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2. Detuner (engine) - Wikipedia

   en.wikipedia.org/wiki/Detuner_(engine)

   Detuner is a generic term for a jet engine test cell exhaust system muffler. Aircraft jet engine testing facilities typically require a means to vent and dampen the engine exhaust. The engine exhaust flow is "augmented" with a relatively large flow of cooling air induced by a Venturi effect into the exhaust silencing system, so the exhaust ...

3. Muffler - Wikipedia

   en.wikipedia.org/wiki/Muffler

   Silencer (silver) and exhaust pipe on a Ducati motorcycle A silencer cut open to show the insulation, chambers and piping inside the shell. A muffler (North American and Australian English) [1] or silencer (British English) is a device for reducing the noise emitted by the exhaust of an internal combustion engine—especially a noise-deadening device forming part of the exhaust system of an ...

4. Exhaust system - Wikipedia

   en.wikipedia.org/wiki/Exhaust_system

   Exhaust system of the Opel Corsa B 1.2 petrol Exhaust manifold (chrome plated) on a car engine. An exhaust system is used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove. The entire system conveys burnt gases from the engine and includes one or more exhaust pipes. Depending on the overall system ...

5. Transmission loss (duct acoustics) - Wikipedia

   en.wikipedia.org/wiki/Transmission_Loss_(duct...

   Thus, TL equals 20 times the logarithm (to the base 10) of the ratio of the acoustic pressure associated with the incident wave (in the exhaust pipe) and that of the transmitted wave (in the tail pipe), with the two pipes having the same cross-sectional area and the tail pipe terminating anechoically. [1]

6. Silencer (firearms) - Wikipedia

   en.wikipedia.org/wiki/Silencer_(firearms)

   The muffler for internal combustion engines was developed in parallel with the firearm silencer by Maxim in the early 20th century, using many of the same techniques to provide quieter-running engines, and in many English-speaking countries automobile mufflers are called silencers. [10]

7. MTs255 - Wikipedia

   en.wikipedia.org/wiki/MTs255

   The guns are available in 12, 20, 28, and 32 gauge, and .410 bore. [1] At present, it is not commercially available, only parts are available on request. MTs255-12 ( МЦ255-12 ) - police version (for ammunition 12/70 and 12/76), designed for law enforcement and security agencies, is distinguished by accessories made of black plastic, folding ...