Dennis C Stone

Title: Dennis C. Stone: Innovator in Transistor Testing Technology

Introduction

Dennis C. Stone is a notable inventor based in Roselle, IL (US). He has made significant contributions to the field of electronics, particularly in the testing of transistors. With a total of 2 patents, his work has advanced the understanding and functionality of electronic components.

Latest Patents

One of his latest patents is a circuit designed for testing the high-frequency current amplifying capability of transistors. This innovative test circuit allows for the selection of three distinct test frequencies, which are essential for evaluating transistors with varying frequency gain-bandwidth product characteristics. The circuit is engineered to form a linear amplifier with the transistor under test and includes an automatic base drive control circuit. This feature ensures a consistent DC collector current, regardless of the variations in current gain among different transistors. Additionally, the circuit incorporates an indicating means to display the product of the selected test frequency and the current gain of the transistor.

Another significant patent by Dennis C. Stone involves a meter control circuit that enhances the functionality of a meter movement. This circuit features amplifiers that control the pointer movement over a variable value indicating scale. The design allows for a smooth transition of the pointer across segments of the scale, which represent progressively increasing variable values. The signal directing means ensures that the signals are directed to the appropriate amplifiers, facilitating accurate readings.

Career Highlights

Dennis C. Stone is currently associated with Dynascan Corporation, where he continues to innovate and develop technologies that impact the electronics industry. His expertise in transistor testing and measurement has positioned him as a valuable asset in his field.

Conclusion

Dennis C. Stone's contributions to transistor testing technology reflect his dedication to innovation in electronics. His patents demonstrate a commitment to enhancing the performance and reliability of electronic components. Through his work, he has made a lasting impact on the industry.