I am an electrical engineer I design avionics for Airbus and Boeing I have a radio stack I put together for myself That I want to sell. I am offering as a complete stack here first. If it does not sell I will break it up. It is wired ready to install as a stack. New PMA 6000 audio panel with marker New kx155 with glide slope NewKLN 89b ifr gps Last production with updated screen. Used KLN94 ifr gps in great condition. these 2 are pin for pin compatable and can be interchanged. A Demo use only KT76C Transponder looks absolutely new my favorite transponder. Also new Mid continant MD41 anunciator new KI209A indicator a new sandia encoder. New GPS antannae Note this is all wired ready to install as a stack The avionics shop did not see the KI209A and MD41 and offered me$6000 for it. I said no This may not be the place to sell thisbut I thought I would put it here first. If this is something youwant contact me I would help with the install for your plane