Company Filing History:
Years Active: 1987
Title: Roger A Modjeski: Innovator in Audio Frequency Amplification
Introduction
Roger A Modjeski is a notable inventor based in Santa Barbara, California. He has made significant contributions to the field of audio technology, particularly through his innovative designs in power amplification. His work has paved the way for advancements in audio frequency signals, enhancing the quality and efficiency of sound systems.
Latest Patents
Roger A Modjeski holds a patent for a "Variable power amplifier for audio frequency signals and method." This invention features a variable power amplifier that utilizes a constant current differential amplifier to drive a cascaded driving amplifier. The design incorporates a vacuum tube for selectively amplifying output signals, with the drive determined by the plate shunt resistive loading of the vacuum tube. The amplifier includes a push-pull configuration with an output transformer, which amplifies and applies selectively amplified output signals to the amplifier output terminal. Additionally, a variable damping circuit is integrated, which senses the loading on the output transformer and produces a feedback signal to control the current level of the amplifier. This innovative approach allows for improved processing of audio frequency electrical signals.
Career Highlights
Roger A Modjeski is associated with Carter Duncan Corporation, where he has applied his expertise in audio technology. His work has been instrumental in developing advanced audio equipment that meets the demands of modern sound systems. With a focus on innovation, he continues to contribute to the field through his inventive designs.
Collaborations
Throughout his career, Roger has collaborated with notable individuals such as Bruce Laurence Kennedy and Joseph K Beller. These partnerships have fostered a creative environment that encourages the development of cutting-edge audio technologies.
Conclusion
Roger A Modjeski's contributions to audio frequency amplification demonstrate his commitment to innovation in technology. His patent for a variable power amplifier showcases his ability to enhance audio systems, making a lasting impact in the field.