1-8GHz Back Cavity Spiral Antenna
1-8GHz Back Cavity Spiral Antenna OBS-1080

1-8GHz Back Cavity Spiral Antenna OBS-1080

The OBS1080 is a compact, moderate gain, moderate VSWR, circularly-polarized cavity-backed spiral antenna designed to transmit and receive in the frequency band of 1.0 GHz to 8.0 GHz.  The antenna exhibits an excellent impedance match and radiation pattern.

It is capable of receiving both linearly polarized signals and a circularly polarized signal.The linear gain (dBil) is about 3 dB lower than the circular gain (dBic).

Model:
Maximum:8


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Part No. OBS1080
Frequency* 1GHz-8GHz
Nominal Gain3 dB -3 Typ~1 Typ16°
VSWR 2.51Maximum2.0:1 Typical
Pattern Directional Bean
3 dB Beamwidth 65°MinimumTypical
10 dB  Beanwidth 120° Typical
Input Impedance 50 Ohms Nominal
Input Connector SMAfemale