Category: News
HAM Fair 2025
“Take off to the World of Amateur Radio at Ariake“
Dates: August 23rd (Sat) and 24th (Sun), 2025
Admission Fee: 2,000Yen, JARL Members/Disabled Fee (show membership card or disability certificate): 1,000Yen
Free admission for Youth below 22 …
Topic: EMR Introduction “What is Radio Noise?”
Speaker: Dr. Choi Yong-Seok HL3OB, IARU-R3 EMC/EMR Coordinator
1. What is Radio Noise?
2. Singal to Noise Ratio
3. Noise Temperature
4. Amateur Radio Rig
5. Types of Noise
6. …
Dr John Moriarty (ZL2JPM) ‑June 2025
The invention of the thermometer (Galileo) and the barometer (Torricelli) in the early 1600’s paved the way for mankind to make accurate measurements of temperature and pressure in different places. It might …
IARU Region 3 held its 3rd Workshop on May 31, 2025. The subject was Amateur Radio Satellite, and the speaker was Dr. Wahyudi Hasbi, YB1PRY.
The workshop had over 150 registered participants and was well-attended.
For those of you …



