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What is DCF signal?
Jan , 15 2021
Introduction of DCF Code The flingDCF transmission tower and spare transmission tower are located in Mainen (latitude: 50°01' N, longitude: 09°00' E), about 25km southeast of Frankfurt. Since 1959, DCF77 has served as a standard frequency. Since 1973, time and date information has been added. The DCF transmission power is 50kW and the transmission frequency is 77.5kHz. The DCF signal is tran...
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What is Electromagnetic Waves&How do electromagnetic waves travel?
Jan , 15 2021
Many people have questions about the relationship between electromagnetic wave frequency (wavelength) and signal coverage. Some people say that the higher the frequency of electromagnetic waves, the weaker the penetration, so the coverage is poor. So some people ask, X-rays and γ-rays are high in frequency, aren't they used for medical photography and metal equipment flaw detection? Some people ha...
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