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HDMI 2.0 Specification and 4K UHD (2160p) Resolutions HDMI 2.0 Specification and 4K UHD (2160p) Resolutions The HDMI 2.0 specification is coming, but there is a lot of speculation as to what the HDMI 2.0 spec will actually offer. Here's a hint: It's all about UHD 2160p resolution and bandwidth.
Amplifier Voltage Gain Explained – Matching Amp to Preamp Amplifier Voltage Gain Explained – Matching Amp to Preamp Interested in a separate amplifier? Amplifier voltage gain and sensitivity are important specs to know about. This article explains the concept to help identify how to match your amp to a preamp.
Reader Question: DACs - What Do You Recommend? Reader Question: DACs - What Do You Recommend? I am considering replacing my Marantz CD player SA300 with an Oppo BDP-95. I have an older but high quality system consisting of Levinson 23.5 power amp, Roland Consonance Pre, Sota Sapphire Table
Understanding Ohm's Law, Impedance And Electrical Phase 101 Understanding Ohm's Law, Impedance And Electrical Phase 101 Do you ever wonder what makes a loudspeaker "difficult to drive"? Do you wonder what's so special about an amplifier that is stable into a 4-ohm load? Audioholics looks to answer these questions here.
Slew Rate in Audio Amplifiers - What Does it Mean? Slew Rate in Audio Amplifiers - What Does it Mean? This article defines what amplifier slew rate is and its real world implications. We also show how to calculate an audio amplifiers slew rate based on bandwidth and power level.
Loudspeaker Sensitivity & Impedance Explained Loudspeaker Sensitivity & Impedance Explained The focus of this article is on loudspeaker sensitivity and impedance. Loudspeaker manufacturers sometimes exaggerate the specifications of their products to make them look better than reality.
Debunking the Myth of Speaker Cable Resonance Debunking the Myth of Speaker Cable Resonance This article debunks the nonsense some exotic cable manufacturers like to spread about they have a solution to electrical or mechanical resonance in loudspeaker cables.
WiSA Demo (Aperion Audio & Klipsch) at CES 2013 WiSA Demo (Aperion Audio & Klipsch) at CES 2013 We covered WiSA back at CEDIA 2012, and wrote up an article covering the details surrounding WiSA, but this year at CES 2013 we were able to get a hands-on demonstration.
The Decibel (dB) Scale & Audio Rules 101 The Decibel (dB) Scale & Audio Rules 101 This article discusses the relationship between the decibel(dB) for audio devices that produce sound and how we perceive loudness. Basic audio rules are given to relating to the decibel.
Tip of the Day: Don't Be too Focused on Loudspeaker Specs & Measurements Tip of the Day: Don't Be too Focused on Loudspeaker Specs & Measurements Loudspeaker measurements & specifications are useful only when properly evaluated and compared in a fair manner. They are no substitute for evaluating sound quality in your listening space.