It is a horn-shaped tweeter with super rare Yale acoustics. Not only the weight, but the masterpiece sound that makes you feel the strength even in the high range alone is a masterpiece! There is dirt on the horn part on one side (Yoichi Murakoshi)
Maintenance information: 2022.2.25 sound output confirmed
Accessories: none
Main specifications: Reproduction frequency 6KHZ or more Recommended crossover 8KHZ or higher Impedance 8Ω (actual measurement impedance 10Ω/8.3Ω) Outer shape 160 × depth 150mm 22kg
The price has been reduced. 2023/3/20 sales price 100,000 yen Since there are repair marks on the cone paper, it is inexpensive. 15-inch woofer with Yale sound The detailed specs are unknown, but it is a clear sound with power and low frequencies without blurring (Sasaki Shota)
Maintenance information: 2023.3.20 sweep test good
Accessories: nothing
Main specifications: W401 x H204 mm, screw pitch, approx. 370 mm, weight 8.4 kg (actual measurement)
The price has been reduced. 2023/7/31 sales price 55,000 yen unopened, unassembled item! The Fostex 20cm double woofer enclosure D-70 is a plywood cut service for readers who assemble speakers designed by Mr. Tetsuo Nagaoka, which was published in stereo magazines at the time, and this is not a genuine assembly kit. There is no difference in dimensions or material. Wiring, SP terminals, detailed instructions, etc. are not included. If you can understand it, and if you are a self-made person, how about DIY this summer!? *The FE208 series with a round frame cannot be attached, and only the FE206 series with a square frame can be used. Shipping costs will be estimated separately (Sasaki Shota)
Accessories: box
Key Specifications:20cm Backload Enclosure for Double Woofers
Box A W1040 x H120 x D490 mm weight 24.9 kg box B W980 x H100 x D595 mm weight 21.9 kg total weight approx. 93.6 kg
An appendix 2-way bass reflex enclosure kit published by Musico-no-Tomosha STEREO magazine on 2014/8/1. It's unassembled (Sasaki Shota)
Accessories: none
Main specifications: size W98 x H200 x D141 mm after completion
Sound Kobo Z concept = Super suite that adds super high range with network included. Therefore, there is no need for a network such as a basic capacitor, just connect it in parallel with your current speaker and you can use it right away. Appearance, there is dullness. (Satoshi Yonejima)
Maintenance Information: Good 2021.3.6 Sweep Test
Accessories: No accessories
Main Specifications: W63 × H63 × D81mm
Sound Kobo Z original 8cm full range unit. It is a very honest tone from the high to the low range. It is also recommended as an introduction to beginners of homebrew. It is good to a degree. (Yukishi Fujisawa)
Maintenance Information: 2021.4.22 Sweep Tested
Accessories: original box, screws
Main Specifications: 8cm Full Range Impedance 8Ω Minimum Resonant Frequency 97Hz Playback Frequency Band F0 to 20KHz Input 12W Unit Weight 470g
Sound Kobo Z original 8cm full range unit. It is a very honest tone from the high to the low range. It is also recommended as an introduction to beginners of homebrew. It is good to a degree. (Yukishi Fujisawa)
Maintenance Information: 2021.4.22 Sweep Tested
Accessories: None
Main Specifications: 8cm Full Range Impedance 8Ω Minimum Resonant Frequency 97Hz Playback Frequency Band F0 to 20KHz Input 12W Unit Weight 470g
KIT style speaker adopting a premium unit. Mount quality units in luxury enclosures. It is a delicate and comprehensive speaker system. Appearance, there is a paint peeling. ※ varnished and the front side is painted white. (Satoshi Yonejima)
Maintenance Information: Good 2021.3.6 Sweep Test
Accessories: Saran net
Main Specifications: Bass refill type 2-way speaker unit: woofer FW168HR/tweeter T250D Frequency characteristic 40hz to 50kHz Max input 100W Impedance 8Ω W273× H384 x D264mm Weight 12.7 kg
※Since it is inexpensive, it will be handed over as is. BHBS (back road bass reflex) type speaker made by Sound Studio Z. Although it has a full range of 8 cm, you can enjoy a sense of volume larger than the size, a sense of localization, and sound quality with depth. The exterior has dullness and small scratches (Yonejima Satoshi)
Maintenance information: 2023.10.1 sweep test good
Accessories: no accessories
Main specifications: H445 x W178 x D295 mm Weight approx. 5.9 kg
First time in stock! Vacuum tube phono equalizer for MM from Sound Studio, which has also been featured in the tube kingdom. The tone with high gain and outstanding sense of freshness is attractive. There are no major scratches on the exterior (Oikawa Tetsuji)
Maintenance Information: 2022.4.27 Operation confirmed
Accessories: instruction manual, power cable
Main specifications: 12AX7 × 2 bottles used W150 × H135 × D265mm 3kg
※Currently sold super three-link single amplifier. The white exterior has a clean feel and looks great. It has a good response and reproduces crisp bass. As for the exterior, there are no noticeable scratches. Serial 860679 (Tamura Eiji)
Maintenance information: 2023.9.17 Operation confirmed
Accessories: instruction manual, power cable
Main Specifications: PCL86 Single Vacuum Tube Amplifier 3W+3W Super Triode Connection Circuit Input Switching Select Knob W180 x H145 x D305mm Weight 4.6 kg
A vacuum tube premain amplifier from Oto Kobo, a manufacturer in Kanagawa prefecture. Deluxe type that has been changed to a bass boost function and a gold-plated SP terminal. I tried playing it at the store, but it sounds more than the size, and there is a sense of volume in the low frequency without bass boost, and the impression is that the resolution is exceptionally high compared to old vacuum tube amplifiers. It is also recommended for getting started with ball amplifiers and sub units. You can also enjoy the beautiful vacuum tube lighting function by appearance (Shota Sasaki)
Maintenance information: 2022.8.12 Sound output operation confirmed
Accessories: manual, power cable
Main specifications: Super triode connection 3W+3W (8Ω) Headphone output 50mW+50mW (at 60Ω load) W180 × H148 × D265mm 5.5 kg