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Learn about everything audiophile — from setups to components

Audiophile Learning Hub

Balanced vs Single-Ended: Does it Matter?

Balanced vs Single-Ended: Does it Matter?

How to Match a DAC and Amplifier

How to Match a DAC and Amplifier

What are NOS Tubes?

What are NOS Tubes?

Apos Blog

NEW: XDUOO TA-68 BALANCED TUBE HEADPHONE AMP
New Product Announcements

NEW: XDUOO TA-68 BALANCED TUBE HEADPHONE AMP

The TA-68 is a fully balanced desktop tube headphone amplifier with independent volume controls for the left and right channels. Its signal path combines 5U4G tube rectification, 12AU7 voltage ampl...

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NEW: MEZE AUDIO ARTA FLAGSHIP HEADHPONES
New Product Announcements

NEW: MEZE AUDIO ARTA FLAGSHIP HEADHPONES

The Meze Audio ARTA is an open-back reference headphone developed with Rinaro Isodynamics and positioned above the Elite in the company’s lineup. Its MZ5 HΩ High Impedance Isodynamic® Hybrid Array ...

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NEW: iFi iDSD GR2 Portable DAC/Amp
New Product Announcements

NEW: iFi iDSD GR2 Portable DAC/Amp

The iFi iDSD GR 2 is a DAC and headphone amplifier designed for both portable and desktop audio systems. Building on the foundation of the xDSD Gryphon, it introduces a redesigned audio architectur...

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NEW: SMSL H200 FULLY-BALANCED HEADPHONE AMP & PRE AMP
New Product Announcements

NEW: SMSL H200 FULLY-BALANCED HEADPHONE AMP & PRE AMP

The SMSL H200 is a fully-balanced headphone amplifier and desktop preamplifier designed for high-resolution headphone systems and two-channel audio. Built around a discrete PLFC+ amplifier architec...

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NEW: FIIO SNOWSKY BEATBOX PORTABLE CD PLAYER
New Product Announcements

NEW: FIIO SNOWSKY BEATBOX PORTABLE CD PLAYER

The SNOWSKY BEATBOX is an all-in-one portable CD player and stereo speaker system. It combines a custom-engineered anti-skip CD mechanism with a three-driver speaker system, 3.5 mm headphone output...

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NEW: FIIO K17 R2R DESKTOP DAC/AMP
New Product Announcements

NEW: FIIO K17 R2R DESKTOP DAC/AMP

The FiiO K17 R2R is an all-in-one desktop DAC, network streamer, preamplifier, and headphone amplifier built around FiiO's proprietary 24+5-bit segmented R2R PRO resistor array. Its fully-balanced ...

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NEW: BURSON V7 VIVID AIR OP-AMP
New Product Announcements

NEW: BURSON V7 VIVID AIR OP-AMP

The Burson V7 Vivid Air is a fully-discrete DIP8 opamp designed as a direct replacement for compatible integrated circuit opamps in DACs, headphone amplifiers, preamps, and DIY audio equipment. Bui...

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NEW: SMSL PL200 Mk2 All-in-One CD Player/ DAC/ Amp
New Product Announcements

NEW: SMSL PL200 Mk2 All-in-One CD Player/ DAC/ Amp

The SMSL PL200 MK2 is an all-in-one CD player, USB DAC, headphone amplifier, and Bluetooth transmitter designed for desktop and component Hi-Fi systems. Built around the ESS ES9039Q2M DAC, SMSL's p...

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NEW: FIIO FG3 Gaming Headset
New Product Announcements

NEW: FIIO FG3 Gaming Headset

The FiiO FG3 is an over-ear USB gaming headset that applies the company's HiFi audio engineering to competitive gaming, entertainment, and everyday listening. Built around a coaxial dual dynamic dr...

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NEW: XDUOO MT-02 HYBRID CLASS-A TUBE HEAD AMP
New Product Announcements

NEW: XDUOO MT-02 HYBRID CLASS-A TUBE HEAD AMP

The MT-02 is a desktop hybrid tube headphone amplifier that combines dual 6J1 vacuum tubes with a transistor-based Class-A output stage. By using tubes for voltage gain and a solid-state output sta...

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NEW BRAND LAUNCH: PWNAGE
New Product Announcements

NEW BRAND LAUNCH: PWNAGE

We've added Pwnage to the Apos catalog. If you've spent any time in the gaming or mechanical keyboard communities, there's a good chance you've already come across the brand. Pwnage has built a rep...

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The Apos Summer Sale is Live
Apos Updates

The Apos Summer Sale is Live

Tom at Apos here. The whole team just got back from the beach and we're a little sundrunk. We vaguely remember running a sale a week or two ago, but nobody's quite sure. So we're doing it again. Or...

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