The E-2 Hawkeye is the US Navy's airborne radar aircraft.  Outside of NAS Oceana, an E-2 demo is very rare.
The 2003, 2004 and 2005 NAS Oceana airshows featured E-2 demonstrations.  It is the only show where I have seen an E-2 demonstration.
A few more E-2 shots from various shows.
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