Amplifiers What Is Amplifier Gain? Axiom’s A1400-8 multichannel amplifier seen from the inside. The gain stages are right at the top of this picture. Each board is two channels.... Alan LofftJuly 25, 2008
Articles What is the Correct Speaker Volume? When we listen to music reproduction, we’re seeking a credible illusion of the real thing — realistic, plausible, but not overpowering. But what is... Alan LofftOctober 26, 2011
Articles What is Dolby Atmos? Dolby Atmos is an object based surround sound format that can place sounds all around you. Ceiling speakers are suggested, but not required. Brian MitchellJuly 14, 2014
Articles What is Auro-3D? Auro-3D is the next generation three-dimensional audio standard. It provides a realistic sound experience unlike anything before. By fully immersing the listener in a... Brian MitchellOctober 20, 2014
Dongle DACs Apple Music Lossless Works with the THX Onyx DAC But Only After… Apple Music's roll-out of its lossless music tier has been less than stellar. Making it work with the excellent THX Onyx Dongle DAC requires... Ian WhiteJune 21, 2021
Dongle DACs Helm Audio Bolt DAC: Review Is the $99 Helm Audio Bolt the best Dongle DAC available for the money? We think it might be the best one regardless of... Ian WhiteAugust 17, 2021
Dongle DACs Periodic Audio Rhodium DAC & Nickel Amplifier: Quick Take Another Dongle DAC? The $49 Periodic Audio Rhodium DAC and $299 Nickel amplifier offer fantastic sound quality with new and legacy devices. Ian WhiteAugust 4, 2021
DACs THX Onyx Dongle DAC: Review [Updated] At $199, the THX Onyx Dongle DAC may have stepped on Kong and left the rest of the competition in its wake. Is this... Ian WhiteJuly 28, 2021
Dongle DACs Questyle M12 Dongle DAC is $139 & One Potent Headphone Amp The $139 Questyle M12 Dongle DAC/Headphone Amplifier is here and it works with every format and platform there is. DragonFly killer? Quite possibly. Ian WhiteJune 24, 2021
Dongle DACs Helm Bolt DAC/AMP Improves Headphone Listening Convenient $99 USB DAC adapter connects between your smartphone and headphones for improved audio fidelity when listening to music on mobile devices. Brian MitchellNovember 19, 2020
Dongle DACs Streaming with the AudioQuest DragonFly Cobalt and How I Learned to Love the Bomb The AudioQuest DragonFly Cobalt DAC faces a long line of dongle DAC competitors in 2021 but is still the one to beat. Ian WhiteMay 6, 2021
Dongle DACs Cayin RU6 Dongle DAC: Review The Cayin RU6 R-2R Dongle DAC is not only very unique but also one of the best of its kind for the asking price... W. JenningsDecember 22, 2021
Dongle DACs Questyle M15 Dongle DAC/Headphone Amplifier: Review Does the Questyle M15 Dongle DAC deliver more for less and rival the Cayin, AudioQuest, and THX Dongle DACs? W. JenningsSeptember 19, 2022
Dongle DACs CanJam NYC 2022: HiFiMAN HM800 Dongle DAC Did HiFiMAN just start off CanJam NYC 2022 with a $299 fully balanced Dongle DAC? Meet the HiFiMAN HM800. W. JenningsFebruary 25, 2022
New Products Astell&Kern HC2 Dongle DAC Takes Its Shot at Cobalt: High End Munich 2022 The $249 Astell&Kern HC2 USB-C Dual DAC dongle features two Cirrus Logic CS43198 MasterHIFI DACs and a 4.4 mm balanced headphone jack. Brian MitchellMay 13, 2022
Dongle DACs ddHiFi TC44C Dongle DAC: Review If build quality, price, sound quality, and durability matter to you -- the tiny ddHiFi TC44C Dongle DAC is one smooth customer. W. JenningsJuly 11, 2022
Dongle DACs iFi Go Bar Dongle DAC: Review The iFi Go Bar Dongle DAC is late to the party and $329. Does it offer enough to warrant that kind of pricing? Learn... W. JenningsAugust 8, 2022