---
title: "Discussion on \"Antenna Gain Is Not Extra Power — It Is a Tradeoff Engineers Must Check\" | Hashnode"
description: "Discussion on \"Antenna Gain Is Not Extra Power — It Is a Tradeoff Engineers Must Check\". A practical guide to calculating antenna gain from directivity and efficiency, converting dBi to dBd, and avoiding misleading RF comparisons."
url: "https://hashnode.com/posts/antenna-gain-is-not-extra-power-it-is-a-tradeoff-engineers-must-check/6a24415346c4a7be572c3cec"
---

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# [Antenna Gain Is Not Extra Power — It Is a Tradeoff Engineers Must Check](https://calcengineer.hashnode.dev/antenna-gain-is-not-extra-power-it-is-a-tradeoff-engineers-must-check?utm_source=hashnode&utm_medium=feed)

A practical guide to calculating antenna gain from directivity and efficiency, converting dBi to dBd, and avoiding misleading RF comparisons.

Jun 6 · 5 min read · calcengineer.hashnode.dev  
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-   [#electrical-engineering](https://hashnode.com/tag/electrical-engineering)
-   [#electric](https://hashnode.com/tag/electric)

## Written by

[Evgenii Konkin](https://hashnode.com/@evgeniikonkin)

@evgeniikonkin · Los Angeles, USA

  
[View profile](https://hashnode.com/@evgeniikonkin)

Civil & Mechanical Engineer · Building engineering calculators at calcengineer.com

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