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Omnidirectional reception of vertically and horizontally polarized signals
Antennas HF – VHF / UHF – SHF Edition 2020 / 2021 - Catalog
Monitoring on up to 10 000 channels with different parameter settings
13-Jul-2012
In this application note the fundamental working principles of active antennas are asserted and it is described what makes them different compared to passive antennas. Furthermore the important parameters relating to active antennas are explained and typical system applications are discussed - including a comparison with passive antenna solutions and a chapter explicitly dealing with radio monitoring in the HF frequency range.
03-Feb-2016 | AN-No. 8GE02
For more than a century, mankind has been increasing its use of the frequency spectrum. Authorities, who have been managing this spectrum, consequently require enhanced and extended spectrum monitoring capabilities.