Physical Modifications:
Ju 290 with a single tail like the Ju 252 or He 177
Ju 290 with tricycle gear via longer nose. Need to figure where is the C of G is?
Jet pods on wings aka KC-97
Turbo Props
Roles:
Early AEW like the Shackleton or EC-121.
Airborne Controller similar to AWACS
Images:
![](http://www.airwar1946.nl/whif/images/ju290_01.jpg)
![](http://1000aircraftphotos.com/Contributions/Braas/11502.jpg)
![](http://animationstudiotoronto.com/wp-content/uploads/2013/01/Ju390_1.jpg)