Questyle SIGMA Portable DAC and Headphone Amp Mel MartinJanuary 7, 2026 In the explosion of new audio gear over the last few years, a notable example is the variety of DACs and headphone amps that are now... Headphone AmplifiersReviews
Questyle SIGMA DAC and Headphone Amp Preview Mel MartinDecember 18, 2025 It seems like over the last few years, we’ve had a lot of DACS and headphone amps to listen to. Some are portable, running on batteries... Product Previews
Bluesound Node Icon Preview Mel MartinOctober 20, 2025 Just when you thought you’d seen just about every hi-fi streamer, along comes Bluesound with a top-of-the-line model for a reasonable price. Product Previews
Topping D900 DAC Review John E. Johnson, Jr.October 15, 2025 Topping is a China-based DAC and Headphone Amplifier company that builds and sells direct (from China). Their products are minimalist in... DACsReviews
Topping D900 DAC Preview John E. Johnson, Jr.October 8, 2025 Topping is a China-based DAC and Headphone Amplifier company that builds and sells direct (from China). Their new reference quality D900... Product Previews
Rotel DX-3 Headphone DAC/Amplifier/Preamp Review Lory HawleyOctober 8, 2025 The headphone DAC/amplifier marketplace is crowded with a flood of contenders, all offering a special sauce of power and features. Headphone AmplifiersReviews
Rotel DX-3 Headphone DAC/Amplifier/Preamp Preview Lory HawleySeptember 18, 2025 The Rotel DX-3 is Rotel’s first offering of a fully balanced, class-A headphone amplifier. Precision built and feature-rich, it offers... Product Previews
Expensive DACs: What Exactly Are You Getting for the Money? – JJ’s Blogs John E. Johnson, Jr.August 21, 2025 When you see a high-end DAC (Digital-to-Analog Converter) priced at tens of thousands of dollars vs. an excellent one at around $1,000, the... Blogs & Little ThingsJJ's Blogs
Geshelli Labs JNOG3 (J3 Pro) Digital-to-Analog Converter Review John E. Johnson, Jr.August 20, 2025 Geshelli Labs, an American firm, specializes in small DACs and headphone amplifiers. I say “small” because they are petite in size. Their... DACsReviews
FiiO K17 Desktop DAC and Headphone Amplifier Preview John E. Johnson, Jr.July 31, 2025 The new FiiO K17 Desktop DAC and Headphone Amplifier is a very affordable unit with tons of features and great performance. Product Previews
Michi Q5 DAC / CD Transport Review Craig ChaseJune 2, 2025 Michi’s Q5 DAC and CD Transport is a premium component with tank-like build quality and the ability to play just about any disc or streamed... Audio Player ReviewsCD PlayersReviews
EMM Labs MA3i Digital-to-Analog Converter Review John E. Johnson, Jr.May 12, 2025 EMM Labs manufactures some of the highest-end DACs on the planet. But not everyone can afford their $35,000 DA2i DAC, so they offer a range... DACsReviews
EMM Labs MA3i Digital-to-Analog Converter Preview John E. Johnson, Jr.May 5, 2025 In for review is the new EMM Labs MA3i DAC. EMM Labs manufactures some of the highest-end DACs on the planet. But not everyone can afford... Product Previews
The Mathematics of How Analog-to-Digital Converters (ADC) and Digital-to-Analog Converters (DAC) for PCM Digital Music Recordings Do Their Job John E. Johnson, Jr.April 17, 2025 An Analog-to-Digital Converter (ADC) transforms an analog signal, which is continuous in time and amplitude, into a digital signal, which is... TechnicalTechnical ArticleTechnical Reviews
MOON 681 Network Player/DAC and MOON 641 Integrated Amplifier Review Yongki Go, Ph.D.March 26, 2025 The MOON 681 network player/DAC and 641 integrated amplifier are grand-looking pieces of audio equipment from the MOON’s NORTH Collection. Amplifier ReviewsIntegrated AmplifiersMedia StreamerReviews
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