> Was reading the messages regarding the 602/802a mixer and was wondering if > the mixer could be fed with the balanced audio available at J5 > (aux af out) > on the RF board. If so, what would be the proper way to interface > it? Probably want to buffer it before you pass it out of the case. See the tech articles on the website by Pauli, EA3BLQ. 73, Lyl eKK7P