Company Filing History:
Years Active: 1981
Title: The Innovations of Charles B. Slack
Introduction
Charles B. Slack is an accomplished inventor based in Costa Mesa, CA. He is known for his innovative contributions to audio technology, particularly in the realm of loudspeaker systems. With a focus on enhancing audio performance and reliability, Slack has made significant strides in the field of audio engineering.
Latest Patents
One of his notable patents is the "Loudspeaker overload protection circuit." This invention addresses the challenges associated with audio power amplifiers and loudspeaker drivers. The circuit senses the output of an audio power amplifier and activates a switch control circuit when the output exceeds a predetermined level. This mechanism places a current limiting device, such as a power resistor, in series with one of the driver feed lines, effectively reducing the power fed to the loudspeaker. Additionally, an indicator may be included to signal when an overload condition exists. The design employs separate sensing and power channels to enhance accuracy and minimize distortion, ensuring a high-quality audio experience.
Career Highlights
Slack has made a significant impact in the audio industry through his work at Altec, Inc. His innovative designs and patents have contributed to the advancement of audio technology, making him a respected figure in the field. His dedication to improving audio performance has led to the development of solutions that benefit both consumers and professionals alike.
Collaborations
Throughout his career, Slack has collaborated with various professionals in the audio engineering field. One of his notable coworkers is Steven B. Cullison, with whom he has worked on projects that push the boundaries of audio technology.
Conclusion
Charles B. Slack's contributions to audio technology, particularly through his patent for the loudspeaker overload protection circuit, showcase his innovative spirit and commitment to enhancing audio performance. His work at Altec, Inc. and collaborations with other professionals highlight his influence in the industry. Slack's inventions continue to shape the future of audio engineering.