- very low frequency transmitter
- Geophysics: VLF (mine)
Универсальный русско-английский словарь. Академик.ру. 2011.
very low frequency transmitter
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Very low frequency — or VLF refers to radio frequencies (RF) in the range of 3 kHz to 30 kHz. Since there is not much bandwidth in this band of the radio spectrum, only the very simplest signals are used, such as for radio navigation. Also known as the myriameter… … Wikipedia
Low frequency — or LF refers to Radio Frequencies (RF) in the range of 30 kHz ndash;300 kHz. In Europe, and parts of Northern Africa and of Asia, part of the LF spectrum is used for AM broadcast service. In the western hemisphere, its main use is for aircraft… … Wikipedia
Very high frequency — (VHF) is the radio frequency range from 30 MHz to 300 MHz. Frequencies immediately below VHF are denoted High frequency (HF), and the next higher frequencies are known as Ultra high frequency (UHF). The frequency allocation is done by ITU. Common … Wikipedia
Extremely low frequency — (ELF) is the band of radio frequencies from 3 to 30 Hz. ELF was used by the US Navy and Soviet/Russian Navy to communicate with submerged submarines.ExplanationBecause of the electrical conductivity of salt water, submarines are shielded from… … Wikipedia
Extremely Low Frequency — (kurz ELF, dt. „Niederfrequenzbereich“) bzw. extrem niedrige Frequenz bezeichnet elektromagnetische Felder oder Wellen mit extrem niedrigen Frequenzen von 3 bis 30 Hz (Wellenlänge: 100.000 km bis 10.000 km; nicht zu verwechseln mit … Deutsch Wikipedia
Transmitter — For biologic transmitters, see transmitter substance. Commercial FM broadcasting transmitter at radio station WDET FM, Wayne State University, Detroit, USA. It broadcasts at 101.9 MHz with a radiated power of 48 kW. In electronics and… … Wikipedia
Low-power broadcasting — Contents 1 United States 1.1 FM radio 1.1.1 LPFM classes 1.1.2 … Wikipedia
Very minimum-shift keying — VMSK, for Very Minimum Shift Keying modulation, is one of several digital modulation methods claimed to send high speed digital data through very low bandwidth (or narrowband) channels. A typical claim is a data rate of 6 Mbit/s in a bandwidth of … Wikipedia
High Frequency Active Auroral Research Program — HAARP is often confused with Project HARP, the High Altitude Research Project (a joint project of The Pentagon and the Canadian Department of National Defence).The High Frequency Active Auroral Research Program (HAARP) is an investigation project … Wikipedia
VLF Transmitter Cutler — Closeup of a few of the antenna towers of the Cutler VLF Transmitter. The VLF Transmitter Cutler is the United States Navy s very low frequency (VLF) station at Cutler, Maine. The station provides one way communication to the United States… … Wikipedia
Lualualei VLF transmitter — architect= main contractor=US Navyarchitect= main contractor=US NavyVLF transmitter Lualualei is a facility of the United States Navy near Lualualei, Hawaii transmitting orders to submerged submarines in the very low frequency (VLF) range. VLF… … Wikipedia
