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Manufacture | Model/Title | Price | Arrival date

CRESCENDOU.S.A

Ask 26-48611-00421-00
CRESCENDO
Manufacture:ALTEC
Original price: JPY 457,800
Price: JPY 411,818(pair)
U.S.A 1974 made
Arrival: 2026-04-27 19:58:44
description
The price has been drastically reduced. 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

N801-8AU.S.A

Ask 25-48219-24291-00
N801-8A
Manufacture:ALTEC
Original price: JPY 33,700
Price: JPY 13,636(only one piece)
U.S.A
Arrival: 2025-12-25 19:51:07
description
The disposal price has been reduced. Member discounts are not applicable. 2025/12/25 sales price 20,000 yen. ※There is only 1 bottle, and there are problems such as a missing square black cover on the back, etc., and it is inexpensive. This is Altech's 2-way, 800Hz crossover network. Equipped with an attenuator. Please use this when you want to change A5 or A7 to 800Hz. The exterior has a strong sense of use such as scratches and dullness (Murakoshi Yoichi) Maintenance information: 2025.12.14 sound output confirmed Accessories: none Main specifications: allowable input 100W input impedance 8Ω attenuator 1dB to 10dB crossover frequency 800Hz dimensions W122 x H140 x D143 mm weight 1.6 kg

TD-2001Japan

This item has been sold.You can't purchase now. 26-49646-09536-00
TD-2001
Manufacture:TAD
Original price: JPY 270,000
Price: JPY 191,818 Sold Out
Japan 1981 made
Shop: Osu shop
Arrival: 2026-04-24 20:08:12
description
The price has been drastically reduced. 2026/4/24 sales price 248,000 yen TAD treble driver. Compression driver technology carried over by ALTEC and JBL is faithfully reproduced with current precision processing technology. The sound skips well, and the sound is sharp and powerful. The maximum input has been improved to 500W, and you can expect sound quality unique to a hard TAD with good overhang. There is little deterioration of the pad and it is in relatively good condition. There are a few bumps on the exterior. (Eternal Future Fight) Maintenance information: 2026.4.24 Operation confirmed Accessories: none Main specifications: Playback frequency band 500 to 22,000 Hz crossover 800 Hz 8 Ω beryllium diaphragm 109 dB triple slit rear type equalizer throat 2.54 cm W140 x H140 x D110 mm 6.4 kg

AH-500Japan

Ask 26-49563-08795-00
AH-500
Manufacture:CORAL
Original price: JPY 116,000
Price: JPY 29,091(pair)
Japan
Shop: Osu shop
Arrival: 2026-04-19 19:14:21
description
The price has been reduced. 2026/4/19 selling price 35,000 yen Coral 1 inch horn. At 15 kg, it weighs a lot more than JBL and Altec models of the same shape, and comes straight ahead. A crackling and dead sound. A JBL 1-inch driver can also be attached (Oikawa Tetsuji) Main Specifications: Sectoral Horn Directivity: Horizontal 90° Vertical 40° Cutoff Frequency 250Hz Throat Diameter 2.54 cm W750 x H180 x D580 cm 15 kg

AH-500Japan

Ask 25-47615-19260-00
AH-500
Manufacture:CORAL
Original price: JPY 116,000
Price: JPY 27,091(pair)
Japan 1980 made
Shop: Osu shop
Arrival: 2025-10-05 20:13:44
description
The price has been drastically reduced. 2025/10/5 sales price 39,800 yen Coral 1 inch horn. It weighs a lot more than the JBL and Altec models of the same shape and comes straight ahead. A crackling and dead sound. A JBL 1-inch driver can also be attached. It's deadlocked. There are a lot of scratches overall (Sasaki Shota) Accessories: none Main Specifications: Sectoral Horn Directivity: Horizontal 90° Vertical 40° Cutoff Frequency 250Hz Throat Diameter 2.54 cm W750 x H180 x D580 cm 15 kg

AH-500

Ask 25-47615-19261-00
AH-500
Manufacture:CORAL
Original price: JPY 116,000
Price: JPY 27,091(pair)
Shop: Osu shop
Arrival: 2025-10-06 19:54:06
description
The price has been drastically reduced. 2025/10/6 sales price 39,800 yen Coral 1 inch horn. It weighs a lot more than the JBL and ALTEC models of the same shape and comes straight ahead. A crackling and dead sound. A JBL 1-inch driver can also be attached. It's deadlocked. There are a lot of scratches overall (Sasaki Shota) Accessories: none Main Specifications: Sectoral Horn Directivity: Horizontal 90° Vertical 40° Cutoff Frequency 250Hz Throat Diameter 2.54 cm W750 x H180 x D580 cm 15 kg

511BU.S.A

Ask 25-48442-26104-00
511B
Manufacture:ALTEC
Original price: JPY 146,000
Price: JPY 32,545(pair)
U.S.A
Arrival: 2025-12-22 19:34:57
description
The price has been drastically reduced. 2025/12/22 sales price 39,800 yen Altec standard 1 inch 4 sectional horn. With a 1-inch driver of your choice, such as the 802-8D, you can enjoy the horn sound unique to Altec with good sharpness. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi) Accessories: none Main specifications: crossover 500 Hz directional horizontal 90 x vertical 40 throat diameter 250 mm W600 x H270 x D 486 mm 6.7 kg

904-8A用ネットワークU.S.A

Ask 25-48332-25603-00
904-8A用ネットワーク
Manufacture:ALTEC
Price: JPY 10,000(only one piece)
U.S.A
Arrival: 2026-01-06 19:52:40
description
The disposal price has been reduced. Member discounts are not applicable. 2026/1/6 sales price 15,000 yen. ※There is only one, and the attenuator is thin, so it is inexpensive. This is Altec's 904-8A network. The crossover is 1500 Hz. A rubber-like sheet is attached to the body (Murakoshi Yoichi) Maintenance information: 2025.12.13 sound output confirmed Accessories: none Main specifications: W191 x H109 x D230 mm 1.9 kg

