---
title: Insights from Venable's Vault (2)
description: A collection of key papers, course material, and documentation notes from Dr. Middlebrook and H. Dean Venable. (2)
---

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# Venable Vault

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*By Dr. R. D. Middlebrook - October 22, 2019*

#### Measurement of Loop Gain in Feedback Systems

Dr. R. D. Middlebrook

[Read More](https://www.venableinstruments.com/venable-vault/measurement-of-loop-gain-in-feedback-systems)

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#### Venable Vault

Content from H. Dean Venable and Dr. R. David Middlebrook

to further education and research.  This content may not be used commercially 

[

*By H. Dean Venable - October 22, 2019*

#### K Factor: A New Mathematical Tool for Stability Analysis and Synthesis

](https://www.venableinstruments.com/venable-vault/k-factor-a-new-mathematical-tool-for-stability-analysis-and-synthesis)

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**Low-Entropy Expressions: The Key to Design-Oriented Analysis**

 20 January 2022 

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**The Two Extra Element Theorem**

 04 January 2022 

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