air
avionics
4. Installation Overview
Ensure that the antenna cable is routed away from the antenna in an orthogonal way.
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FLARM B EXTERIOR
ANTENNA
FLARM A EXTERIOR
ANTENNA
AIRCRAFT TRANSPONDER ANTENNA
If the fuselage is not made of metal, the antenna has to be mounted on a conductive surface of
at least 20cm in diameter. Always install FLARM antennas vertically
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Figure 4.3.: External antenna (dual FLARM antenna setup)
Figure 4.4.: External antenna reception/radiation pattern
4.4.3 1090 MHz Antennas
Transponder and ADS-B signals are sent with a high output power. Therefore, even in
suboptimal antenna installations good reception ranges can be achieved.
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Installation Manual
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rev. 4.0
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2020/01/09
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