There are plenty of tube amplifiers now being manufactured, with a popular choice being headphone amplifiers that use a tube as a gain stage followed by an op-amp as a buffer with a low impedance ...

There’s a mystique in audiophile circles about tube amplifiers. They can have a very nice sound which is attributed to their even-harmonic distortion, but they are often portrayed as requiring ...

The GA-10 is an audiophile-grade headphone amplifier that features the SEPP (single-ended push-pull) circuit with eight vacuum tubes, a linear transformer, and direct tube output. The vacuum tubes ...

Perhaps the most surprising thing about the HTA100 is that it looks and feels as well built as typical audiophile integrated amps costing several times as much. The glowing tubes and pulsing ...

the Dynaco ST-70 is remembered as the best-selling tube amplifier. Ever. Several factors contributed to the ST-70’s ...

I first saw NAD’s M10 BluOs streaming amplifier back in 2019 and was seriously impressed by the number of features packed into this small-size streaming DAC. The brushed extruded aluminum chassis and ...

With its selection of kits (cAMP femto, cAMP dynamic and cAMP HiRange), Cisbio allows detection of a broad range of cyclic AMP concentrations. Classically, the GPCR signaling pathway is considered ...

Defining “everyday” We define everyday audiophile headphones as pairs that sound great but are priced under $1,000 and do not need a headphone amp. These headphones should be built to last for ...

An emergency kit — sometimes called a survival kit — can help you be more prepared. Nearly half of Americans (48%) have already assembled some kind of emergency supplies, according to FEMA’s ...

There are many Bluetooth speakers on the market, but finding the best one for you can be hard. See what our CNET experts recommend after testing many of the models out there. Executive Editor ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

This is the most popular cordless power-drill-and-driver kit on Amazon ... They offer both convenience and value for the discerning audiophile. The Samsung Pro Plus microSD Memory Card and ...