Buzzing Noise After Rain
After a rain, probably you will hear a buzzing noise from your high frequency receiver. Why is this happen? Foul weather (rain, fog, snow and hoar frost) can lead to…
Ham Radio, Fun Facts, Open Source Software, Tech Insights, Product Reviews
After a rain, probably you will hear a buzzing noise from your high frequency receiver. Why is this happen? Foul weather (rain, fog, snow and hoar frost) can lead to…
– a summary or overview of the fascinating hobby of amateur radio or ham radio. Amateur radio is one of the most exciting hobbies today. There are over a million…
For amateur radio operators, linear and switching power supplies are the most common power supplies topologies used today. Linear power supplies have been in the market for many years, while…
1. Why are Switched Mode Power Supplies (SMPS) associated with radio interference? Switched mode power supplies (SMPS) employ high frequency switching and thus, are a source of radio interference, a…
Becoming ham radio operator or amateur radio operator ? First of all, we need to know a lil bit about electrics and electronics. Get a slide from ARRL download