This adapter allows you to connect a standard double jacks aviation headset Pj Pj-055-068 (aviation standard) on an helicopter intercom with jack NATO U.S. standard that do not require impedance change.
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Adapt your general aviation headset to an helicopter intercom - with NO impedence CHANGE - with this simple robust adapter.
This adapter allows you to connect 2 Jacks Aviation General (microphone jack and headset Pj-055-Pj068) by converting them into a U.S. NATO Helicopter male standard (Nexus style U174 male)
This rugged adapter eliminates the need to buy a new headset, saving you money and extend the versatility of your flight aviation headset with two general aviation jacks.
Check the impedance of the microphone on your headset, it may be that there is incompatibility with some radios, and it is then necessary to use an adapter with impedance modifier.