<MJ 100th Anniversary Project>
Color Photos of Vacuum Tubes that Lived for 100 Years, Part 2: Vacuum Tubes on the Eve of Radio Broadcasting by Maki Kubo
<MJ Event Report>
●Detailed report on the 6th MJ Audio Festival, held with a new look to commemorate the 100th anniversary of the publication
[Feature] Requirements for audio manufacturers and importers in listening rooms●A listening room with a 9m atrium built in a villa area overlooking Mt. FujiIlex Co., Ltd.●A listening room built close to the research and development sectionDigital Stream Co., Ltd.DS Audio●Product development in a living room without special acoustic treatmentSatsuma Shimazu Co., Ltd.
<Production of original sound system>
●Uses dynamic couple tube. 4W output 6B5 single all-stage direct-coupled power amplifier Susumu Seiya ●Uses dual triodes, with a differential circuit for the first stage and a push-pull symmetrical circuit configuration for the output stage ECC99 push-pull mini component power amplifier Yasuo Iwamura ●6CH6 push-pull power amplifier with ample output of 6.5W with a simple circuit Masaru Nagashima ●Variable roll-off frequency vacuum tube MC phono equalizer that corrects the high-frequency side of the RIAA curve to change the listening experience Hirosuke Ueno ●DC amplifier series No. 294 6111-2SA649 Hybrid mid-range power amplifier 6111 first-stage differential amplifier, inverted Darlington output stage, Li-Po battery drive Akihiko Kaneda ●PC-based audio amplifier design and production support [No. 57] Discrete configuration MOS-FET power amplifier Heisuke Ikeda ●Design and production of small speakers aiming for a high-efficiency, high-sound quality system No. 191 Takahisa Ozawa ●Production of high-performance, high-sound quality speakers using the latest measurements and designs [No. 32] Applying the latest measurement technology to a 4-way multi-amp system Kohei Suzuki
Audio Technology
[MJ Technical Report]
●Accuphase manufacturing sites and quality control Isao Shibasaki●The history of audio manufacturers as seen through the evolution of hardware [No. 102] The history of Taoc (2) Representative works of racks and insulators from the mid- to late-period onwards Isao Shibasaki●The 28th Guangzhou International Audio Show 24-26 November 2023 Oriental Hotel, China Grand Hotel, Guangzhou, China Yasumasa Hosoya●Reviving junk into practical items Audio equipment repair diary No. 20 Maintenance of the Aiwa AD-FF8 cassette deck Hideyuki Sakai
<MJ Best Audio Components>
[Zoom up]
●Accuphase E-700 Pure Class A operating range 4 Ω load 70W x 2 integrated amplifier ●Gold Ring E4 MM cartridge Ethos SE MC cartridge ●Triode TRV-A150XR KT150 single integrated amplifier ●Focal Theva N°1 bookshelf type 2-way speaker system ●Mutec REF10 NANO 10MHz master clock generator [MJ Report]
●Tiglon TPL-3000A-WT Power Cable●New Product News
Released on 06/10
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MJ Radio and Experiments July 2024 Summer Edition | Seibundo Shinkosha Co., Ltd. (seibundo-shinkosha.net)