※Shipping service. Special Issue No. 36 = All Speaker Systems (above) Test of the latest 40 models/Sound Quarterly (listen to new products) /1975.10.1 issue. Published models: CHRYSLER/LAB-1000,2000 YAMAHA/NS-451 ALLISON/ONE, TWO SLESTION/UL6, UL8 OMAL/MODEL TL6 CABASSE/BRIGANTIN INFINITI/2000Ⅱ JENSEN/23 YAMAHA/C-1 SANSUI/AU9900,11000, TU9900 LAX/L-80V TECHNICS/ HY-7600,7200, ST-7600,7200 VICTOR/JA-S91, S71, S51, JT-V71, V51 TRIO/KA-7500, KT-7500 DIATONE/DA-U850, DA-F750, DA-U750 GAS/AMPZILA SAE/MARK2500 ALTEC/9440A RADFORD/HD250, ZD22 DENON/DP-1700, DL-109R ,109D DIATONE/DP-91D YAMAHA/YP-600, YP-1000Ⅱ MICRO/TAKE-5 CEC/BD-7000 OTTO/TP-1200 SANSUI/SR-525 GRACE/G714, G704 DUAL/601,1228,1225. The photograph is a sample, so the actual item may be broken or written on it.
※Shipping service. No. 65 Special Feature = Premium Preamp vs. 72-Way Power Amplifier Compatibility Test/THE BIG SOUND = Westminster/New Arrival JBL L250, Diatone DS-5000 Audition Published on 1983.1.15. Published models: DIATONE/DS-5000 YAMAHA/NS-2000 INFINITY/REFERENCE STANDARD1 B&W/801F PROFESSIONAL STUDIO MONITOR, DM7 MK2 REFERENCE MONITOR, DM17 MINI MONITOR YAMAHA/GT2000L AUDIO-TECHNOICA/AT37E, AT700T ORTFON/MC2000, T-2000 JBL/B460, L250 ENTRE/EC-35 ONKYO/SCEPTER200 TECHNICS/SB-M2S VICTOR/ZERO100 ROGERS/LS-5 MARK LEVINSON/ML-12L, ML-11L ONKYO/INTEGR A-820GTR SONY/TA-F555ES TRIO/KA-2200 LINN/ BASIK SYSTEM THORENS/TD147 YAMAHA/MC-2000, HA-3 The photo is a sample, so the actual item may be broken, have marks, etc.
※Shipping service. Original Speaker Design Technique by Tetsuo Nagaoka 2/Table of Contents = Original Speaker Drawing Collection/"Ark” Measured Speaker Unit Data_2/New Edition: Full List of Original Speakers by Tetsuo Nagaoka Issued 1997.10.1 Since the photograph is a sample, the actual product may be broken, written, etc.
※Shipping service. Special Feature = Internal and External Tweeter Research/Modern Noise Thoughts Vol.3/SR Speaker Research/New BLT Amplifiers/Sound Field Correction Using Partitions/Driver Tube Research/Frontier Technology “VHD Technology” /Published Circuit Diagram: ElectroVoice TL505 Enclosure/Mixing Console and Noise///S59.10.1 published. The photograph is a sample, so the actual product may be broken, written, etc.
※Shipping service. Kiyasu Matsunami: Author, explains how to make everything from single amplifiers for beginners to 300B push-pull amplifiers and phono EQ amplifiers, with diagrams and illustrations. A book where you can enjoy your own original amp! /Seibundo Shinkosha. The photograph is a sample, so the actual product may be broken, or there may be markings etc.
※Shipping service. No. 126 Special Issue 1 = Pleasures of Near Field Listening [System Configuration Edition] Special Feature 2 = Invitation to Tallboy Speaker Thorough Audition/Nautilus Warriors Chronicle/Introduction to Multiple Amps, published on 1998/4/15. Since the photograph is a sample, the actual product may be broken or there may be markings etc.
※Shipping service. Separate volume stereo sound, tube kingdom/special feature = field type unit research/WE16A+555 combination/thorough audition of the latest preamp/putting together a WE91 type kit/published on 2001.11.25. The photo is a sample, so the actual item may be broken, have marks, etc.
※Shipping service. “Audio Vacuum Tube Manual” /Published by Radio Engineering Company/by Ichiki Yoshinori/A revised edition that carefully selects the “All Japan Vacuum Tube Manual” published in Showa 33 for audio applications. S60.7.20 first edition issued. The photograph is a sample, so the actual product may be broken, written, etc.
