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ACK E-04 Antenna Installation question

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Gary James

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Dec 25, 2019
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Location
Weatherford, TX
Because it has 2 seats, my S2-E requires an ELT to be legal. I have purchased an ACK E-04 kit. It includes a monopole, dual-frequency whip antenna (P/N E-04.8). My aircraft already has a VHF comm antenna installed on the turtleback just above the baggage bin. The ELT instructions say that the ELT antenna should be mounted a minimum of 1 meter from any vertically polarized comm antenna. This is going to be a problem...

Since the ELT antenna is a dual band with one frequency tuned to 121.5, is there some reason that it can't do "double duty" as a comm antenna in the 118-137 MHz band and simply replace the existing comm antenna?
 

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