You may want to look at the 8FGA Super with an R6208SB receiver, the prices on these are great at Tower at $479 and with any applicable discount will be even lower.
For the price of an 8 channel radio you'll be getting 14 channels with S-Bus capabilities, online updates, and much more.
Sincerely,
Krysta
Product Development & Support Specialist
Futaba Service Center USA
[email protected]