The price has been reduced. 2026/1/8 sale price 800 yen This is an oval full range from Onkyo. Reproduces subtle sounds with high efficiency. Feel free to use it. (YONEJIMA Satoshi)
Maintenance information: 2026.1.8 sweep test is good
Accessories: No accessories
Main specifications: impedance 4 ohms playback frequency band 160 to 12 kHz output sound pressure level 96 dB input 3 W aperture diameter 120 x 69 mm
The price has been reduced. 2026/1/8 sale price 800 yen This is an oval full range from Onkyo. Reproduces subtle sounds with high efficiency. Feel free to use it. (YONEJIMA Satoshi)
Maintenance information: 2026.1.8 sweep test is good
Accessories: No accessories
Main specifications: impedance 4 ohms playback frequency band 160 to 12 kHz output sound pressure level 96 dB input 3 W aperture diameter 120 x 69 mm
The price has been reduced. 2026/1/26 This is an oval full range with a sales price of 800 yen. Reproduces subtle sounds with high efficiency. Feel free to use it. (YONEJIMA Satoshi)
Maintenance information: 2026.1.26 sweep test is good
Accessories: No accessories
Main specifications: impedance 4 ohms playback frequency band 160 to 12 kHz output sound pressure level 96 dB input 3 W aperture diameter 120 x 69 mm
This is Onkyo's full range of oval shapes. Reproduces subtle sounds with high efficiency. You can use it easily. (YONEJIMA Satoshi)
Maintenance information: 2026.1.8 sweep test is good
Accessories: No accessories
Main specifications: impedance 4 ohms playback frequency band 160 to 12 kHz output sound pressure level 96 dB input 3 W aperture diameter 120 x 69 mm
This is Onkyo's full range of oval shapes. Reproduces subtle sounds with high efficiency. You can use it easily. (YONEJIMA Satoshi)
Maintenance information: 2026.1.8 sweep test is good
Accessories: No accessories
Main specifications: impedance 4 ohms playback frequency band 160 to 12 kHz output sound pressure level 96 dB input 3 W aperture diameter 120 x 69 mm
The disposal price has been reduced! (Member discounts are not applicable) 2026/4/14 sales price 2,000 yen*Currently sold FF-WK series full range unit for bass reflex cameras. New paper making method “2-layer paper making cone, ridge-dome shaped aluminum alloy center cap adopted. How about if you are a beginner or the like, feel free to make your own system? The condition shows a feeling of use such as dullness over time (Ryuichiro Kaneko)
Maintenance information: 2026.5.14 Operation confirmed
Accessories: original box, screws
Main specifications: sound pressure level 89dB impedance 8Ω baffle opening dimensions φ104 mm 0.92 kg
10cm full range speaker unit manufactured by NFJ. Using a fiber cone and urethane edge, the sound quality is straightforward and easy to listen to. How about using it as an upgrade for making your own speakers or enclosures? The exterior is dull and there is a feeling of use such as adhesive marks on the edge (Asaine Tomoho)
Maintenance information: 2026.7.2 sound output confirmed
Accessories: none
Main specifications: impedance 8Ω, rated input 10W
The disposal price has been reduced! (Member prices are not applicable) 2026/5/11 sales price 2,000 yen for 1 bottle only. A popular speaker in the 13cm class. The sound is made with an emphasis on balance rather than flashiness, and features a thick, easy-to-listen sound in the mid to low range. It sounds straightforward enough for car applications and small systems, and vocals also tend to come out relatively ahead (Asaine Tomoho)
Maintenance information: 2026.5.11 sound output confirmed
Accessories: original box
Key Specifications: Impedance 8 ohms
2.5-inch full range unit with reinforced fiber cone and tangential edge. Although it has a small aperture, it has excellent response, and you can enjoy natural and well-balanced sound. This unit is easy to handle, even for self-made and repair small speakers. As for the exterior, there are adhesive marks around the frame (Asae Tomoho)
Maintenance information: 2026.7.7 sound output confirmed
Accessories: none
Main specifications: aperture approx. 2.5 inches (cone diameter approx. 57 mm) impedance: 6 ohms; size: approx. 64 x 64 x 43 mm; weight: approx. 270 g
The disposal price has been reduced. Member prices are not applicable. 2025/11/27 Sales price 3,000 yen ※1 bottle only. Clarion's 15 cm full range unit. The details are unknown, but the sound is less peculiar. (TAMURA Eiji)
Maintenance information: 2025.11.27 sweep check OK
Accessories: No accessories
Key Specifications: 15cm full range unit 8Ω
The disposal price has been reduced! Member prices are not applicable. 2025/11/29 sales price 2,000 yen ※1 bottle only. Currently sold. A full range of 8cm high grade glass cloth cones. It has a light, unobtrusive sound and is recommended for pop music and female vocals. The exterior is dull. (YONEJIMA Satoshi)
Maintenance information: 2025.11.29 sweep test good
Accessories: No accessories
Main specifications: 6Ω 84dB 20W 0.54 kg
The price has been drastically reduced. 2026/4/6 sales price 3,000 yen. ※It is inexpensive because there are tear repairs. 18cm full range unit from unknown manufacturer. EAS is a series name commonly used for Panasonic (Panasonic/Technics) speaker units, but details are unknown. In addition to the exterior and tear repair marks, you can see a feeling of use such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.2.23 Continuity confirmed
