Lanun Di 145.500 MHz
Pirates on amateur radio 2m bands. Recorded by 9W2CEH from his QTH in Bangi, Selangor,…
The Basics of VHF and UHF Signal Propagation
The Electromagnetic Spectrum - The electromagnetic spectrum is a continuum of all electromagnetic waves arranged…
IEEE 802.22 Akan Menggunakan frekuensi TV VHF dan UHF
The IEEE has recently released the new 802.22 standard for Wireless Regional Area Network (WRAN)…
Updated Malaysia Ham Repeaters Garmin POI
Newly and updated Garmin POI for amateur radio repeaters in Malaysia available for download. Kindly…
Duplexer
A duplexer is a device that allows bi-directional (duplex) communication over a single channel. In…
What Is Cavity Filter
Cavity filters are the basic circuitry behind a Duplexer and are sharply tuned resonant circuit…
Radio Propagation
Radio propagation is the behavior of radio waves when they are transmitted, or propagated from…
World Amateur Radio Day
Each year on 18 April, radio amateurs celebrate World Amateur Radio Day. On that day…
Specialized Interests and modes In Amateur Radio
While many hams simply enjoy talking to friends, others pursue a wide variety of specialized…
Browse The Internet With D-STAR Radio
http://en.wikipedia.org/wiki/D-STAR http://www.dstarusers.org/ http://www.dstarinfo.com/ p/s: thanks to N7ICE for the demonstration.
Garmin’s POI For Malaysia Amateur Radio Repeaters From 9W2PJU
From previous post http://9w2pju.hamradio.my/2009/10/marts-and-astra-repeaters-poi-file-by.htmlNewer Garmin Custom POI now available for downloadlink
Diana Eng ( KC2UHB ) Satellite Contact
How to work with satellites by KC2UHBclick play to listen the recorded audio
Basic Antennas Lesson
download
Between Amateur Radio Of Malaysia And United States
Technician Class License. You can get an entry level Amateur Radio Technician license by passing…
Aurora – What Makes Them Happen ?
Before we can understand auroras, we need a few facts about the space around our…
Yagi Calculator by John Drew VK5DJ
Yagi Calculator is a Windows program (also runs well on Linux - Ubuntu 8.10 under…
My New 146Mhz Slim Jim Antenna
I have successfully made an antenna for my daily use using slim jim diagram for…
Standard Radio System Plan – REQUIREMENTS FOR AMATEUR SERVICE OPERATING IN THE FREQUENCY BAND FROM 144 MHz TO 148 MHz
This Standard Radio System Plan (SRSP) states the requirements for the utilisation of the frequency…