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The Pentacon Six mount (commonly abbreviated to P6, or Б in Cyrillic) is a breech-lock bayonet lens mount originally used by several medium format single-lens reflex cameras from East Germany. The lens mount was originally designed by Carl Zeiss Jena and Kamera Werkstätten (KW) for the Praktisix camera.
Havells India Limited is an Indian multinational electrical equipment company, based in Noida.The company manufactures home appliances, lighting for domestic, commercial and industrial applications, LED lighting, fans, modular switches and wiring accessories, water heaters, industrial and domestic circuit protection switchgear, industrial and domestic cables and wires, induction motors, and ...
Battery types such as the 9-volt have snap-on contacts. Battery holders for zinc-air batteries must not be completely air-tight since approximately 1 litre of air is required per ampere-hour of discharge per cell. The battery holder may include a valve integrated with the device power switch to allow air to be admitted when the device is ...
A difficulty with forced air fan cooling in rack equipment is that fans can fail due to age or dust. The fans themselves can be difficult to replace. In the case of network equipment, it may be necessary to unplug 50 or more cables from the device, remove the device from the rack, and then disassemble the device chassis to replace the fans.
It is now common to see DE-9 connectors sold as DB-9 connectors. DB-9 nearly always refers to a 9-pin connector with an E-size shell. The non-standard 23-pin D-sub connectors for external floppy drives and video output on most of the Amiga computers are usually labeled DB-23, even though their shell size is two pins smaller than ordinary DB ...
Battery technology has greatly improved over the past 20 years, broadening the scope of use of battery trains, moving away from limited niche applications. Vivarail in the United Kingdom claim their trains have a range of 100 miles (160 km) on only battery power, with a 10-minute charging time. [ 1 ]
The DB Class 101 is a class of three-phase electric locomotives built by Adtranz and operated by DB Fernverkehr in Germany. 145 locomotives were built between 1996 and 1999 to replace the 30-year-old and aging Class 103 as the flagship of the Deutsche Bahn, primarily hauling Intercity services. As of 2024, this series is currently being retired ...
In Turkish land forces service, the 300 mm TRG-300 Tiger MBRL system provides long range fire support. The TRG-300 Tiger MBRLS consists of two key parts: The launcher system (T-300) and the rocket, TRG-300. The T-300 MBRL is based on the German MAN Diesel (6×6) 26.372 10t cross-country truck chassis. Combat weight, complete with four rockets ...