The AH-64E (AH-64D Block İ) is an upgraded version of the original AH-64A, which was developed for the US Army, to replace the AH-1 Cobra. The Apache .
The AH-64E (AH-64D Block İ) is an upgraded version of the original AH-64A, which was developed for the US Army, to replace the AH-1 Cobra. The Apache .
US Army RDECOM - AH-64E Apache Guardian Attack Helicopter Technology Upgrades & Improvements [720p]
Beginning in the late 1980s, the US Army planned a series of upgrades to its AH-64A fleet. The major upgrade is centred around the Northrop Grumman APG-78 .