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- description
- Maintenance completed in November 2022! DYNACO's tubular mono power amplifiers are highly popular. The sleek, straight, and energetic sound that comes out of the small body is attractive. Combinations with Altech and JBL are a staple, and they make jazz and rock sounds powerful and full of realism. One guide pin on the 6550 output tube is missing, but there is no problem with performance. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2022.11.27 Maintained (one side: vacuum tube 6AN8 replacement/power toggle switch replacement/board re-solder repair. Common: block capacitor 30/20/20 μF deterioration replacement 1 x 2 Mylar capacitor 390pF replacement 1 x 2 resistor 1W and 1/2 W deterioration exchange 2 x 2 BIAS readjustment/vacuum tube socket and RCA jack caulking repair with AC100V ※ operation checked with other AC100V) Accessories: none Main specifications: tubular mono power amplifier using vacuum tube 6550/5AR4/6AN8A output 60W/140W W229 × H190 × D229 mm 11.5 kg
- description
- ※It has been painted, and dirt is conspicuous, so it is inexpensive. Altech's classic 511B. This is a 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. There is a feeling of use on the exterior due to scratches, dullness, dirt, etc. (Mizusaki Ryo) 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
Manufacture:ALTEC
Price: JPY 408,182(pair)
- description
- The price has been reduced. 2025/5/19 sales price 498,000 yen The enclosure has been refreshed and maintained with attention to detail, from all painting to cleaning inside the driver gap! The outstanding vocal band and the sense of energy of the resonating horn are amazing. An 800Hz network that is easy to handle (Shota Sasaki) Maintenance information: 2025.5.9 Maintained (exterior repair/full painting. Saran net cleaning/repasting. Horn painting and receiving creation. Woofer maintenance: viscoid adjustment/terminal cleaning Driver maintenance: magnetic circuit gap cleaning center adjustment, terminal cleaning. Network maintenance: frequency characteristic check, terminal block installation/wiring) Accessories: none Main specifications: 2 way 2 speaker unit configuration 416A, 806A+811b, N-800-D, 828G, W765 x H1,380 x D606 mm, weight approx. 73.9 kg
Manufacture:ALTEC
Price: JPY 516,364
- description
- The price has been drastically reduced! The 2025/5/1 sales price of 698,000 yen has been brushed up both inside and outside! A speaker that combines A5 with Manta Ray Horn MRI594A. A 38cm cone woofer 515-8G is used for the low range, and the enclosure is equipped with an 828H. It's very easy to read, and the sounds of brass, such as saxophone and trumpet, are a must-listen. The exterior has a beautiful finish due to maintenance (Tomoho Asaine) Maintenance information: 2025.5.1 maintained (all exterior paint exterior repair/internal modification location/deposit removal, top plate cap new replacement horn painting/new stay adjustment processing installation saran frame painting/net replacement woofer maintenance (edge damping agent application/center adjustment, center cap noise correction) driver maintenance (magnetic circuit gap cleaning/center adjustment, terminal cleaning) network maintenance ( Frequency characteristics check, modified wiring correction, each contact cleaning, terminal cleaning, screw replacement, wiring creation) unit detachment, wiring creation) Accessories: none Main specifications: woofer 515-8G driver 299-8A horn MRI594A network N500-8H impedance 8Ω frequency characteristics 35Hz to 20kHz size width 762x height 1,378 x depth 610 mm
- description
- The price has been drastically reduced. 2025/4/13 sales price 49,800 yen A 250W sound with strong attack and pressure while firmly inheriting the DNA of ALTEC of yesteryear. The sound coming closer and closer is impressive. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2025.4.12 Operation confirmed Accessories: none Main specifications: 38 cm woofer ferrite magnet frequency band 50 to 2,000 Hz sound pressure level 99.2 dB maximum input 250 W impedance 8 ohms diameter 400 x depth 162 mm 9.8 kg
- description
- Maintained! ALTEC's crossover variable frequency network. The graininess and sound cuts are attractive. Screwdrivers can also be easily replaced. There is corrosion and dullness (Daiki Goto) Maintenance information: 2025.4.17 maintained (attenuator VR disassembly and overhaul, speaker terminal exchange, crossover check OK) Accessories: none Main specifications: Crossover 500 Hz, 800 Hz, 1200 Hz switched with a jumper, banana plug input compatible W191 x H110 x D350 1.8 kg/bottle