Accessories: none
Key Specifications: 18cm full range unit 4Ω
*Currently sold. Elliptical coaxial 2-way unit with unknown details. How about someone who is a self-made artist? There is dirt and dullness (Oikawa Tetsuji)
Maintenance information: 2025.8.10 operation confirmed
Accessories: none
Main specifications: 4Ω W154 × H50 × D950 mm
*Currently sold. Elliptical coaxial 2-way unit with unknown details. How about someone who is a self-made artist? There is dirt and dullness (Oikawa Tetsuji)
Maintenance information: 2025.8.10 operation confirmed
Accessories: none
Main specifications: 4Ω W154 × H50 × D950 mm
Currently sold. 10cm full range unit from the Danish brand Scanspeak. An original model that was appended to Stereo magazine. Since it is a type where the box becomes an enclosure as it is, it is easy to make sounds. You can enjoy bright and open music. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2026.8.8 operation confirmed
Accessories: screws, original box
Main specifications: 8Ω 10W 84dB unit diameter 100 x D42 mm weight 275 g (actual measurement) main body W258 x H185 x D50 mm 1 kg (actual measurement)
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
Currently sold. A super long-selling full-range unit that was manufactured for a long period of time from the 70s to the 90s with minor changes. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2026.8.8 operation confirmed
Accessories: gasket, screw, instruction manual, original box
Main specifications: 10cm cone type full range unit 8Ω 89dB F0 to 18kHz 0.63 kg
This is an 8cm full range speaker unit made by Mark Audio as a special appendix of the “Special Speaker Unit You Can Do This 2019 Mark Audio Edition” sold by the Mook book series of Ongakunotomosha Stereo magazine. There is Kusumi (Kanai Hidetsugu)
Maintenance information: 2026.7.29 sound output confirmed
Accessories: original box, stop screw
Key Specifications: Impedance 4Ω 8W
The price has been reduced. 2026/7/28 sales price 10,000 yen*Currently sold. 10cm full range It has a clear sound without any habit that seems easy to use. How about a self-made person (Oikawa Tetsuji)
Maintenance information: 2026.7.28 Operation confirmed
Accessories: cover
Main specifications: 8Ω 89dB/w/m 70Hz-14kHz 40W 80W (MAX) baffle opening diameter 95mm screw pitch (diagonal) 115mm diameter 126 x height 83 mm 1.35 kg
The disposal price has been reduced. Member prices are not applicable. 2026/7/17 sales price 49,800 yen JBL 38cm full range unit. This is an image that has a wide playback frequency band and holds the entire sound range. Compared to the E140-8, the playback frequency band is wider, and it is recommended for those who cross at high frequencies such as 1200 Hz (Daiki Goto)
Maintenance information: 2026.7.17 Operation confirmed
Accessories: none
Main specifications: 38 cm ferrite magnet, 8 ohm, 300 W, 105 dB, 50 to 6,000 Hz, baffle opening, front 350 mmφ, rear 343 mmφ10.1 kg
The price has been reduced. 2026/7/22 sales price 49,800 yen. There are slight wrinkles on the center cap, and there is a difference in the color of the left and right cone paper, so it is inexpensive. A 38cm full range unit that is the successor to the D130. The 4-inch voice coil is equipped with an SFG magnetic circuit, so you can listen to sharp JBL sound typical of the D130. In addition to the exterior, as described above, a feeling of use can be seen, such as dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.7.5 operation confirmed
Accessories: none
Main specifications: 38 cm full range unit, ferrite magnet, playback frequency 40 to 6,000 Hz, maximum input, 100 W, recommended enclosure capacity 85 L or more, impedance 8 ohms, sound pressure level 103 dB, weight 10.4 kg
The price has been reduced. The 2026/8/1 sales price is 79,800 yen. ※Silver paint sticks to the edge, and there is a feeling of use such as rust on the magnetic part, so it is inexpensive. 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 types of sound makeup depending on the driver or tweeter that fits well with teeth (Mizusaki Ryo)
Maintenance information: 2026.8.1 sound output 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
The price has been reduced. 2026/8/1 sales price 99,800 yen JBL 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. There is a dent in the mesh part on one side and back (Oikawa Tetsuji)
Maintenance information: 2026.7.30 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
The price has been reduced. 2026/8/10 sales price 350,000 yen Maintained! This is a set of N1600A networks to the 604C, a masterpiece model in the 604 duplex series. It has an outstanding sense of speed and realism. It is the pinnacle of coaxial, which is both delicate and extravagant. They rarely arrive in units, so if you're looking for one, take this opportunity. The exterior has dullness, threads, etc. (YONEJIMA Satoshi)
Maintenance Information: 2026.8.9 Maintained (cable replacement. Terminal screw rust replacement. Magnetic circuit slit cleaning, rust prevention, coil bobbin prevention maintenance. Edge viscoid application)
Accessories: No accessories
Main specifications: [604C] 15 inch coaxial 2-way frequency band 30-22000 Hz [N1600A] crossover frequency 1600 Hz