This mix of fun, public service, friendship and convenience is the main feature of amateur radio. The true origin of the term "ham" seems to have been lost, but there are several theories. It may simply be a shortcut way of saying the first syllable of "amateur radio." Hams start out...
HAM Radio Secret Frequencies You Should Know About May 5, 2025 Worst States to Be in When the Economy Collapses April 29, 2025 Best Prepper Books – 9 Books To Survive ANY Crisis! April 22, 2025 Cheap Items That Could Save Your Life During an EMP April 14, 2025 Prev Next Prepared...
You will find out what frequencies are used for RC toys, what the different components are and how they all work together. You will also learn what the difference between radio control and remote control is when talking about toys or models. Types of RC Toys RC toys come in a large ...
Long story short, during on of our weekly SKYPE conference calls, I asked my friendGeorge Ure(ham radio call sign AC7X) to help Shelly (aka the Survival Husband) and I to set up our 2-meter Baofeng ham radios which had been sitting on the shelf gathering dust. Just to be clear, it...
Radio transmitter -- changed the tone of its beeps to match temperature changes Nitrogen gas -- pressurized the interior of the satellite On the outside of Sputnik, four whip antennas transmitted on shortwave frequencies above and below what is today's citizens-band (27 megahertz). Tracking stat...
You sent the XML files to program the RB18 radio. I figured out how to modify XML files for ham radio frequencies. With your help I was able to re-purpose another fine Retevis radio, and learned about XML files, too! Thanks James and Retevis. I will purchase another radio, I’m ...
In stark contrast, no one can trace who is receiving shortwave radio messages. Often, it's hard work even finding the powerful transmitters. Because shortwave broadcasts are so easy to tune into, anyone with a cheap radio can eavesdrop by finding the right frequencies. That includes you. ...
Callingham J. et al. "The population of M dwarfs observed at low radio frequencies," Nature Astronomy, Vol. 5, December 2021.https://doi.org/10.1038/s41550-021-01483-0 NASA, "FAQ: How does the solar cycle affect Earth's climate?"https://www.nasa.gov/mission_pages/sunearth/solar-eve...
The entire collection of waves, across all frequencies, is known as the electromagnetic spectrum. Now consider a wave that falls in a range exactly between 0.001 meters (1 millimeter) and 0.01 meters (10 millimeters). Scientists refer to the energy in this tiny sliver of the electromagnetic ...
If you're a radio enthusiast, you’ve probably heard of Winlink, a global messaging system that uses radio frequencies to send emails, files, weather reports, and even GPS data. Winlink is especially valuable in emergencies or remote locations where traditional internet access might not be avai...