---
title: Venable Instruments Blog (4)
description: Insights and perspective about testing and measurements using Frequency Response Analyzers from Venable Instruments.  Topics include feedback loops, phase and gain margins, load impedance, stability and bode plots.  (4)
---

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# Our Blog

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*By Rajab Legnain - July 26, 2022*

#### Deep Dive Exporting Data - Stability Analysis

Rajab Legnain covers off on exporting data from Stability Analysis for use in Excel, Matlab or...

[Read More](https://www.venableinstruments.com/blog/exporting-data)

![iStock-157336072](https://www.venableinstruments.com/hs-fs/hubfs/Web%20Images/iStock-157336072.jpg?width=150&name=iStock-157336072.jpg)

#### Distributed Power: What Causes These Systems to Oscillate

Distributed power systems can oscillate, especially when driving one power supply with another power supply. Download this white paper to learn what causes distributed power systems to oscillate and how you can prevent oscillation.

[![Download White Paper](https://hubspot-no-cache-na2-prod.s3.amazonaws.com/cta/default/4867466/c465cf6b-2e2f-4e22-815a-9cfde777e54f.png)](https://hubspot-cta-redirect-na2-prod.s3.amazonaws.com/cta/redirect/4867466/c465cf6b-2e2f-4e22-815a-9cfde777e54f)

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*By Michael Gray - July 26, 2022*

#### Measuring the Power Supply Rejection Ratio

](https://www.venableinstruments.com/blog/measuring-the-power-supply-rejection-ratio)

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*By Michael Gray - January 24, 2022*

#### Low Entropy Expressions and Doing the Algebra on the Circuit Diagram

](https://www.venableinstruments.com/blog/low-entropy-expressions)

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*By Michael Gray - January 04, 2022*

#### Introduction to the Extra Element Theorem

](https://www.venableinstruments.com/blog/extra-element-theorem)

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*By Rajab Legnain - October 11, 2021*

#### How to Use the Servo Function

](https://www.venableinstruments.com/blog/servo-loop)

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*By Ford Mays - September 21, 2021*

#### When to Use a Bode Box Injection/Isolation Transformer

](https://www.venableinstruments.com/blog/when-to-use-a-bode-box)

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*By Derek L Smith PhD, Consultant - July 13, 2021*

#### Significance of Kelvin Measurement in Electrochemical Device Testing

](https://www.venableinstruments.com/blog/kelvin-measurement)

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#### About Venable

Venable provides scalable energy storage and power systems test solutions for precise voltage, current, and frequency measurements, partnering with engineers to ensure battery and power systems around the world will meet stringent field performance demands. 

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[![Venable Training - Stabilizing Power Supply Control Loops](https://www.venableinstruments.com/hubfs/Venable%20Training%20Front%20Image.jpg)

**Venable Training - Stabilizing Power Supply Control Loops**

 20 August 2025 

](https://www.venableinstruments.com/blog/stabilizing-power-supply-control-loops) [![The Ins and Outs of System Level Input/Output Impedance Measurements](https://www.venableinstruments.com/hubfs/Imput%20Impedance%20Test%20Set%20UP.jpg)

**The Ins and Outs of System Level Input/Output Impedance Measurements**

 23 June 2025 

](https://www.venableinstruments.com/blog/impedance-measurements)

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Venable Instruments

8656 SH 71 West   
Cuesta Centre, Building E  
Austin, TX 78735  
Office: 512-949-3100  
Fax: 512-949-3151