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Vincent Zhang | Mar 08, 2025
Rediscovering Golden Age Sound: IWISTAO FU29 Tube Amplifier
Vincent Zhang | Jun 02, 2025
Vacuum Tube FU29 Push-Pull Tube Amplifier: A Deep Dive into Vacuum Tube Audio
Vincent Zhang | Sep 22, 2025
The 6P1 Vacuum Tube: A Vintage Gem for Small Power Amplifiers
Vincent Zhang | Mar 18, 2026
Winding Your Own Filter Choke for Tube Amplifiers-A More Rigorous Engineering Guide
Vincent Zhang | Mar 16, 2026
Single-Ended Output Transformers Core Size, DC Bias, and the Art of the Air Gap
Vincent Zhang | Nov 21, 2022
Brief of Vacuum Tube Models and Replacement
Vincent Zhang | Mar 28, 2026
Soft Start and Delayed B+ Power-Up Circuits for Vacuum Tube Amplifiers — Professional Revised Edition
Vincent Zhang | Jul 31, 2026
JBL Control 328C: From Commercial Ceiling Speaker to DIY Hi-Fi Monitor
Vincent Zhang | Jul 12, 2026
Cathode Resistance in Tube Amplifiers: Bias, Gain, Heat, and Practical Selection
Vincent Zhang | Sep 21, 2025
The Titans of Tone: A Comparative Guide to 211, 845, 813, and 811 Vacuum Tubes
Vincent Zhang | Apr 02, 2026
DIY 300B SET Stereo Amplifier: Circuit Design, Parts List and Step-by-Step Build Guide
Vincent Zhang | Aug 08, 2025
The Sound of Power: A Deep Dive into Triode vs. Ultralinear Tube Amp Outputs
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