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A DS Audio Grand Master optical cartridge on a black record, close, its name on the body, in the dark

DS Audio

Japanese optical cartridges and their equalizers, from Digital Stream Corporation in Sagamihara, Kanagawa.

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The maker

Creating the future of analog music

A DS Audio TB-100 tube phono equalizer in silver, from the front, four small tubes standing on its top, on black
TB-100 Tube Phono Equalizer

Our mission is to create the future of analog music. With passion and innovation, we transform the unseen future into reality.

Through product development, we want to create a future that no one has ever seen. For that purpose, it is necessary to take an active challenge without fear of failure. DS Audio will continue to take on aggressive challenges to create the future, so please look forward to future product development.

Optical cartridges detect music signals by capturing shadow changes (brightness changes) using LEDs and PD (photo cells). Since there is no magnetic resistance applied to the vibration system, the tip of the needle can move smoothly. This is the primary advantage of optical cartridge technology.

DS Audio

Data source: ds-audio-w.biz

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A DS Audio DS-W3 optical cartridge on a silver tonearm, close, its name on the body, in the dark

DS-W3

An independent LED and photo-detector for the left and right channels

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Vacuum tubes glowing orange in the dark, one sharp and the others soft behind it

Tube phono equalizer

A new era of analog experience

Experience a New Analog Era with Vacuum Tubes and Optical Cartridges. The TB-100 features carefully selected, quad-matched ECC82 (12AU7) tubes, optimized specifically for this model. Each channel is equipped with an inner tube for voltage amplification and an outer tube for output buffering, delivering a rich, transparent sound quality.

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