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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
YG Acoustics Carmel 3 Floor-standing Speakers Review
December 17, 2025
Hisense L9Q Tri-Laser UST Projector Review
December 15, 2025
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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
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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
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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
How Makeup and Prosthetics in TV Programs Have Changed From the 1960s – JJ’s Blogs
September 11, 2025
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Secrets
June 2, 2021
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