[Special Feature] MJ writers' favorite high-quality records and their maintenance
●The author cleaned the record "Misty" with the manual record cleaner disco-antistat. Mitsugu Kobayashi
●Rubinstein "Brahms / Piano Concerto No. 1 in D minor" Ilex record cleaning base and Reika balance washer Chitake Inoue
●Toshiba EMI "Emergency" ultrasonic cleaner and window vacuum cleaner Isao Shibasaki
●Tord Gustavsen Trio "The Other Side" Claudio's fully automatic ultrasonic cleaner Ikuo Tsunoda
●Yosuke Yamashita "INVITATION" Records are washed with water Koichi Hanzawa
● Cleaning "Pure2-Ultimate Cool Japan Jazz-" with a static eliminator and static eliminator brush by Takashi Iwai
●DENON Schubert Symphony No. 9 "Great" cleaned with Hanru's Mera Professional Masayoshi Hayashi
●David Munrow, "Instruments of the Middle Ages and Renaissance" by Yu Koseki
●Audio-Technica's stylus cleaner and automatic tonearm lifter Ikuo Tsunoda
●Oyaide turntable sheet and stabilizer Takashi Iwai
●Saek PC-Triple C Conductor Shell Lead by Koichi Hanzawa
●A revolutionary record cleaning method using an electric sander and a suction machine Shinichi Narimiya
"Original Sound System Production"
●Plate choke drive 300B single monaural power amplifier using the new Mizai NY20-3.5KS output transformer Yasuo Iwamura
●Overall negative feedback switching allows it to be used with a variety of systems and genres. 807 Push-Pull 21W Power Amplifier by Hiroshi Ueno
●DC Amplifier Series No.285 8Ω load 18W x 2, 1st stage 418A, 2nd stage C3g cathode follower WE300B A1 (subscript 1) class single power amplifier [Part 1] Akihiko Kaneda
●DC Amplifier Series No.284 8Ω load 12.5W x 2, 1st stage 448A, 2nd stage pnpTr cascode differential amplifier, output stage 421A & 6C19P SEPP 421A vacuum tube DC power amplifier [final edition] Akihiko Kaneda
●Audio amplifier design and production support using a PC Part 40: Challenge to discrete D/A converter LPF design Heisuke Ikeda
●Short-term intensive series: All-stage non-feedback DC integrated amplifier with phono equalizer for MC Part 3: Processing the case and making the intermediate amplifier Masayuki Hashimoto
● Aiming for a highly efficient and high quality sound system Design and production of small speakers No. 174 Takahisa Ozawa
●Creating high-performance, high-quality speakers using the latest measurements and designs [No. 21] High-performance 2-way system using wave guides and aluminum diaphragms Enclosure assembly and vibration control Kohei Suzuki
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MJ Radio and Experiments October 2022 Issue | Seibundo Shinkosha Co., Ltd. (seibundo-shinkosha.net)