File:EMP protector - quarter-wave shorting stub.jpg
Jump to navigation
Jump to search
Size of this preview: 753 × 600 pixels. Other resolutions: 301 × 240 pixels | 603 × 480 pixels | 964 × 768 pixels | 1,280 × 1,020 pixels | 2,560 × 2,039 pixels | 2,580 × 2,055 pixels.
Original file (2,580 × 2,055 pixels, file size: 969 KB, MIME type: image/jpeg)
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:17, 24 April 2018 | | 2,580 × 2,055 (969 KB) | commons>Wdwd | == {{int:filedesc}} == {{Information |Description={{en|A lightning EMP protector (surge arrestor) for coaxial cables with a quarter-wave λ/4 shorting stub (QWS) from a Base Transceiver Station (BTS). Since lightning interferences have a relative low frequency spectrum the λ/4 shorting stub act as a short circuit, conducting the lightning current to the ground. This quarter-wave shorting stub has a centre operating frequency of 980 MHz, the stub is approximately 7 cm in... |
File usage
There are no pages that use this file.
