STEREOINDEX AUTHOR

Francis Adamiak

Francis Adamiak is a passionate audiophile and expert in high-fidelity audio equipment, with a focus on amplifiers and speakers. Drawing on years of experience and a deep love for sound quality, he shares in-depth reviews and insights on the latest audio technology.

1,865 published articles

LATEST FROM

Francis Adamiak

Exposure launches the 5510 preamplifier with ultra-quiet power supply, 99-step relay volume control, balanced XLR outputs, and optional phono and DAC modules for serious audiophile systems.

AMPLIFIERS

Exposure 5510: Pure British Hi-Fi Without the Gimmicks

Exposure launches the 5510 preamplifier with ultra-quiet power supply, 99-step relay volume control, balanced XLR outputs, and optional…

2026-05-11 · 2 min read

SPEAKERS

Garmin Launches $90,000 JL Audio Primacy High-End Active Speaker System

Garmin enters the luxury hi-fi market with the new JL Audio Primacy series featuring active DSP speakers, Dante…

2026-05-06 · 3 min read

Ballfinger enters the high-end vinyl market with the T 002 B turntable, featuring a resonance-damped bamboo chassis, precision synchronous drive system, and optional Thiele TA01 Zero Tracking tonearm for uncompromising analog playback.

TURNTABLES

Ballfinger T 002 B Turntable Debuts With Reel-to-Reel DNA, Bamboo Chassis and Thiele Tonearm

Ballfinger enters the high-end vinyl market with the T 002 B turntable, featuring a resonance-damped bamboo chassis, precision…

2026-05-06 · 4 min read

TEAC unveils a stunning Turquoise Blue TN-400BTX turntable with Bluetooth aptX Adaptive, built-in phono stage, and ready-to-play cartridge—vinyl meets modern hi-fi.

TURNTABLES

TEAC’s New Limited Edition Turntable Is Built to Stand Out

TEAC unveils a stunning Turquoise Blue TN-400BTX turntable with Bluetooth aptX Adaptive, built-in phono stage, and ready-to-play cartridge—vinyl…

2026-05-05 · 3 min read

FiiO Jade Audio LEVEL 1 delivers up to 600W of Class D power in a compact design with TPA3255, LDAC Bluetooth, app-based EQ, and subwoofer output for modern hi-fi setups.

AMPLIFIERS

FiiO’s LEVEL 1 Is a Desktop Powerhouse Disguised as a Budget Amp

FiiO Jade Audio LEVEL 1 delivers up to 600W of Class D power in a compact design with…

2026-05-05 · 3 min read

Lumin introduces the N1 audiograde network switch with linear power supply, SFP fiber isolation, and 10MHz clock input, designed to reduce noise and optimize hi-fi streaming performance.

HI-FI

Lumin N1: Audiophile Switch with Linear PSU and Fiber Connectivity

Lumin introduces the N1 audiograde network switch with linear power supply, SFP fiber isolation, and 10MHz clock input,…

2026-05-05 · 2 min read

iFi unveils ZEN Air V2 lineup: Blue 2 Bluetooth receiver with aptX Lossless, Phono 2 MM/MC stage, and DAC 2 with balanced output and 300% more power, all priced at €149.

HI-FI

iFi ZEN Air DAC 2, Blue 2 & Phono 2: More Power, Lower Noise, Better Connectivity

iFi unveils ZEN Air V2 lineup: Blue 2 Bluetooth receiver with aptX Lossless, Phono 2 MM/MC stage, and…

2026-05-05 · 4 min read

Air Tight’s ATC-6 brings back traditional tube preamp design with upgraded internals, anti-resonance chassis, and audiophile-grade performance.

AMPLIFIERS

Air Tight ATC-6: Japanese Analog Purity, Premium Build, and Classic Tube Sound in One

Air Tight’s ATC-6 brings back traditional tube preamp design with upgraded internals, anti-resonance chassis, and audiophile-grade performance.

2026-05-04 · 3 min read

FiiO K17 R2R Pro arrives with a proprietary R2R DAC, 4000mW Class AB amp, Wi-Fi streaming, 31-band EQ and linear power supply, a true all-in-one audiophile hub debuting at High End Vienna 2026.

HI-FI

FiiO K17 R2R Pro Offers True Audiophile Control with 31-Band EQ and R2R DAC

FiiO K17 R2R Pro arrives with a proprietary R2R DAC, 4000mW Class AB amp, Wi-Fi streaming, 31-band EQ…

2026-05-04 · 3 min read

AMPLIFIERS

Top 10 Statement Amplifiers for the Ultimate Audiophile System

From craftsmanship to raw power, discover what makes these ultra high-end amplifiers worth six-figure price tags.

2026-05-04 · 6 min read

Accuphase quietly introduces the DC-500 DAC and DG-78 digital equalizer, featuring ESS ES9028PRO arrays, MDS architecture, and advanced room correction, expected mid-2026.

HI-FI

Accuphase DC-500 & DG-78: High-End DAC and Room Correction Go Next Level

Accuphase quietly introduces the DC-500 DAC and DG-78 digital equalizer, featuring ESS ES9028PRO arrays, MDS architecture, and advanced…

2026-05-04 · 4 min read

Ultra-compact but seriously powerful, the Shanling M0 Pura packs dual DACs, balanced output, and full hi-fi performance into a pocket-sized music player built for real audiophile listening on the go.

DAP

Shanling M0 Pura turns pocket hi-fi into something seriously powerful

Ultra-compact but seriously powerful, the Shanling M0 Pura packs dual DACs, balanced output, and full hi-fi performance into…

2026-05-04 · 3 min read