* 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 was completed in 2025/12. 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 (fuse holder replaced. Meter switch disassembly contact cleaning. (*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: No accessories
Main specifications: 200W+200W (8Ω) perfect balance configuration W445 × H178 × D229 mm 22.7 kg
Everything from the exterior to the attenuator has been maintained! Cork baffle model sterling An attractive pair with a small size but a relaxed sound with a sense of scale, and a heavy design reminiscent of furniture made with plenty of walnut wood. The sound of classical stringed instruments sounds beautiful, and wind instruments don't sound too exciting, so you can relax and soak in the music. Serial 345386, 345400 (Fujisawa Yukishi)
Maintenance information: 2026.5.12 maintained (exterior repair/polishing/oil finish, rear baffle cleaning/repair, saran net cleaning/reinstallation, unit gasket reattachment, ATT contact cleaning, terminal cleaning)
Accessories: saran net, keys, stand, jumper pins
Main specifications: 25cm coaxial 2-way unit frequency characteristics 35 Hz to 25 kHz output sound pressure level 93 dB impedance 8 ohms main unit W486 x H700 x D310 mm weight 22 kg
The disposal price has been reduced! (Member prices are not applicable) 2026/4/19 sales price 39,800 yen. Beautiful item with original box! 10cm full range unit. It's still very popular, and I recommend combining it with a backroad. The clear mid-high range and thick bass are attractive (Tomoho Asae)
Maintenance information: 2026.4.19 sound output confirmed
Accessories: instruction manual, connection cord, original box, gasket screw
Main specifications: 10cm cone type full range unit 8Ω 90dB F0 to 35kHz baffle opening size 103 mm 1.2 kg
The disposal price has been reduced! Member prices are not applicable. 2026/4/13 sales price 69,800 yen edge has been replaced! Surprisingly, there are few models in stock. The thick, chewy sound typical of JBL is attractive. It is also recommended for those who like to make their own creations. The exterior has dullness due to aging, small scratches on the metal parts, etc. (Satoshi Yonejima)
Maintenance information: 2026.4.13 Maintained (edge replacement. Corn paper coloring. gasket replacement)
Accessories: No accessories
Main specifications: 38 cm 8 Ω 200 W 93 dB 25 Hz to 2 kHz screw pitch (diagonal) 367 mm weight 11.7 kg
The disposal price has been reduced. Member discounts are not applicable. 2026/4/27 sales price 498,000 yen Full maintenance from the exterior to the unit, attenuator, network, etc.! Crescendo is a speaker system developed by Electri and sold with Altech's approval. This time it's an original original box specification with the 604E mounted on it. You can enjoy the tasteful design unique to vintage speakers and the crisp American sound with good texture and momentum (Kobayashi Hitoshi)
Maintenance information: 2026.4.25 Maintained (exterior repair/polishing/painting
Front and rear baffle repair and painting. Unit maintenance: low range side cone paper coating/viscoid sagging removal/terminal cleaning, partial gasket repair on one side, high range side magnetic circuit gap cleaning/center adjustment, terminal cleaning. Network maintenance: frequency characteristics check, ATT cleaning, terminal cleaning)
Accessories: saran net
Main specifications: frequency characteristics 20 to 20,000 Hz, use unit 38 cm, 604E (coaxial type with built-in horn), maximum input, 35 W, output, sound pressure level, 97 dB, crossover frequency, 1.5 kHz, impedance 8 ohm/16 ohm, W690 x H1,018 x D485 mm
Fostex's classic full range unit. This unit is highly regarded not only domestically, but also from overseas. It uses a high-rigidity die-cast aluminum frame and a large, strong ferrite magnetic circuit. I definitely want you to enjoy combining it with a backload enclosure. There are smudges and terminal solder marks around the label (Daiki Goto)
Maintenance information: 2026.5.7 operation confirmed
Accessories: gaskets, screws
Main specifications: 20 cm full range unit, 8 ohms, minimum resonance frequency, 42 Hz, playback frequency band, FO to 14 kHz, output sound pressure level, 97 dB, input, 120 W, total weight: 4.8 kg
The price has been reduced! 2026/3/31 sales price 99,800 yen edge has been replaced! This is the woofer installed in the 4344 and 4430. Since it is for studio monitors, it is a durable and easy to handle woofer that combines strength and softness. It plays a tight low frequency with a low back. The exterior is dirty and dull. Serial 18173/18180 (Yonejima Satoshi)
Maintenance information: 2026.3.31 Maintained (edge gasket replacement)
Accessories: none
Main specifications: 38cm woofer, 8 ohms, 300 W, 93 dB, frequency characteristics, 20 to 2 kHz, recommended crossover, 1 kHz or less, recommended enclosure volume 85 to 285 liters, diameter 388 x D133 mm, 10.1 kg/bottle
※Shipping service. This is a brand new item. Mr. Muneshige Nagase called Nazo Otoko is the host of an audio blog popular among high-end audio users all over the country. This book is a compilation of records of 15 years of audio exploration that Mr. Nagase has spelled out on his blog. “Double Woofers,” which was formed in the wake of the JBL 4350, is the origin of that activity, and in addition to high-end amplifiers such as Mark Levinson, Claire, Goldmund, etc., and the JBL 4350, high-end devices coveted by enthusiasts such as Avalon, Apogee, and Full Epilogue have appeared one after another. A must-read book for high end audiophiles.
※Shipping service. We propose equipment knowledge and selection methods from a unique perspective. I think there are many parts that I can sympathize with and that are helpful. /Edited by: Nagasawa Kunishiro /Published by: Ohm
Maintenance information: C (broken, threaded, written) [The condition is determined on a scale of 3 from A to C. (See below for details)] ~ Considering the condition, the price is about 2 percent off the regular used price.