Originally Posted by Johnsgg1:
...I picked up a Lionel HO version of this tower. Looks and works great but the radio antenna is missing. Does anyone have a spare or know where I might find this Lionel HO part?
You might have to make one.
Use the 140-28 rotating cup(with post ground off) and the 3540-5 antenna assembly, pretty much as Lionel did it. The 140-37 adhesive washer and 140-32 drive washer are the "motion" parts of the assembly.