※Shipping service. Special Feature = Phono Equalizer Audition Report Part 2/World Speaker Brand Research Part 2/Diatone DS-MA1/Yufuin “Listen to Western 16A at Sanso Muryoto!” /Type Separate Tube Amp Research Compact Pre-Main/Analog Prestige Brand Research “DYNAVECTOR” /Record Needle Repair/Continued · Send Ale to Zonotone/ H19.10.20 Issued/Published Model: EQS MK 12/C-2410 AD-2800/New MP Series/IO-M/HCTR01/L-505U/G1302/PL300 PL300 PL100/PHONO-ONE/RIAA-22 MK-2/EA-3/EQA-777/TR-EQ1/EAR 834P-5/symphonic/xono/AS-3.8i/RA-VT11/Nimis RC/TUBE 53/.
The photograph is a sample, so the actual product may be broken, or there may be markings etc.
※Shipping service. Special Feature = Contemporary Noise Thoughts Vol.2/Overview of American 3-Pole Output Tubes/Mos-FET Single Stage OTL Amplifier/Medium Monitor Speaker Research/New Feedback Circuit Type DC Preamplifier/38 cmW Woofer System Vol.4/Published Circuit Diagram: PIONEER CT-580/S57.5.1 Issued Photographs are samples, so the actual product may be broken or written.
※Shipping service. No. 62 Special Feature = Japanese Sound · Japanese Speaker Listen to its Appeal/Professional Sound Creation · Uesugi Yoshiro /Death of a Person Who Draws Sounds = Remembering Fuyuki Segawa/Professional Sound Creation = Yoshiro Uesugi/Published 1982.4.15. Posted models: MCINTOSH/C33 DENON/PRA-6000 THORENS/TD226+TP16W/ESOS+SME3012R W/LIFT, TDP226+SME3009R W/LIFT+TP997 W/ESOS ACOUSTAT/MODEL THREE COUNTER POINT/SA-1 DENON/DL-1000 VICTOR/MC-L10 KENWOOD/L- 02A, L-02T DYNAVECTOR/DV/KARAT 17D TECHNOICS/305MC MK2 STAX/ELS-81F JENSEN/SYSTEM-B PRO MONITOR WHAFEDALE VICTOR/A-X77 YAMAHA/A-7A ESPRIT/TA-E901 STAX/DA-50M MICHAELSON&AUSTIN/TVP-X LUXMAN/ PD310 NAKAMICHI/TX-1000 MICRO/BL-81 SAE/P101, T101, E101, A1001, A501, A201 PIONEER/PT-R7_3 S57.4.15 was issued. The photograph is a sample, so the actual product may be broken, or there may be markings etc.
※Shipping service. No. 71 Special Feature = New Wave Speakers Building a New Generation of Quality Audio/Answering the Audio Conundrum You Want to Know the Most Right Now (top) /'84 Best Buy Component by Readers' Vote/ Introducing a Tubular EQ Amplifier from Altphone /Published on 1984.7.15. Published models: JADIS/JP80, JA30, JA200 MARANTZ/CD84 PIONEER/P-D90 YAMAHA/CD2 REVOX/B225 DENNSEN/JC80 ACOUSTAT/TNT120, TNP FOSTEX/GZ2001 BEVERIDGE/SYSTEM 5 INFINITY/RS2A LUXMAN/MB300 PIONEER/A150D AR/AR TURNTABLE SPEX/SDX3000, SDT3000 MICRO/MT500, MT1000L/H AKG/P100 LIMITED The photo is a sample, so the actual item may be broken, have marks, etc.
※Shipping service. No. 68 special feature = currently searching for CD sounds! Listen to the sounds of 5 critics/Jazz's prestigious Blue Note refound/special report/E-V Patrician2/Mark Levinson LNP-2 story/JBL4343 research one after another /published on 1983.10/15. Published models: ELECTRO VOICE/PATRICIAN2 TANNOY/STIRING MICRO/SZ-1TVSZ (VG), SZ-1M AUDIO RESEARVH/D70 B&O/MS150-2, BEOGRAM8002, BEOGRAM6002 MICRO/SX-111FVROGERS/PM510S2 ONKYO/MONITOR2000 PIONEER/S9500 SONY /APM55W SPENDOR/LS3/5A, SP1DENON/POA1500, PRA1000 BEL/MODEL 2002 SPECTRAL/DMC10 AUDONIX/TK2200 DB SYSTEM/DB-1B GOLDBUG/ELECTRO2 ADC/TRX1, TRX2 ELECTRO ACCOUSTIC/EMC1 DONON/AU1000 The photo is a sample, so the actual item may be broken, have marks, etc.
Special Feature = CD Era Vacuum Tube Preamplifier/GEC DA30/MOS FET 1 Stone Power Amplifier/82' Audio Technology of the Year/Precision Processing Technology for Players/New JBL Driver 2445J/Large Diameter W Woofer 21 Models/Summary of Published Circuit Diagrams: Technics SU-V7A/HAFLER DH500/S58.3.1 Issued. The photograph is a sample, so the actual product may be broken, written, etc.
※Shipping service. No. 138 Special Feature = Audio Style 2001/Audition of 13 Phono Equalizer Amplifiers/Exciting Report: Model 4704 PiTracer, SA14/2001.4.15 issued. Since the photograph is a sample, the actual item may be broken or there may be markings etc.
Balance cable is a standard 1.5m pair Accuphase balance cable. It is a natural sound that removes disguise to enhance the characteristics of amplifiers and players. As for the exterior, there is room odor on the sheath (Tamura Eiji)
Maintenance information: 2024.3.14 continuity confirmed
Accessories: none
It is a Schumann resonance wave (7.83 Hz) generator that increases the S/N ratio by canceling electromagnetic waves etc. generated from the entire audio equipment. To use it, power the included AC adapter from an electrical outlet and place the main unit as high as possible in the room (1 m 50 cm or more). There is no noticeable damage to the exterior (Kobayashi Hitoshi)
Maintenance information: 2024.4.20 Operation confirmed (power can be turned on, effect not measured)
Accessories: power cable
Main specifications: Schumann resonance wave (7.83 Hz) generator input voltage 12V W140 × D170 × H50 mm 220 g
The disposal price has been reduced! Member prices are not applicable. 2024/4/12 sales price 79,800 yen ※It is cheap because it is in poor condition. Equipped with a coaxial unit, sound localization is good, the high frequencies are clear, and the sense of volume in the low frequencies is sufficient for the size, so you can relax and listen to classical music in small groups. It also has good efficiency, so it's easy to play, and it features a chic design with a shiny mirror piano paint. In addition to being scratched, some Saran magnets are missing. Also, there is a slight wobble in the SP terminal on the + side on one side, and one screw that stops the terminal board is missing. (FUJISAWA KOSHI)
Maintenance information: 2024.4.9 operation confirmed
Accessories: saran net
Main specifications: 36Hz to 22kHz 45W 4Ω 93.5dB W207 × H990 × D274 mm 17 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/2/9 sales price 6,500 yen. Internal Wiring Cable 2.0m Alpha Internal Wiring Cable It is a single-ply and popular black enamel (Murakoshi Yoichi)
Maintenance information: 2024.2.9 continuity confirmed
Accessories: none
The price has been reduced! 2024/4/23 sales price 45,000 yen*Saran net is out of stock. A smash hit by ALR JORDAN. The sound quality is outstanding at this size. The impression is that the volume does not change from low volume to quite high volume, and the sound is on a large scale not typical of a small speaker. There are small scratches and dullness. Serial 25230149, 25230149 (Fujisawa Yukishi)
Maintenance information: 2024.4.23 Operation confirmed
Accessories: No accessories
Main Specifications: 2 Way 2 Speaker Sealed Usage Unit 11.5cm Metal Cone Woofer/25mm Soft Dome Tweeter Rated Input 90W Frequency Characteristics 70 to 30,000 Hz Impedance 8 Ω Output Sound Pressure Level 86 dB (2.83 V/m) Recommended Amplifier Output 25 to 150 W Crossover Frequency 2,800 Hz Enclosure Natural Alloder Material Finish (with Screw Holes for Brackets) Dimensions W137 × H220×D190mm weight 3.0 kg
The price has been reduced! 2020/11/9 sales price 70,000 yen maintenance completed. This is a 2-way network. Since bass can be pushed out well, and high frequency adjustment ranges can be obtained with 2 types of HF/MF attenuators, it is a model that is easy to match the desired sound quality. There are small scratches on the exterior due to the feeling of use. Serial 05234 07210 (Makoto Kono)
