Correction [to "reflector antenna distortion compensation using sub-reflectarrays: simulations and experimental demonstration"]

In the contribution to the June issue's AMTA Corner by Harish Rajagopalan, Shenheng Xu, and Yahya Rahmat- Samii, "Reflector Antenna Distortion Compensation Using Sub-Refl ectarrays: Simulations and Experimental Demonstration" (ibid., vol 54, no 3, June 2012, pp. 235-246), Figure 3a did not contain all of the intended information. The correct fi gure is reproduced here.