MJ AUDIO TECHNOLOGY on Substack

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Phono Equalizer Amplifier Dedicated to the DS-E3 Optical Cartridge Pt.2

Challenging the Latest Devices with a Vacuum-Tube Circuit by Hiroshi Ueno

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MJ AUDIO TECHNOLOGY
May 09, 2026
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Parts Used

The specifications of the vacuum tubes used are shown in Table 3, and the parts list is shown in Table 4. The main components are described below.

[Table 3] Specifications and pin connections of the 6922

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