Maintenance information: 2020.11.9 maintained (common wiring reinforcement terminal solder removal, rust removal treatment, cleaning, ATT (x4) contact disassembly cleaning, contact grease application, frequency characteristic measurement check (~ approx. 42 kHz), continue using the original capacitor for good results, input/output waveform and balance confirmation sound check)
Accessories: none
Main specifications: W114 x H190 x D228 mm 1.8 kg Crossover frequency 1.2 kHz Impedance 8 ohms Level control is continuously variable up to -8 dB in the middle range is 2 kHz and the high range is continuously variable up to -6 dB at 10 kHz
The price has been reduced. 201/11/9 sales price 75,000 yen Maintained! This is a cross 1200 Hz/2 way network. The bass is also extruded well, and since the high frequency adjustment range can be taken widely with 2 types of HF/MF attenuators, this model is easy to match with the desired sound quality. There are brown spots on the exterior (Wang Zhan)
Maintenance information: 2016.11.7 Maintained (terminal polishing, cleaning. ATT cleaning. Common line enhancements. Check the input/output waveform and balance, and check the sound output. The frequency characteristics were measured and there were no problems, so the capacitors were used as they were.)
Accessories: No accessories
Main specifications: Crossover frequency 1.2 kHz 8 Ω level control is continuously variable in the middle range up to -8 dB at 2 kHz, high range continuously variable up to -6 dB at 10 kHz W114 × H190 × D228 mm 1.8 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/2/9 sales price 12,800 yen. Ground wire 4.0m American steel vintage ground cable. Sturdy single wire. Depending on the idea, it can also be used for wiring other than ground wires. If you've been looking for one, why don't you take this opportunity (Murakoshi Yoichi)
Maintenance information: 2024.2.9 continuity confirmed
Accessories: none
The price has been reduced! 2024/4/13 sales price 79,800 yen Maintained! Audionics of Oregon power amplifier RF regular, 117V specification In Japan, it is an American manufacturer imported by R.F. Enterprises under the name Audio of Oregon. A thick, low center of gravity sound with a punchy sound. It is an American sound suitable for jazz and rock. It can also be used as a mono power amplifier. There are exterior, dullness, small scratches, scratches on the top plate, etc. ※The plug has been changed. (YONEJIMA Satoshi)
Maintenance information: 2024.4.13 Maintained (main amplifier circuit resistor replacement. Idling current misalignment adjustment. (Distortion level check)
Accessories: No accessories
Main specifications: 170W+170W (2Ω) 120W+120W (4Ω) 70W+70W (8Ω) 225W (8Ω, when connected to BTL) AC117V 50Hz/60Hz dimensions W483 × H89 × D216 mm weight 7.7 kg
Disposal prices have been reduced! (Member discounts are not applicable) 2022/10/9 sales price 2,000 yen Audio Pro speaker Bravo ALLROOM SAT bracket. This is a wall mounting accessory. The exterior is generally good (Takahashi Nobuyuki)
Accessories: instruction manual original box
Main specifications: 52g per weight
Disposal prices have been reduced! (Member discounts are not applicable) 2022/10/9 sales price 2,000 yen Audio Pro speaker Bravo ALLROOM SAT bracket. This is a wall mounting accessory. The exterior is generally good (Takahashi Nobuyuki)
Accessories: instruction manual copy source box
Main specifications: 52g per weight
A single-by-wire rocket series entry model with a 3.0 m pair of banana plugs at the end of the speaker cable. Divided into 4 conductor paths, the sound quality is more dynamic with a structure that suppresses malignant interactions that occur between the 2 conductors. Also, although it is composed of a semi-single-wire conductor arrangement, it has a highly flexible cable structure. There are abrasions etc. on the sheath (Kojima Yosuke)
Accessories: original box
※Only one speaker cable is a 3.0-meter untreated parallel type that is easy to use, and the conductor is a basic type of high-purity OFC cable made by twisting 196 0.1 mm diameter wires. The clear sound quality expands the range of uses. There is a feeling of use of kusumi etc. (Jun Tamai)
Maintenance information: 2024.4.7 continuity confirmed
Accessories: none