As opposed to Trail GCAs using SLA-3C PAR, where the Mirage AI was a harmonic of the GCA and completely screwed the display!!
The Mirage guys had some great techniques, though. I was in Local when they recovered 32+2 from a flypast at KL... 4-ships all spacing themselves on AI, including 1-mile trail downwind after the break. “Magpie 18, clear to land in turn, 7 ahead and 6 on ... “ <phew>