When designing high-fidelity audio circuits, especially those intended for integration into a PA system, the interplay between op amp loading and Total Harmonic Distortion (THD)… Read More »Calcs for Op Amp Loading vs THD
When it comes to modifying or building audio gear, especially within the realm of DIY compressors, electro-luminescent (EL) panels present an interesting frontier. While typically… Read More »EL panel experiments power supply experiment … for diy compressor
A PA system isn’t just about great sound—it’s also about presentation, usability, and durability. One overlooked but essential part of your PA system setup is the… Read More »Custom Faceplate Recommendations for Your PA System Builds
In the world of analog audio design, the PA system plays a vital role in delivering high-fidelity sound with clarity and power. For engineers and enthusiasts… Read More »Exploring Cascode Design Using Two Different Triodes in a PA System
Vintage gear has a magical charm. For audio engineers and enthusiasts, restoring and modifying vintage hardware like a 1950s or 1960s Beck mixer opens up… Read More »Tuning a 50s/60s Beck Mixer for Modern PA System Use
When diving into the world of DIY audio, building your own Class-D guitar power amp is one of the most satisfying and educational experiences you… Read More »Building Class-D 50-100W Guitar Power Amp as a Beginner
Exploring Unconventional DI Box Outputs in a PA System In most traditional setups, a DI (Direct Injection) box converts high-impedance unbalanced signals—like those from guitars… Read More »DI Box With +4dBU Balanced Line Level Output Instead of Mic Level
When comparing high-end audio gear, especially in a PA system, we often come across heated debates about preamp coloration and sonic character. Surprisingly, even when… Read More »Preamp Difference If It’s Not the Frequency Not the Slew Rate and Not the Harmonics What Is It
The Critical Role of a Balanced Attenuator in a PA System In any high-fidelity or professional PA system, maintaining proper signal level control while avoiding… Read More »The Critical Role of a Balanced Attenuator in a PA System
Capturing the rich, resonant tones of an upright bass presents unique challenges in the realm of audio engineering. The OPA Alice microphone circuit, known for… Read More »OPA Alice in a Split Configuration for Upright Bass Mic?
