (023566/8.2 ohm vibrating plate no scratch)
Accessories: No accessories
Main specifications: 2 inch driver, slot diameter: 5 cm; allowable input: 100 W; sound pressure level: 111 dB; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/bottle
The disposal price has been reduced! (Member prices are not applicable) 2025/10/28 sales price 148,000 yen This model inherits the lineage of 4312. The sense of speed and range has been improved with a completely renewed unit, and it has been transformed into a high-fidelity speaker that can play all kinds of sources with a clean sound with good damping. The exterior has a feeling of use such as dullness. Serial HA0230-05219/HA0230-06763 (Tomoho Asaine)
Maintenance information: 2025.10.28 sound output confirmed
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex impedance 6 ohms playback frequency band 45 Hz to 35 kHz output sound pressure level 93 dB size W362 x H597 x D299 mm weight 17 kg
Comes with original box Mackin's super-dreadnought stereo power amplifier. The strong power of 600W+600W, the sound emitted from its imposing appearance is such that you can feel the pressure. It is a power amplifier compatible with everything from JBL of yesteryear to modern high-end speakers. The exterior is generally good (Oikawa Tetsuji)
Maintenance information: 2025.11.29 Operation confirmed
Accessories: instruction manual, power cable, original box
Main specifications: rated output 600W+600W (2Ω, 4Ω, 8Ω) W445 × H310 × D537 mm 69.8 kg
Refresh yourself with internal and external maintenance! The sound loss is exhilarating, and the speaker makes you feel a sense of power. Even in 2 ways, there is no shortage of high frequencies, and you can enjoy rich mid-range sounds. Wind instruments also have powerful sounds, and you can enjoy dynamic sounds unique to vintage, such as bebop and hard bop. Serial 12141/12130 (Tomonori Asaine)
Maintenance information: 2025.11.1 Maintained (exterior repair/gray paint
Front and rear baffle repair/paint Saran frame reinforcement/painting/net replacement woofer maintenance (edge replacement, corn paper coating)
Driver maintenance (magnetic circuit rust removal/gap cleaning/center adjustment, sound absorbing material replacement, terminal cleaning, screw replacement)
Network maintenance (frequency characteristic check, switch-over SW/ATT cleaning, terminal screw cleaning) horn coating and diffuser cleaning
(Detachable unit)
Accessories: diffuser saran net
Main specifications: 2 way 2 speaker bass reflex woofer 2231A driver 2420 network 3131 A 8 ohm 93 db W605 x H785 x D515 mm 57 kg
Both the interior and exterior have been refreshed and maintained in 2023/6! ATT has been disassembled and cleaned again. The original 4343 by All Alnico, the original 4343 of 4343! The crisp low frequencies and punchy high frequencies are unbearable, and popularity continues unabated even now. The dynamic sound typical of JBL has been revived due to maintenance. It is a famous monitor that can best reproduce the sound source of on-microphone recordings regardless of age or genre (Tomonori Asae)
Maintenance information: 2025.11.22 maintained (ATT disassembly and cleaning, unit removal) 2023.6.1 maintained (exterior gray paint front and rear baffle paint exterior repair plate cleaning gloss adjustment paint horn paint diffuser cleaning/receiving part velcro replacement saran frame painting/magic tape replacement/net replacement, plate pin repair woofer maintenance (edge replacement, corn paper coating, Frame polish) Mid maintenance (edge replacement, cone paper coating, frame polish) driver maintenance (magnetic circuit gap cleaning/center adjustment, sound absorbing material replacement, screw replacement, terminal etc. Contact cleaning) Tweeter maintenance (magnetic circuit gap cleaning/center adjustment, terminal etc. Contact cleaning, exterior paint) Unit detachable terminal rust removal acid wash cleaning, insulation bush & mounting screw replacement ATT brand new Replacement INT/EXT switching SW contact cleaning. A frequency characteristic measurement check (~ 42 kHz) is performed, and the original capacitor is continuously used for good results, input/output waveform and balance confirmation sound output check)
Accessories: saran net diffuser
Main specifications: 4-way 4-speaker bass reflex type 2405/2420/2121/2231A crossover 300Hz/1250Hz/9500Hz 8Ω 93dB W635 x H1,051 x D435 mm 83.9 kg/book
