9M2PJU SWR Calculator

by 9M2PJU · hamradio.my · Tools

Established publisherManifest V3 Free

View in Chrome Web Store Data as of 21 Oct 2026

Calculate SWR values from forward and reflected power.

Users

−5 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#197K

#165K among extensions

Version

1.0

updated 24 Oct 2024

Users

monthly, 2 years

Latest, 21 Oct 2026: 11 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years

Latest, 21 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About 9M2PJU SWR Calculator

Easily calculate your Standing Wave Ratio (SWR) with the 9M2PJU SWR Calculator. This user-friendly tool is designed for amateur radio enthusiasts, helping you determine the efficiency of your antenna system with just a few inputs. If you enjoy using this extension and would like to support its development, consider buying me a coffee! https://www.paypal.com/paypalme/9m2pju Features: Simple Interface: Enter forward and reflected power in watts for quick SWR calculations. Instant Results: Get immediate feedback on your SWR value, allowing you to optimize your setup effortlessly. Modern Design: Enjoy a sleek, dark-themed interface that’s easy on the eyes, perfect for use in any lighting condition. Lightweight and Fast: This extension is lightweight, ensuring a smooth experience without slowing down your browser. How It Works: Input your forward power (in watts). Input your reflected power (in watts). Click on "Calculate SWR" to see your results instantly. Who Can Benefit? Whether you’re a seasoned ham radio operator or just starting, the 9M2PJU SWR Calculator provides valuable insights into your antenna performance, ensuring your setup is efficient and effective. Made for you by 9M2PJU