Stay Connected
- YouTube
- Facebook
- X
- LinkedIn
- Pinterest
- Instagram
About Us
Advertise
Contact Us
Subscribe
- Newsletter Sign Up
Press
The Vault

Search

Home
Reviews
Features
Technical
- Technical Reviews
- Primers
Editorial
- Editor’s Desk
- OpEd
Blogs
- Blogs & Little Things
- JJ Thoughts
OpEd
AV Directory
Recommended Gear

ADVANCED SEARCH | SITEMAP

Home
Reviews
Reviews
See all
- 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
- Focal Sopra N°1 Bookshelf Loudspeaker Review
  December 8, 2025
- Bowers & Wilkins Px8 S2 Over-Ear Noise-Canceling Headphones
  November 25, 2025
- Vienna Acoustics Haydn SE Signature Bookshelf Speakers Review
  November 24, 2025
Features
Features
See all
- 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
Technical
Technical
See all
- 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
- Primers
Editorial
Editorial
See all
- 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
- OpEd
Blogs
Blogs
See all
- 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
- Blogs & Little Things
- JJ Thoughts
OpEd
AV Directory
Recommended Gear

Home

Tape-Head-Diagram-Pole-Length-Wider-Version

John E. Johnson, Jr.January 16, 2022

Share On

See LatestDALI Epikore 11 Floor-Standing Loudspeaker Review

John E. Johnson, Jr.

Editor-in-Chief Emeritus. John E. Johnson, Jr. founded Secrets of Home Theater and High Fidelity in 1994, shortly after publishing a hardcopy book of the same title. He served as Editor-in-Chief of Secrets of Home Theater and High Fidelity until 2022. John has been involved in audio and video for more than 50 years, having built radio transmitters, amplifiers, turntables, and speakers from scratch. He was also one of the founders of the Northern California Audio Video Association, now The Bay Area Audio Society. John holds four university degrees, including a Ph.D. in Neuroscience, and has published numerous scientific books, along with dozens of scientific articles on biomedical research topics as well as imaging technology. He was the founder and Editor-in-Chief of two medical/scientific journals for 20 years. John holds several patents, including one on high resolution image analysis and one on a surgical instrument. He has been affiliated with NASA, The National Institutes of Health, The Johns Hopkins University, Stanford Research Institute, and The University of California at Berkeley. He is President of the consulting firm Scientific Design and Information, Inc., which is based in Redwood City, California. John resides in the San Francisco Bay area with his wife and multiple kitties! His daughter, Cynthia, who was an integral part of SECRETS for many years, resides in San Francisco.

Seasons Greetings 2025!

Carlo Lo RasoDecember 23, 2025
DALI Epikore 11 Floor-Standing Loudspeaker Review

Carlo Lo RasoDecember 22, 2025
DALI reveals SONIK: a new era of accessible hi-fi speaker performance

SecretsDecember 19, 2025
Questyle SIGMA DAC and Headphone Amp Preview

Mel MartinDecember 18, 2025
Arylic LP100 Wireless Music Streamer Review

John E. Johnson, Jr.December 18, 2025
YG Acoustics Carmel 3 Floor-standing Speakers Review

John E. Johnson, Jr.December 17, 2025
Hisense L9Q Tri-Laser UST Projector Review

Chris EberleDecember 15, 2025
Marantz MODEL 10 Reference Integrated Amplifier and LINK 10n Reference Network Audio Player Preview

Jim ClementsDecember 11, 2025

VIDEO

Product Previews

Questyle SIGMA DAC and Headphone Amp Preview
December 18, 2025
Marantz MODEL 10 Reference Integrated Amplifier and LINK 10n Reference Network Audio Player Preview
December 11, 2025
DALI EPIKORE 7 Floor-standing Loudspeakers Preview
December 11, 2025
Michell Gyro SE Turntable Preview
December 8, 2025
Matrix Audio mini-i Pro 4 Preview
December 3, 2025

Latest Editorial

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

Latest Press

DALI reveals SONIK: a new era of accessible hi-fi speaker performance

December 19, 2025

Krix unveils next-gen modular cinema systems: MX-30i, MX-40i and the upgraded MX-20 Mk2

December 11, 2025

Press Play: Magnetar’s MKII Series Now Shipping

November 28, 2025

Connect with us

Facebook

Blogs & Little Things

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

Newsletter Sign-up

SECRETS of Home Theater and High Fidelity was launched in 1994 as the first major publication offering serious audio/video journalism on the Internet.

Our magazine, which began with the publication of the SECRETS Primer, is available exclusively on-line and offers to our readers an extensive information resource about home theater and high-end audio.

Learn More

Reviews

YouTube
Facebook
X
LinkedIn
Pinterest
Instagram

Advontemedia

Tape-Head-Diagram-Pole-Length-Wider-Version

Audio Players

Amplifiers

Speakers

Receivers & Processors

Vinyl

Audio Cables

DACs

Audio Accessories

Headphones & Earphones

Headphone Amplifiers

Video Displays

Video Players

Video Accessories

Movie Reviews

SECRETS World of Vinyl

Vinyl Music Reviews

Custom Home Theaters

Show Reports

Best of Awards

CD Music Reviews

Artist Interviews

DIY

Factory Tours & Interviews

What We Are Listening To!