Accessories are critical for optimizing ham radio performance, reliability and user experience. From beginners to seasoned ...

Communication radios, often referred to as two-way radios, are indispensable tools in a wide range of industries and everyday ...

Also called a "frequency band." See frequency bands, spectrum, satellite frequency bands and optical bands. (2) A group of frequencies that occur naturally such as the audio spectrum. See audio.

It has been a popular frequency range for many SETI programs. While the Microwave Window is a “cosmic quiet zone” the existence of the radio emission lines marking the Water Hole illustrates a problem ...

The friend’s radio didn’t come with a frequency display ... Because the radio has a very large range of operation, [Todd] will need to add external component to facilitate this.

Turn your Raspberry Pi into a powerful SDR platform with CaribouLite. Explore radio frequencies, decode signals, and optimize ...

a high frequency alternator capable of generating hundreds of kilowatts in the VLF radio frequency range. There is one operational Alexanderson alternator remaining in the world at the Varberg ...

If you experience this, you should see a doctor right away. Humans can hear sounds in the frequency range between about 20 Hz to 20,000 Hz. Babies may be able to hear frequencies above this range.