Understanding ARRL’s Clean Signal Initiative: What It Means for Every HF Operator
If you have spent any time on the HF bands, you have probably noticed the…
Why Do Japan’s APRS-IS Servers Run on FreeBSD? A Deep Dive Into status.aprs2.net
Introduction: What Is APRS-IS and Why Does The OS Matter? If you open https://status.aprs2.net/ right…
How FreeBSD and Ham Radio Still Shape the Future of Wireless Communication
A deep dive into Diane Bruce VA3DB’s “Amateur Radio and FreeBSD” from FreeBSD Journal July/August…
What’s Buzzing on the Bands? 4 Massive Ham Radio Trends Hitting 2026
If you have spun the VFO dial lately or checked out the latest field activations,…
Malaysia’s License-Free Walkie Talkie Frequencies: The 2025 MCMC Update You Need to Know
If you use walkie talkies for convoys, hiking, events, or work sites in Malaysia, the…
Tracking HamRadio.my Projects Uptime with uptime.hamradio.my
If you use any tools or services by 9M2PJU, there’s one link you should bookmark: https://uptime.hamradio.my/status/9m2pju…
APRS.world: The Browser-Based APRS Map That’s Changing How Hams See the World
If you are in amateur radio, you know APRS. Automatic Packet Reporting System lets us…
Why CW and Morse Code Still Thrive in Amateur Radio in 2026: Data, Physics and Practice
Introduction In an era of FT8, satellites, and 5G, the oldest digital mode still accounts…
The Net Control Station’s Secret Weapon: How NetControl.app Is Changing the Way Hams Run Nets
If you've ever sat behind the mic as net control, you know the drill. You…
The TIDRADIO TD-H9 in Black: A Deep Dive into the Most Feature-Packed Handheld Radio Under $70
When it comes to handheld radios, the market is flooded with options that promise the…
Beyond the VPN: The Deep Engineering of Tailscale vs. Twingate
The traditional VPN is a centralized bottleneck. If your server is in New York and…
What is NextDNS?
For anyone serious about privacy, speed, and security, the "Modern DNS" debate usually boils down…
Transforming Your Old Raspberry Pi into a Smart Home Hub with DietPi
Do you have an old Raspberry Pi gathering dust? Instead of letting it go to…
9M2PJU Amateur Radio Contesting Clock
Precision Timing and Propagation Intelligence for Modern Ham Radio Operators When every second counts in…
9M2PJU PRO SIGNAL
Professional Terrain-Aware RF Coverage for Amateur Radio Operators Understanding how far your signal truly reaches…
9M2PJU APRS Web Messenger
Real-Time APRS Messaging, Reimagined for the Modern Operator APRS has long been a powerful communication…
9M2PJU-6 APRS Malaysia Callsign Bot
Instant Callsign Intelligence Over APRS Finding accurate callsign information during on-air operations shouldn’t require a…
APRSMY APRS Net
Amateur radio has always been about more than just voice—it’s an evolving ecosystem of data…
9M2PJU NCS Dashboard
A High-Performance Digital Control Center for Amateur Radio Nets Running an amateur radio net—whether weekly,…
Never Miss a Signal: Synchronize Your Schedule with MY-HamCal
In the fast-paced world of amateur radio, timing is everything. Whether it’s a weekend contest,…
Strengthening the Connection: Discover the New MY-Callbook
For amateur radio operators, the callsign is more than just an ID—it’s a gateway to…
Navigating the Noise: Wisdom for Dealing with the “Willfully Ignorant”
We’ve all been there. You’re engaging in a discussion, perhaps about technical standards, community ethics,…
The Art of Not Engaging: Why You Should Stop Arguing with Irrational People
There is a blunt but brilliant Malay saying that goes: "Jangan buang masa berdebat dengan…
Why Mumble is the Best Kept Secret for Amateur Radio and Privacy-Conscious Civilians
In an era dominated by Discord, Zoom, and WhatsApp, it’s easy to overlook the tools…
QTH.app – Finally a proper APRS client for macOS?
I recently came across a new software for Mac users called QTH.app. If you use…
The Silent Sentinel: Why APRS is the Ultimate Digital Lifeline When the Grid Fails
Imagine a scenario: A hurricane has made landfall, or a massive wildfire has severed fiber…
The Invisible Web: Understanding the Amateur Radio DX Cluster
If you are a DXer (a hunter of long-distance contacts), the "Cluster" is likely your…
Happy New Year 2026
Wishing everyone a safe, prosperous, and happy new year! May 2026 bring you clear frequencies…