Maintained in 2020. High range networks. The attenuators, insulating bushings, etc. have been replaced with new ones! The conductive parts are carefully polished to reduce the resistance value as much as possible. The 7000 Hz crossover is ideal for tweeters such as 075 and 077. The exterior has corrosion on the front, and other scuffs and paint peeling (Ryo Mizusaki)
Maintenance information: 2020.3.3 maintained (terminal rust removal (pickling) treatment, cleaning, insulation bushing & mounting screw replacement. ATT replacement with a brand new one. 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: Variable Level Control Crossover Frequency 7kHz 8Ω Weight 900g
The price has been drastically reduced. 2026/5/26 sales price 2,000 yen Wall bracket for small Yamaha speakers. It is made of sturdy steel and is welded and riveted to ensure high strength. Angle adjustment is also supported, making it ideal for installing MSP3, MSP5 STUDIO, HS5I, etc. (Tomoho Asae)
Accessories: none
Main specifications: length 120 mm, load capacity 7 kg, body weight 0.6 kg
Maintained in 2020. With a crossover of 7000 Hz, this network is ideal for tweeters such as 075 and 077! Please enjoy using it in a way that suits your needs, such as 2 way or 3 way. There is a feeling of use on the exterior such as small scratches and dullness (Mizusaki Ryo)
Maintenance Information: 2020.5.31 Maintained (exterior cleaning. Tighten more terminals. ATT contact cleaning. Reinforced coil fixation Since the capacitor has been replaced last time, the frequency characteristics were measured and checked (~ 42 kHz). Input/output waveform and balance check, sound output check.) 2013.7.9 Maintained (terminal polishing, cleaning, insulation bush replacement, ATT replacement, capacitor replacement, input/output waveform and balance check, sound output check, frequency characteristic measurement check (~ 42 kHz))
Accessories: none
Key Specifications: Variable Level Control Crossover Frequency 7kHz 8Ω Weight 900g
The disposal price has been reduced! (Member prices are not applicable) 2026/4/15 sales price 128,000 yen 35 deteriorated parts, including capacitors and transistors, have been replaced, and maintenance has been carried out, such as dismantling and cleaning the main volume! A power amplifier with a characteristic large meter. An unobtrusive, straightforward tone. You can enjoy crisp sound quality with momentum unique to the 80s. It is also ideal as an introduction to separate amplifiers. The exterior has many scratches and dullness over time, and there is a chip on the upper part of the windshield panel. Serial 82113035 (Yamato Yuki)
Maintenance information: 2026.4.15 Maintained (power amplifier circuit part power transistor and transistor replacement, capacitor replacement LR main volume dismantling cleaning meter lamp, indicator lamp replacement output relay, meter relay replacement, power switch mechanism correction, interior and exterior inspection and cleaning, glass panel removal and cleaning, bias adjustment, meter adjustment, operation check. (*Part of the indicator lamp has broken down)
Accessories: copy of instruction manual
Main specifications: 130W+130W (8Ω) 170W+170W (4Ω) frequency characteristics 1Hz to 100kHz impedance 4Ω to 16Ω W450 × H174 × D422mm 18.5 kg
L type with reinforced shields from the Danish famous Trans JS No. 6600. Since the boost ratio is high, the weak point where it is easy to pick up hum is overcome with a strong shield. Ideal for SPUs and older MC series with poor output, the rich tone is exquisite. The exterior is dull and has small scratches (Satoshi Yonejima)
Maintenance information: 2026.5.9 operation confirmed
Accessories: No accessories
Main specifications: primary impedance 1.5 Ω secondary impedance 1.5 kΩ boost ratio 1:31 MM with bypass switch 520 g (actual measurement)
*Currently sold, this tall boy type speaker is ideal for large screen displays. A SAW system with 2 16cm cone woofers is used for the ultra-low range. It enables effective reproduction of deep bass. There is a broken dowel on the saran net in 1 place, and there are dirt and small scratches on the whole (Oikawa Tetsuji)
Maintenance information: 2026.4.19 Operation confirmed
Accessories: none
Main specifications: Playback frequency band 30Hz to 25000 Hz output sound pressure level 85dB/w/m impedance 6Ω rated maximum input 100W instantaneous maximum input 200W crossover frequency 150Hz 2.5kHz external dimensions width 226 x height 1080p x depth 245 mm (including pedestal and grill net) weight 16.5 kg
This is a Category 6 compatible cable that is ideal for the 3.0 m CAT6 Gigabit LAN standard. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Accessories: none
Maintained! A network with a crossover frequency of 7000 Hz. Ideal for MID/HIGH use in 3-way systems using the JBL 2420/2440. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.3.30 maintenance completed (VR attenuator replacement, terminal mounting screw rust, insulation bushing deterioration replacement, terminal ultrasonic cleaning, 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! 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. You can see a feeling of use, such as appearance, dullness, scratches, chips, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.3.30 maintenance completed (CONTROL switch contact cleaning, terminal mounting screw rust and insulation bushing replacement, crossover check)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control
