Dave, other option is to just buy another 2.4 futaba RX and go with what you know. Servo elevation will still work with a "Y" cable out of the RX and a servo hold/rate reducer.
Just an idea if you don't want to bother or have multiple TX's.
http://dionysusdesign.com/product_in...74bc22aeea59a4
http://www.ebay.com/itm/NEW-Futaba-R...item4d21f9a5a6