YS-604用ネットワークJapan

Ask 26-49324-06777-00
YS-604用ネットワーク
Manufacture:山本音響工芸
Original price: JPY 120,000
Price: JPY 36,182(pair)
Japan
Shop: Osu shop
Arrival: 2026-04-04 19:42:15
description
*Currently sold. Yamamoto Acoustics network for ALTEC 604 (8 ohms). Specifications are unknown (Oikawa Tetsuji) Maintenance information: 2026.4.4 operation confirmed Accessories: instruction manual Main specifications: network dimensions H160xH150xD100mm for ALTEC 604 (8Ω) weight 3.3 kg/1 piece

828HU.S.A

Ask 25-48401-25773-00
828H
Manufacture:ALTEC
Price: JPY 16,364
U.S.A
Shop: Osu shop
Arrival: 2025-12-18 20:28:29
description
The disposal price has been reduced. Member discounts are not applicable. 2025/12/19 sales price 30,000 yen ※1 bottle only. Front load enclosure familiar from A7 etc. What about the mono group? The exterior has several holes for peeling paint and fixing to the top plate. (TAMURA Eiji) Accessories: none Main specifications: bass reflex type W755 x H1062 x D610 mm, weight approx. 55 kg

ALTEC 606 TYPE

Ask 25-48445-26121-00
ALTEC 606 TYPE
Manufacture:不明
Price: JPY 77,091(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:04:01
description
The price has been drastically reduced. 2025/12/21 sales price 100,000 yen An enclosure that imitates Altec Consumer No. 1 corner type. The majestic construction, which is reminiscent of the ICONIC era, and the specifications that make you feel particular about making the sound, such as materials and noise suppression, are attractive. There is paint deterioration on the side and top surface, and there is a slight difference in finish on the left and right sides of the bottom, color, etc. (Kobayashi Hitoshi) Accessories: none Main specifications: W910 × H933 × D614 mm 39 kg

管球王国vol.37

20-90006-28825-60
管球王国vol.37
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
Arrival: 2020-07-03 16:08:53
description
※Shipping service. Special Feature = Listening and Comparing 300B Current Vacuum Tubes/Sound Altec Coaxial 409B/ Audition of 19 New High Value Amplifiers/Listen to UK DECCA, EMI, and LEAK Cartridges/Build a WE310A Line Preamp Kit/My Handicraft = Stereo Signal Divider TAD1 (Production ◎ Uesugi Yoshiro), Phono Equalizer Amplifier KSE37 (Production ◎ Koreeda Shigeharu), 300B Single Stereo Power Amplifier (Produced by Yoshio Nasu) /Published 2005.8.28. Since the photograph is a sample, the actual item may be broken or have markings etc.

MJ-無線と実験- 1985年10月号

20-90003-32803-60
MJ-無線と実験- 1985年10月号
Price: JPY 909
雑誌・書籍1000円以上で送料無料
Arrival: 2020-08-16 14:13:41
description
※Shipping service. Special Feature = Separate CD Player Research/Ultra Low Frequency Playback Research Vol.2/200W Power Amplifier/VT-52/300A Single Amplifier/Digital Recording Thought/Emmiller UDD Horn/Technology Frontier “8 mm PCM” /Published Circuit Diagram: ALTEC MR42A Mantaray Horn, Electro-Voice HT94 CD Horn/S60.10.1 issued. Since the photograph is a sample, the actual item may be broken or have markings etc.

604-8G用ネットワークU.S.A

Ask 24-89024-23625-00
604-8G用ネットワーク
Manufacture:ALTEC
Price: JPY 68,182(pair)
U.S.A
Arrival: 2024-11-11 19:53:47
description
Maintained. Scarce! Altec 604-8G coaxial 2-way network. The crossover is 1,500 Hz. If you've been looking for one, take this opportunity. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2024.11.10 Maintenance completed (terminal part soldered, reworked, attenuator disassembled, cleaned, speaker terminal cleaned crossover check) Accessories: none Key Specifications: Crossover 1500 Hz impedance 8 ohms 

N501-8AU.S.A

Ask 22-35388-36688-00
N501-8A
Manufacture:ALTEC
Original price: JPY 84,000
Price: JPY 68,182(pair)
U.S.A
Arrival: 2024-08-30 20:10:11
description
Maintained! This network is used for A5, A7, etc. Unlike channel dividers, it is easy to handle, and the sound is familiar to the ear. There are dirt marks and scratches on the exterior. Serial 7262, 9085 (Fujisawa Yukishi) Maintenance information: Maintained on 2024.8.30 (The A.B unit attenuator has been disassembled and cleaned.) 2020.9.20 Maintained (Input terminals replaced with banana-compatible general-purpose products. Remove output terminal solder. Capacitor fixing and wiring insulation. ATT disassembly contact cleaning, contact grease application. 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: No accessories Main specifications: crossover 500 Hz 8 ohms W123 x H140 x D132 mm 1.6 kg

828 TYPE

Ask 19-24823-63073-00
828 TYPE
Manufacture:不明
Price: JPY 909(only one piece)
Shop: Osu shop
Arrival: 2019-11-02 13:37:08

MR94B用エンクロージャー

Ask 17-10254-42073-00
MR94B用エンクロージャー
Manufacture:不明
Price: JPY 909(pair)
Shop: Osu shop
Arrival: 2017-04-16 20:08:31
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