[Simon] wrote in to tell us about a headphone tube amp that he just built ... [Simon’s] design adds an on board regulated power supply and a volume control for the input. Effort was made ...

In spite of our earlier hype, [Olson] seems to be using an external power supply for this mini-amp; but before you count that as a mark against this build, the music you hear him playing in the ...

It meets the needs of DIY users and professionals alike by combining advanced motor control, optimized power management, and ...

You can cover amplification by connecting sources straight into active speakers, which have amplifiers built into the cabinets, or by opting for a pre/power amplifier pairing where the necessary ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Brent Butterworth Brent Butterworth is a writer dedicated to audio gear.

NAD M23 Power Measurement Table * NAD does not recommend bridging the M23 when driving 4 ohm speakers. The amp will current limit and potentially shut down. I had to reduce sweep times to even test ...

[High performance ES9068AS*2 DAC] Two ES9068AS DACs handle the left and right channels, and make up the high-quality "core" of the K9. [THX AAA 788+ amplifier] K9's ace up its sleeve is the THX ...

索泰携手ZZJMOD改装团队推出全新PGF系列定制RTX4090D显卡。这款定制版显卡与之前的PGF型号有很大不同，采用了独特的“球鞋形状”设计。近期，该款产品新增了蜘蛛侠蓝红主题涂装，并配备了专门设计的PCB背板，色彩搭配 ...

Rotary hammer drills blast through concrete, stone, and masonry with percussion-driven force, making them essential for heavy ...

There is also a pair of RCA Phono outputs that can connect the turntable to a more powerful amplifier if the user wants to upgrade the system later. At the rear of the Lenco LS-600WA are the ...