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For example, a 2-hour pencil detonator might be accurate to plus or minus 5 minutes, whereas the version offering a 6-hour delay could have a precision of plus or minus 15 minutes. Both No. 9 and No. 10 delays were also significantly affected by the ambient temperature, and were issued along with a chart of temperature corrections—but no ...
The Lewes bomb was a blast-incendiary field expedient explosive device, manufactured by mixing diesel oil and Nobel 808 plastic explosive. It was created by Lieutenant Jock Lewes , one of the original members of L Detachment SAS in 1941.
A time bomb's timing mechanism may be professionally manufactured either separately or as part of the device, or it may be improvised from an ordinary household timer such as a wind-up alarm clock, wrist watch, digital kitchen timer, or notebook computer. The timer can be programmed to count up or count down (usually the latter; as the bomb ...
The Clock was moved to 150 seconds (2 minutes, 30 seconds) in 2017, then forward to 2 minutes to midnight in 2018, and left unchanged in 2019. [6] It was moved forward to 100 seconds (1 minute, 40 seconds) in 2020, [ 7 ] 90 seconds (1 minute, 30 seconds) in 2023, [ 8 ] and 89 seconds (1 minute, 29 seconds) in 2025.
The 13 in (33 cm) watch by Louis Brandt (1892) was the first wristwatch with a minute repeater. The movement was manufactured by Audemars Piguet.. A repeater is a complication in a mechanical watch or clock that chimes the hours and often minutes at the press of a button.
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The Tsar Bomba detonated at 11:32 (or 11:33; USGS earthquake monitors list the event as occurring at 11:33:31 [45]) Moscow Time on 30 October 1961, over the Mityushikha Bay nuclear testing range (Sukhoy Nos Zone C), at a height of 4,200 m (13,780 ft) ASL (4,000 m (13,123 ft) above the target) [10] [32] [41] [Notes 1] By this time the Tu-95V had ...