- description
- A 250W sound with strong attack and pressure while firmly inheriting the DNA of ALTEC of yesteryear. The sound coming closer and closer is impressive. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2025.4.12 Operation confirmed Accessories: none Main specifications: 38 cm woofer ferrite magnet frequency band 50 to 2,000 Hz sound pressure level 99.2 dB maximum input 250 W impedance 8 ohms diameter 400 x depth 162 mm 9.8 kg
- description
- ※1 bottle only. It is a popular woofer that allows you to truly enjoy the real thrill of ALTEC sound, with its strong push and overhanging sense of energy. There is a scraped part on corn paper (Oikawa Tetsuji) Maintenance information: 2025.4.7 operation confirmed Accessories: none Main specifications: 38 cm, ferrite impedance, 16 ohms, allowable input, 75 W, output sound pressure level, 104.7 dB, playback frequency band, 50 to 4 kHz, diameter 406 x depth 162 mm, weight 13.6 kg/book
- description
- ※Corn paper is inexpensive because it has a strong feeling of use due to sunburn and mold stains. 1 bottle only It is a ferrite woofer that was assembled with the relatively late ALTEC A5/A7, and the voluminous, dry mids and bass are very impressive. When combined on the front road, the sound that comes out becomes more powerful, and the appeal stands out. There is a feeling of use on the exterior such as paint marks adhering, print printing disappearing, dullness, dirt, etc. (Mizusaki Ryo) Maintenance information: 2025.4.7 sound output confirmed Accessories: none Main specifications: 38cm woofer, ferrite magnet, 8 ohms, 104.7 dB, frequency characteristics, 50 to 4,000 Hz, aluminum ribbon, edgewise, rolled voice coil, 13.6 kg
- description
- Maintained. 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. Dullness over time and small scars (Oikawa Tetsuji) Maintenance Information: 2024.9.10 Maintained 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
- 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. The exterior is dull and has minor scratches over time. Serial 24398 26744 (Murakoshi Yoichi) Maintenance information: 2025.3.8 maintained (capacitor replaced) 2024.11.13 maintained (back case, terminal mounting cleaning board, replacement attenuator VR disassembly and cleaning for modified products) Accessories: none Main specifications: crossover 500 Hz 8 ohms W123 x H140 x D132 mm 1.6 kg
Price: JPY 1,364
雑誌・書籍1000円以上で送料無料
- 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.
Price: JPY 909
雑誌・書籍1000円以上で送料無料
- 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.
Manufacture:不明
Price: JPY 909(pair)
- description
- The disposal price has been reduced. Member prices are not applicable. 2024/11/25 sales price 50,000 yen An enclosure with unknown details imitating an ALTEC 828. There are scratches on the exterior, holes in the back plate, and adhesive peeling on the stay pedestal. (TERAMOTO Yoshihiko) Accessories: stay fittings, screws Main specifications: W765 x H1135 x D605 mm 43.4 kg (1 piece)/(measured) aperture diameter 335 mm screw pitch 385 mm
- description
- Maintained! A dividing network compatible with the rare Altec coaxial 2-way unit 601 or horn tweeter 3000H. Equipped with a continuously variable attenuator for high frequency attenuation. The condition is generally good, and the ATT plate is also beautiful (Murakoshi Yoichi) Maintenance information: 2024.12.17 Maintained (coil falling off adhesive repair, ATT VR disassembly contact cleaning, crossover check) Accessories: plate for attenuators Main specifications: crossover 3,000 Hz 8 ohms allowable input 35 W W75 × H130 × D50 mm
Manufacture:ALTEC
Price: JPY 45,455(pair)
- description
- Maintained! This is a rare ALTEC 615B network. Special crossovers called 1500 Hz rarely arrive. If you've been looking for one or want to try it out, don't miss this opportunity! You can see the exterior, dullness, and feeling of use (Murakoshi Yoichi) Maintenance information: 2024.12.14 Maintained (condenser installation and adhesion, crossover check) Accessories: none Key Specifications: Crossover 1500 Hz 16 Ohms
Manufacture:ALTEC
Price: JPY 45,455(pair)
- description
