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That aircraft was destroyed in June 1964 when a welding incident in the garage caused a fire. The aircraft had accumulated 145 hours of flight testing by then, and his wife persuaded Dyke to build an improved version as the Dyke JD-2 Delta. [4] Its first flight was on 18 July 1966, [5] and across 40 years it accumulated over two thousand flight ...
AAR control stand on an EMD DDA40X; Other EMD models are similar. A control stand is a diesel-electric locomotive subsystem which integrates engine functional controls and brake functional controls, [1] whereby all functional controls are "at hand" (within reach of the locomotive engineer from their customary seating position, facing forward at all times). [2]
The DFS 40 was a tailless research aircraft designed by Alexander Lippisch as the Delta V in 1937. [1] The DFS 40 was a more advanced design than the previous DFS 39 ( Delta IV ), and was built for comparison with that aircraft.
The SCR-694 is a portable high frequency two way radio set that was used by the U.S. military during World War II. The SCR-694 provides transmission and reception of AM radiotelephony and MCW or CW radiotelegraphy within the frequency range of 3.800 to 6.500 MHz .
Delta (/ ˈ d ɛ l t ə /; [1] uppercase Δ, lowercase δ; Greek: δέλτα, délta, ) [2] is the fourth letter of the Greek alphabet. In the system of Greek numerals , it has a value of four. It was derived from the Phoenician letter dalet 𐤃. [ 3 ]
Mission Delta 4 (MD4) is a United States Space Force unit responsible for providing strategic and theater missile warning and tracking to the United States and its international partners. It operates three constellations of Overhead Persistent Infrared (OPIR) satellites and two types of Ground-Based Radars (GBRs) for the purpose of conducting ...
On 7 October 2023, a large escalation of the Gaza–Israel conflict began with a coordinated offensive by multiple Palestinian militant groups against Israel.A number of countries, including many of Israel's Western allies, such as the United States and a number of European countries, condemned the attacks by Hamas, expressed solidarity for Israel and stated that Israel has a right to defend ...
Interstate 694 (I-694) is an east–west auxiliary Interstate Highway located in the Minneapolis–Saint Paul metropolitan area in the US state of Minnesota. The western terminus of the route is at its junction with I-94 , I-494 , and US Highway 52 (US 52) in Maple Grove .