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Samples of Radio Interference

Digital High-Frequency Communications

Many services, such as news organizations, governmental agencies, and commercial ventures have data communications links that use the high-frequency (shortwave) portion of the radio spectrum. Some of these operate near the frequencies covered by the Radio JOVE receiver.

  • Digital HF Communications (Click on the speaker to play the audio sample.)

Local Interference

Nearby electrical and mechanical devices can cause radio interference that will be picked up by a Radio JOVE receiver. Failing power line transformers, building ventilation equipment, and fluorescent lighting are just a few of the sources of such interference.

  • Local Interference (Click on the speaker to play the audio sample.)

Radio Broadcast Stations

The high-frequency (shortwave) radio spectrum is used for long-distance radio broadcasting. You may occasionally hear foreign or religious stations with the Radio JOVE receiver. The sample below is from the NIST time and frequency standard station, WWV, broadcasting at 20 MHz.

  • WWV (Click on the speaker to play the audio sample.)

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