article · Opus: Research & Creativity (Indiana University – Purdue University Fort Wayne) · 2013

Low Cost RF Power Meter

Wolf, Tom, Weaver, Brenton, Steinmetz, Evan

Cited by 0Abstract and details only

Abstract

Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Section I: A Detailed Design of the Selected Conceptual Design . . . . . . . . . . . . . . . . . . . . . . 6 Design Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Logarithmic Detector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Ethernet Connectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 LCD Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Measurement and Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Interchangeable Four-Port Directional Coupler Measurement Accuracy . . . . . . . . 19 Software Capabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Accuracy Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Section II: Building Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Printed Circuit Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 PCB Design Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Transmission Lines/Coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 LCD Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 GUI Coding Methodology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Microcontroller Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Cite this paper

APA 7

Wolf, T., Weaver, B., & Steinmetz, E. (2013). Low Cost RF Power Meter. Opus: Research & Creativity (Indiana University – Purdue University Fort Wayne).

MLA 9

Wolf, Tom, et al. “Low Cost RF Power Meter.” Opus: Research & Creativity (Indiana University – Purdue University Fort Wayne), 2013.

Chicago

Wolf, Tom, Brenton Weaver, and Evan Steinmetz. 2013. “Low Cost RF Power Meter.” Opus: Research & Creativity (Indiana University – Purdue University Fort Wayne).

Harvard

Wolf, T., Weaver, B. and Steinmetz, E. (2013) ‘Low Cost RF Power Meter’, Opus: Research & Creativity (Indiana University – Purdue University Fort Wayne).

BibTeX

@article{wolf2013cost,
  title = {{Low Cost RF Power Meter}},
  author = {Wolf, Tom and Weaver, Brenton and Steinmetz, Evan},
  journal = {Opus: Research & Creativity (Indiana University – Purdue University Fort Wayne)},
  year = {2013}
}

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