> With electronically controlled delays between elements, it is possible to make an electronically steerable antenna. Multiple current and future radio telesco

> With electronically controlled delays between elements, it is possible to make an electronically steerable antenna. Multiple current and future radio telescopes are using this technique with dipole arrays at low frequencies, including LOFAR[0], the LWA[1], and eventually the SKA[2]. [0] http://lofar.org/ http://lofar.org/ http://link.springer.com/chapter/10.1007/978-3-642-23397-5_33 http://link.springer.com/chapter/10.1007/978-3-642-23397-5_3... [1] http://lwa.phys.unm.edu/abouthome.html http://lwa.phys.unm.edu/abouthome.html [2] https://www.skatelescope.org/ https://www.skatelescope.org/