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Marantz Horizon Review
January 14, 2026
Amphion Argon7LX Floor-standing Speaker Review
January 12, 2026
Questyle SIGMA Portable DAC and Headphone Amp
January 7, 2026
GoldenEar T44 Floor-standing Loudspeakers
January 5, 2026
Epson Pro Cinema LS9000 4K HDR 3LCD Laser Projector Review
December 29, 2025
DALI Epikore 11 Floor-Standing Loudspeaker Review
December 22, 2025
Amplifier Reviews
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SECRETS Best of Awards 2025
December 2, 2025
Capital AudioFest 2025 Show Report
November 26, 2025
Paradigm/MartinLogan Factory Visit
November 20, 2025
Warsaw Audio Video 2025 Show Report
October 30, 2025
STAX Factory Visit – Carlo in Japan Part: 3
October 23, 2025
CEDIA 2025 Show Report
September 4, 2025
Movie Reviews
SECRETS World of Vinyl
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SECRETS Gallery
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The Art and Science of Designing High-End Audio Cables
December 4, 2025
From Silent Shadows to Singing Screens: How Hollywood First Brought Sound to the Movies – JJ’s Blogs
November 26, 2025
Understanding the Measurement of Noise When Looking at an FFT-Produced Spectrum
November 13, 2025
Intermodulation in Audio Signals
November 6, 2025
Why Tube Power Amplifiers Require Output Transformers and Why Their Design is Critical
September 25, 2025
How a Sine Wave is Calculated, Frequency Peaks Visualized, and Harmonic Distortion Measured Using Calculus and FFT Analysis
September 4, 2025
Technical Reviews
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Seasons Greetings 2025!
December 23, 2025
Diving Into Audiophile Tweaking
October 30, 2025
Why Custom Installers Should Consider BenQ’s W5800 Home Cinema Laser Projector
June 26, 2025
My Go-To Power Amplifier When Compromise Is Not an Option
April 24, 2025
Listening to a Kii Three BXT System: Sometimes it is Good to Meet your Heroes
April 16, 2025
Secrets Becomes a Member of EISA
April 10, 2025
Editor’s Desk
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SORTA HIFI, Episode 17 – Fish, Chips, and Carlo’s World Tour!
January 8, 2026
Arylic LP100 Wireless Music Streamer Review
December 18, 2025
The Amazing Complexity of the Universal Pictures Frankenstein® Monster Makeup – JJ’s Blogs
December 11, 2025
Fosi ZP3 Preamplifier and Fosi V3 Mono Power Amplifier Review
December 10, 2025
From Silent Shadows to Singing Screens: How Hollywood First Brought Sound to the Movies – JJ’s Blogs
November 26, 2025
Shooting a Movie: Why Is It So Expensive? – JJ’s Blogs
October 9, 2025
Blogs & Little Things
JJ Thoughts
Product Previews
AV Directory
Recommended Gear
The Design and Function of Transistors in Audio: Past, Present, and Future
Robert Cordell
January 23, 2025
SECRETS 30th Anniversary Year-End Video
John E. Johnson, Jr.
December 24, 2024
Audia Flight and Alare Factory Tour 2024 (Or An Audiophile’s Taste of Italy – Part 3)
Carlo Lo Raso
December 5, 2024
WAKING TO LIVE JAZZ
Lory Hawley
October 31, 2024
Secrets 30th Anniversary Winners
Secrets
October 30, 2024
Life on the Edge – A Personal Perspective on the Past, Present, and Future of Class D Audio Amplifiers
Bruno Putzeys
October 22, 2024
Home
30th Anniversary
30th Anniversary
A History of Geshelli Labs: The Little Audio Company That Could.
Sherri Bisceglia
October 10, 2024
The Sound of Tubes – Why is it So Good?
Lukasz Feliks
October 3, 2024
Raising the Bar on Speaker Performance. A Loudspeaker Designer’s Perspective.
Bill Dudleston
September 26, 2024
WAM Engineering LLC – Interview with J.R. Boisclair
Jeff Wheaton
September 19, 2024
Gold Note Factory Tour 2024 (Or An Audiophile’s Taste of Italy – Part 2)
Carlo Lo Raso
September 17, 2024
HOW TO USE ROON.
Glenn Young
September 12, 2024
“The Role of Art in the Industrial Design of Audio Products.”
Kostas Metaxas
September 5, 2024
Memories of Heathkit and My Dad.
Lory Hawley
August 29, 2024
Unison Research – Opera Loudspeaker Factory Tour 2024 (Or An Audiophile’s Taste of Italy – Part 1)
Carlo Lo Raso
August 22, 2024
How Has Audio Evolved in the Last 30 Years?
Norman Varney
August 15, 2024
The Evolution of Projector Light Sources From Incandescent to Solid State
Chris Eberle
August 8, 2024
Digital-to-Analog Converters (DACs) and How they Work
David A. Rich, Ph.D.
August 1, 2024
How to Shop for Speakers
Francisco Licon
July 25, 2024
The History of SECRETS
Secrets
July 1, 2024
30 Years of Loudspeaker Technology
Jim Clements
July 1, 2024
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