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en:hardware:antennas:e-field [2018/08/10 21:50]
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en:hardware:antennas:e-field [2018/08/24 22:30] (current)
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-====== ​Antennas for the E-field ====== +====== ​The electric antenna (E-Field) ​====== 
-original source((Documentation System RED, chapter 4.1.4[[http://​en.blitzortung.org/​Compendium/​Documentations/​Documentation_2014-05-11_Red_PCB_10.4_PCB_12.3_PCB_13.1_PCB_14.1.pdf|Documentation System ​Red]]))+original source(([[http://​en.blitzortung.org/​Compendium/​Documentations/​Documentation_2014-05-11_Red_PCB_10.4_PCB_12.3_PCB_13.1_PCB_14.1.pdf|Documentation System ​RED]], chapter 4.1.4)) ​ (([[https://​docs.google.com/​document/​d/​1KzPZJW0ErInFtfTCmhNhSZTOpg6N2bgZDyIxkh_DRVs/​pub?​1532944531#​h.iubpod4vxyrx|Documentation System BLUE]], chapter 5.1))
  
-An E-field antenna is sensitive to the electric component of the electromagnetic wave. As already+The “E-Field antenna” is a **PROBE**, a high impedance sensor that detects changes in the electric field between ground and atmosphere.  
 +The electric field is the electric component of the electromagnetic wave. As already
 mentioned above, the electric field of the radio waves emitted by cloud-to-ground lightning discharges mentioned above, the electric field of the radio waves emitted by cloud-to-ground lightning discharges
 is mainly oriented vertically. That is, in the simplest case, the e-field antenna is a vertical wire. Such is mainly oriented vertically. That is, in the simplest case, the e-field antenna is a vertical wire. Such
-a wire is directly connected to the input of Pre-Amplifier 14, which is particularly designed for E-field+a wire is directly connected to the input of Pre-Amplifier 14.x (System RED) respective pre-amplifier 17.x (System Blue), which is particularly designed for E-field
 antennas, see Figure 24. antennas, see Figure 24.
  
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 Figure 24: An example of an E-field antenna Figure 24: An example of an E-field antenna
 +
 +Use the build-in antenna (only System Blue), or a piece of wire, 10cm is fine, 1-2,​5mm²).\\
 +It should be placed high and far away from electrical installations.\\
 +Connect the pre-amplifier to Controller via 75 Ohm coax cable (TV) and F-Plug\\
 +The E-field antenna is omnidirectional,​ and we use only one.
 +
 +{{:​en:​hardware:​antennas:​pasted_image_0.png?​72x309|}} {{:​en:​hardware:​antennas:​efield_delandec_s.jpg?​218x309|}} {{:​en:​hardware:​antennas:​e-field3.png?​153x309|}} {{:​en:​hardware:​antennas:​e-field4.png?​220x309|}}
  
 The advantages of an e-field antenna are the following: The advantages of an e-field antenna are the following: