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Amateur Radio, Tech Insights and Product Reviews

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type of modulation
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Understanding Emission Designators for APRS and Digital Modes on 2m and 70cm Bands

9M2PJU July 11, 2025

When working with APRS (Automatic Packet Reporting System), digital modes, or new technologies like LoRa…

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amateur radio callsign ham radio qrz.com
9M2PJU 0 Comments

qrz.sh – A Simple Command-Line QRZ.com Query Tool

For amateur radio operators, QRZ.com is an essential resource for looking up callsigns and obtaining…

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April 16, 2025
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9M2PJU 0 Comments

Disrupting the Digital Battlefield: Mastering the Art of Communications Jamming and Deception

In the modern theater of war, where information flows at the speed of light, control…

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April 4, 2025
electronic support measures
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9M2PJU 1 Comments

Electronic Warfare Terminology: Understanding the Language of Electromagnetic Combat

In the complex world of modern warfare, electronic warfare (EW) has become an essential component…

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April 2, 2025
electronics warfare
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9M2PJU 0 Comments

The Evolution of Electronic Warfare: From Telegraph Tapping to Space-Age Surveillance

Electronic warfare (EW) has evolved alongside the development of communications and sensing technologies, transforming from…

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April 1, 2025
dipole antenna wave
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9M2PJU 0 Comments

Antenna Dimensions Calculator: A Handy Tool for Amateur Radio Enthusiasts

If you're an amateur radio operator, you know that building antennas can be both a…

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March 25, 2025
signal sdr pro
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9M2PJU 0 Comments

SignalSDR Pro: The Compact, High-Performance SDR Solution

In the evolving world of Software-Defined Radio (SDR), having a powerful yet compact device can…

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March 23, 2025
ladder lane
9M2PJU
9M2PJU 0 Comments

Understanding Parallel Circular Conductor Transmission Line Calculations

Transmission lines play a crucial role in radio communications, ensuring efficient signal transfer between antennas…

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March 21, 2025
kiwi SDR
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9M2PJU 0 Comments

Using Cheap Software Defined Radios to Track Drones and Jammers

The rise of drones has brought both opportunities and challenges, particularly in security and surveillance.…

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March 15, 2025
Z1000 transceiver
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9M2PJU 0 Comments

Understanding Transmitter Duty Cycle and Digital Modes

By Mason Turner, AF4MT What is Duty Cycle? In the world of amateur radio, duty…

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March 12, 2025
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9M2PJU 0 Comments

True RMS vs Non-True RMS Measuring Tools: A Deep Dive into Accuracy for Amateur Radio Operators

As amateur radio operators, we depend on precise measurements to ensure the best performance from…

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January 13, 2025

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List of hamradio.my sub domains:

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  20. https://morserunner.hamradio.my
  21. https://los.hamradio.my
  22. https://qsomap.hamradio.my

9M2PJU Google Chrome Extensions:

  1. 9M2PJU Malaysian Ham Radio Callsign Search
  2. 9M2PJU APRS Pass Code Generator
  3. 9M2PJU Watt to dBm Converter
  4. 9M2PJU Ohm's Law Calculator
  5. 9M2PJU Grid Locator Finder
  6. 9M2PJU Dipole Antenna Calculator
  7. 9M2PJU Resonance Calculator
  8. 9M2PJU IPv4 Calculator
  9. 9M2PJU Classic Cipher Tool
  10. 9M2PJU Mils To Degrees Converter
  11. 9M2PJU Islamic Prayer Times
  12. 9M2PJU Easy Recipe Finder
  13. 9M2PJU Drain Calculator
  14. 9M2PJU SWR Calculator
  15. 9M2PJU Quran Verse of the Day
  16. 9M2PJU Enigma Machine Simulator
  17. 9M2PJU Recharge Calculator
  18. 9M2PJU Malaysia Electricity Calculator
  19. 9M2PJU Text To Morse Code Converter
  20. 9M2PJU RSA Key Generator

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