- Maintained! This is a rare ALTEC 615B network. Special crossovers called 1500 Hz rarely arrive. If you've been looking for one or want to try it out, don't miss this opportunity! You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi) Maintenance information: 2024.12.14 Maintained (condenser mounting, crossover check) Accessories: none Key Specifications: Crossover 1500 Hz 16 Ohms
Manufacture:自作
Price: JPY 909(pair)
- description
- The disposal price has been reduced. Member prices are not applicable. 2024/1/22 sales price 10,000 yen Inexpensive due to poor condition. 38cm enclosure. Originally, the ALTEC 604-8G was included. There are many scratches, cracks and peeling on the decorative plate, and there is screw licking*Shipping is estimated separately (Oikawa Tetsuji) Main specifications: W660 x H1005 x D465 mm 35.1 kg
Manufacture:ALTEC
Price: JPY 68,182(pair)
- 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
- 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. The exterior is dull over time and has small scratches (Tamai Jun) Maintenance Information: 2024.10.4 Maintained (Attenuator VR Disassembly Contact Cleaning Crossover Check SR Terminal Defect Replacement) Accessories: none Main specifications: crossover 500 Hz 8 ohms W123 x H140 x D132 mm 1.6 kg
- description
- Maintained. This is a 2-way network. The bass is also extruded well, and the high frequency adjustment range can be taken widely with 2 types of HF/MF attenuators, so it is a model that is easy to match the desired sound quality (Asaine Tomoho) Maintenance information: 2024.10.4 maintained (attenuator VR disassembly contact cleaning crossover check) Accessories: none Main specifications: W114 × H190 × D228 mm 1.8 kg, crossover frequency 1.2 kHz, impedance 8 Ω, level control is continuously variable in the middle range up to -8 dB at 2 kHz and the high range is continuously variable up to -6 dB at 10 kHz
- description
- Maintained. This is a 2-way network. The bass is also extruded well, and the high frequency adjustment range can be taken widely with 2 types of HF/MF attenuators, so it is a model that is easy to match the desired sound quality (Asaine Tomoho) Maintenance Information: 2024.10.4 Maintained (Attenuator VR Disassembly Cleaning Crossover Check Internal Soldering Defect Repaired) Accessories: none Main specifications: W114 × H190 × D228 mm 1.8 kg, crossover frequency 1.2 kHz, impedance 8 Ω, level control is continuously variable in the middle range up to -8 dB at 2 kHz and the high range is continuously variable up to -6 dB at 10 kHz
- description
- Maintained. This is a 2-way network. The bass is also extruded well, and the high frequency adjustment range can be taken widely with 2 types of HF/MF attenuators, so it is a model that is easy to match the desired sound quality. There is a crack repair mark on the corner (Oikawa Tetsuji) Maintenance information: 2024.9.10 maintained (attenuator VR disassembly contact cleaning, crossover check OK) Accessories: none Main specifications: W114 × H190 × D228 mm 1.8 kg, crossover frequency 1.2 kHz, impedance 8 Ω, level control is continuously variable in the middle range up to -8 dB at 2 kHz and the high range is continuously variable up to -6 dB at 10 kHz
- description
- Maintained. 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 small scratches, dullness, etc. and a feeling of use (Satoshi Yonejima) Maintenance information: 2024.9.10 Maintained (attenuator VR disassembly contact cleaning. (Crossover check OK) Accessories: No accessories 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
- 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
- description
- ※1 bottle only. Currently sold. ALTEC's crossover variable frequency network. The graininess and sound cuts are also impressive. With this network, you can easily switch horns and drivers in various ways. There are stains and scratches on the exterior due to aging. Serial 313877 (Yonejima Satoshi) Maintenance information: 2024.8.26 operation confirmed Accessories: No accessories Main specifications: Crossover 500 Hz, 800 Hz, 1200 Hz switched with a jumper, banana plug input compatible W191 x H110 x D350 1.8 kg/bottle
Manufacture:不明
Price: JPY 909(only one piece)
Manufacture:不明
Price: JPY 909(only one piece)
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Hi-Fi Do Record Shops Softs, Audio parts and Tubes can ship overseas.Ordinary,we use EMS but for large order,we use SAL or Surface.For Asia,it cost 1,200JPY/1LP,900JPY/1CD.Please check at the shipping cost table for more detail.
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