The STM32 series single-chip microcomputer is used as the controller to control the stepping motor through the L9110S motor drive module, thereby affecting the gap of the cone valve. At the same time, ...

Orange Amps has officially launched the O Turntable, its first record player. The iconic British guitar amplifier brand teased it in a Facebook post on Record Store Day earlier this year, but now it ...

Abstract: This paper proposes a local feedback, named Auto Correction Feedback (ACFB), for a chopper amplifier to suppress its offset related ripple. It nulls out the amplifier's initial offset in DC ...

Years ago, intrigued by the hype around NOS tubes and the promise that they could magically transform my amps into tonal bliss, I invested in a stash of pricey NOS 12AX7 preamp tubes just to see what ...

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