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! A network with a crossover frequency of 7000 Hz. Ideal for MID/HIGH use in 3-way systems using the JBL 2420/2440. The exterior is dull suitable for the model year, and there is a slight paint float (Wang Zhan)
Maintenance information: 2026.3.5 Maintained (ATT, internal screws, insulating bushing replacement. Terminal ultrasonic cleaning and crossover check OK. (Knob installation adjustment)
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
※Inexpensive due to hole processing and processing scratches. Maintained. This is an N8000 that has been refreshed by replacing the attenuator. Crossover network 8Ω crossover 8kHz continuously variable level control Ideal in combination with JBL LE175, LE85/075, 077. In addition to the exterior, as described above, you can see a feeling of use such as dents, dullness, scratches, etc. (Hiura Katsuji)
Maintenance information: 2025.4.13 maintenance completed (attenuator VR replacement terminal mounting screw replacement insulation bushing replacement terminal cleaning crossover check OK)
Accessories: none
Key Specifications: Variable Level Control Crossover Frequency 8kHz 8Ω 0.9kg
The price has been reduced. 2025/6/7 sales price 24,000 yen, unopened, set of 4 It is said to be for quadra spike racks. These are high sound quality legs that can be used in place of genuine legs from compatible racks. Ideal sound quality can be brought out when combined with EcoBrass Spike-Base (ASB-0104/ASB-0103) (permanent future)
Maintenance information: 2025.6.7 operation confirmed
Accessories: none
Main specifications: Compatible models QUADRASPIRE racks (compatible with Q4/Q4D series and QAVM glass shelf models)
screw hole diameter 12mm
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. You can see the exterior, dullness, abrasions, etc. and a feeling of use (Murakoshi Yoichi)
Maintenance information: 2024.11.20 maintenance (terminal mounting screws, rust and insulation bushing deterioration replacement, replacement of 1 terminal cleaning terminal, attenuator SW contact cleaning, crossover check OK)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control
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. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.11.3 Maintained (speaker terminal replaced. Terminal mounting screw rust replacement insulation bushing replacement attenuator SW contact cleaning crossover check OK)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control
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 is a slight feeling of use on the exterior, such as dullness and scratches (Mizusaki Ryo)
Maintenance information: 2024.8.11 Maintained (12 terminal terminal mounting screws replaced due to rust, 24 insulating bushings deteriorated and replaced. Terminal dirt ultrasonic cleaning. Replaced the attenuator for VR Gari. (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! 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 peeling paint (Ryo Mizusaki)
Maintenance information: 2024.8.11 Maintained (12 terminal terminal mounting screws replaced due to rust, 24 insulating bushings deteriorated and replaced. Terminal dirt ultrasonic cleaning. Replaced the attenuator for VR Gari. (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! 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 are stains, scratches, and a feeling of use on the exterior. Serial 9771 9927 (Tomonori Asae)
Maintenance information: 2024.7.30 maintained (terminal terminal mounting screw rust and bushing deterioration replacement terminal ultrasonic cleaning attenuator SW contact cleaning crossover check)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control
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. 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. The exterior has dullness and scratches due to use over time, serial 18254 18275 (Asaine Satoshi Law)
Maintenance Information: 2024.4.16 Maintained (Screws, Insulated Washer Parts Replacement Switch Contact Cleaning)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control
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
Maintained on 2015.6.11. The graininess of the sound has been clarified, and the smoothness of the connection has also been improved. It is a crossover 1200 Hz network ideal for the combination of a 38 cm woofer and 1 inch driver. The exterior has paint peeling and stains. Serial 9858/9958 (Miura Kimiya)
Maintenance Information: 2015.6.11 Maintained (terminal polishing, cleaning, insulation bush mounting screw replacement. ATT cleaning. Input/output waveform and balance check, sound output check. (Frequency characteristic measurement check)
Accessories: no accessories
Key Specifications: Crossover 1200Hz 8Ω 3-Position Switch with Level Control