JBL's classic front load enclosure 4560BK. You can experience the thick, energetic low frequencies unique to professional models. Metal stand with casters, with self-made wings. The screws on the back plate are missing, and there are only 2 screws on both sides. The wing plate is chipped and the screw is loose. The unit looks like it came with a D-130A-E. There are stains and stains on the exterior (Suzuki Keita)
Accessories: self-made wing, metal stand with casters ※ missing back screws
Main specifications: enclosure (including wings): W1667 x H915 x D625 mm 48.95 kg/1 (actual measurement) caster stand: W760 x H295 x D610 mm 11.25 kg/1 unit (actual measurement)
Maintained! A type with few exhibits! Crossover 800 Hz network. It is a rare item that is essential for a 2-way system. You can see a feeling of use such as appearance, dullness, abrasions, etc. (Satoshi Yonejima)
Maintenance information: 2025.11.19 Maintained (terminal mounting screws replaced. Insulating bushing replacement. Terminal ultrasonic cleaning attenuator SW contact cleaning. (Crossover check OK)
Accessories: No accessories
Main Specifications: Impedance: Low Range 8 Ohms, Treble Range 16 Ohms, Crossover 800 Hz, High Frequency Boost, 3 Phase Switching
The price has been drastically reduced. 2025/8/26 sales price 8,000 yen. This is a self-made tweeter stand that supports JBL 075, 077, 2405, etc. It is a design where a sheet like shrink paint is attached to the wood to match the color with the main body (Murakoshi Yoichi)
Accessories: none
Main specifications: wooden W110×H45×D50mm
The price has been reduced. 2025/10/16 sales price 89,800 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 excellent reality no matter which one you take (Oikawa Tetsuji)
Maintenance information: 2025.10.16 Maintained (vibration plate installation adjustment, insulation bushing deterioration replacement vibration plate, terminal cleaning
Pad dampener replacement DCR (23523 7.7 ohm vibrating plate scratch) (23567 7.9 ohm vibration plate scratch free)
Accessories: none
Main specifications: 2 inch driver, slot diameter: 5 cm; allowable input: 100 W; sound pressure level: 111 dB; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/bottle
The disposal price has been reduced. Member prices are not applicable. 2025/8/8 sales price 99,800 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 excellent reality no matter which one you take. There are scratches and stroke marks all over (Kojima Yosuke)
Maintenance information: 2025.8.8 maintained (vibration plate installation adjustment, installation screw replacement, pad dampener replacement terminal ultrasonic cleaning
DCR (SN:88607/8.3 ohm/vibration plate without scratches)
(SN:63434/8.3 ohm/vibrating plate without scratches)
Accessories: none
Main specifications: 2 inch driver, slot diameter: 5 cm; allowable input: 100 W; sound pressure level: 111 dB; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/bottle
※Inexpensive because it received spikes and is out of stock. A special stand with a wood gloss finish that matches the company's bookshelf speaker, the S400WG. There is dullness and dirt (Oikawa Tetsuji)
Accessories: none
Main specifications: load capacity 9 kg, outer dimensions W270 x H588 x D330 mm (no spikes), top plate W230 x D220 mm, approx. 7 kg
Maintained! The classic model for professional 1" screwdrivers. It is installed in many of the company's 43 series, etc., and it is a driver that is easy to balance even when combined with various woofers and tweeters (Eternity Miraito)
Maintenance information: 2025.11.14 Maintained (one side is not original, so it was replaced and adjusted to JBL's original D16R2420
Pad dampener, vibrating plate mounting screw rust replacement
Insulating bushing deterioration replacement
DCR (25555 5.6 ohm vibrating plate, scratch pear)
(25561 5.3 ohm vibrating plate with 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 discounts are not applicable. 2025/8/13 sales price 8,000 yen. ※1 bottle only. Currently sold. It has high heat resistance and durability, and works stably even when used for a long time or at high output. It is recommended for those who are thinking about driving in harsh usage environments. Exterior, paint peeling, dullness, scuffs, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2025.8.10 Operation confirmed
Accessories: none
Main specifications: full range 15 inches (38 cm) impedance 8 ohms rated input (RMS) approx. 400 W maximum input: approx. 800 W frequency characteristics: 40 Hz to 2 kHz 98 dB