Omnidirectional antenna ZZ81 for 80 MHz band

The ZZ81 base antenna is an omnidirectional antenna designed for the 70-84 MHz band. The antenna is welded from aluminum alloy and protected by varnish. The antenna gain is 2 dBd, which corresponds to 4.15 dBi.  For lightning protection, it is protected by a galvanic connection to the mast. The beam angle in the H plane is  180 °, the beam angle in the plane E is  100 °.  ZZ series antennas are durable, reliable and used in hundreds of applications.

Všesměrová anténa pro pásmo 80 MHz ZZ81

Antenna ZZ81 technical parameters


Frequency band (MHz) 70 – 84 MHz
Gain (dBd) 2
Radiation angle in the H – plane 180 °
Radiation angle in the E – plane 10 °
Anteroposterior ratio 5 dB
Standing wave voltage factor <1,5
Nominal impedance 50 Ohm
Polarization vertical
Maximum performance 1000 W
Dimensions 1950 x 1300 x 80 mm
Connector N
Weight2.3 4 kg
Wind resistance 150 km / h

Radiation diagrams of antenna ZZ81

Vyzařovací diagram antény ZZ81 v rovině H


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