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![Linear Audio USB stick](/sites/linearaudio.net/files/styles/max_325x325/public/2022-04/stick.png.webp?itok=3cC_QgIe)
Now available as a fully searchable PDF collection – the Linear Audio USB stick!
See this page for details and ordering info.
Marcel van de Gevel send an addendum to his Volume 4 article A tube based phono preamp. In this preamp, neone lamps are used as overvoltage protection elements. The addendum gives information how to make sure that the neon lamps ignite timely to fullfil their duty.