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PREMIERE Ferrum is a Polish audio brand of the company HEM, one of the most experienced companies in this industry, designing and manufacturing devices for Mytek for 20 years before it went to their own. The first Ferrum product was the HYPSOS power supply. The second project was the OOR balanced headphone amplifier, the third... Read More »

Crystal Cable's three top cables: Monet, Van Gogh and Da Vinci: what's the difference, and how they help to the music. Gabi Van Der Kleij-Rynveld and Edwin Van Der Kley Rynveld took part in our group. Leading the meeting Wojciech Pacula Krakow Sonic Society is an informal group of music lovers, audiophiles, friends, meeting to learn... Read More »

PREMIERE Acoustic Revive is a Japanese company founded in 1997 and run by Mr. Ken Ishiguro. It specializes in audio cables, anti-vibration products, but also offers innovative products, the ideas of which are most often supported by the University of Tokyo. We are testing one of the products used to filter the AC supply voltage,... Read More »

Everything you want to know about behind-the-scenes of the recording process of Blue Train’s and which of the digital reissues of this jazz masterpiece are the best. On September 15th 1957, John Coltrane walked into Rudy Van Gelder's studio in Hackensack and recorded a masterpiece album: Blue Train. It was the only album by a... Read More »

Everything you want to know about behind-the-scenes of the recording process of Blue Train album and which of the digital reissues of this jazz masterpiece are the best. On September 15th 1957, John Coltrane walked into Rudy Van Gelder's studio in Hackensack and recorded a masterpiece album: Blue Train. It was the only album by... Read More »

SPEC Corporation is a Japanese company founded in 2010 by Mr. Shuzou Ishimi and Mr. Shirokazu Yazaki, the former chief engineer of TEAC and Pioneer and International Rectifier respectively, in order to achieve one goal: to provide tube sound from transistor amplifiers. The RSA-BW7 EX amplifier is its latest and most affordable amplifier. It works... Read More »

Kryna Inc. was established on 21st May 1980 in the city of Machida-shi, which is part of Tokyo Metropolis. Its CEO is Mr. Ryoka Ina who employs only five people. The company offers both cables and vibration reducing products. We are testing an untypical product, the Helca 1 and Helca 2, RFI/EMI and vibration filters,... Read More »

Everything you want to know about the recording of Blue Train's behind-the-scenes and which of the digital reissues of this jazz masterpiece are the best. On September 15th 1957, John Coltrane walked into Rudy Van Gelder's studio in Hackensack and recorded a masterpiece album: Blue Train. It was the only album by a saxophone leader... Read More »

Or about computer sound recording systems. Pt. 3 : MUSIC (II) It all started in January 1971 with the world's first LP with digitally recorded material. In a long chain of successive recorders - among Denon Digital, Soundstream, 3M, ProDigi, DASH, ADAT, RADAR - DAW, or Digital Audio Workstation, is the latest development. And this is... Read More »

dCS is a British company based in Cambridge focused on development of digital audio sources—D/A converters, SACD and files players. It made its debut in 1987 in the military industry (radar). The first A/D converter, model 950, from 1989 was intended for recording studios, and only after some time they also designed versions for home... Read More »

Or about computer sound recording systems It all started in January 1971 with the world's first LP with digitally recorded material. In a long chain of successive recorders—among DENON Digital, SOUNDSTREAM, 3M, ProDigi, DASH, ADAT, RADAR - DAW, or Digital Audio Workstation, is the latest development. And this is its story. DIGITAL SOUND RECORDING –... Read More »

ThunderData Co. LTD. is a company founded by Dr. Eric Jian Huang. It is engaged in the production of servers, network communication, data management, network storage software, hardware engineering, etc. The company operates in the hi-tech industry and focuses on 5G mobile networks and 8K video transmission. Its audio offer is concentrated in two series... Read More »

Or about computer sound recording systems It all started in January 1971 with the world's first LP with digitally recorded material. In a long chain of successive recorders—among Denon Digital, Soundstream, 3M, ProDigi, DASH, ADAT, RADAR - DAW, or Digital Audio Workstation, is the latest development. And this is its story. DIGITAL SOUND RECORDING –... Read More »

Remastering is a technique applied to improve sound quality. It can be done in digital or analog domain. There are few audio manufacturers who also release their own recordings. One of them, and probably the most interesting, is the Japanese Esoteric, which remasters classical music from the world's best labels. Esoteric is a brand owned... Read More »

Weiss was founded in 1985 in Uster, Switzerland by Daniel Weiss, previously an employee at STUDER, where he specialized in designing frequency converters used in its digital recorders. Until 2000, he specialized in digital devices for mastering studios, and later he proposed D/A converters for audiophiles. We are testing its top D/A Converter designed for... Read More »

The Editors is a series of interviews with audio magazine editors from all over the world—both printed and online magazines, and portals. It started on January 1st, 2012, and 34 interviews have been published so far—the one below is No. 35. Our aim is to make our readers more familiar with the people who usually... Read More »

GHOST is a Swedish band playing a genre of hard rock, formed in Linköping in 2006. In 2010 the band released its demo and then a complete album entitled Opus Eponymous. Since 2013, their album covers have been designed by the Polish graphic designer Zbigniew Bielak. We are reviewing the Japanese version of their latest... Read More »

SoulNote is a Japanese company, founded in 2004 by the ex-director of Marantz Nippon, an engineer, Mr. Norinaga Nakazawa. It specializes in the construction of solid-state amplifiers, phono preamplifiers and digital sources from the middle and upper price range. We are testing its P-3 Special Edition linestage. Mr. Norinaga Nakazawa, co-founder of the SoulNote brand,... Read More »

At the 18th High Fidelity Anniversary In the past, before I started to work as a journalist, I heard several times from one of the audio distributors that audio magazines were "leeches" and "parasites." He said it deadly serious and pissed off. Which did not prevent him from partying, having fun, laughing and joking with... Read More »