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  2. Mellophone - Wikipedia

    en.wikipedia.org/wiki/Mellophone

    Mellophone fingerings are the same as the trumpet. [3] It is typically pitched lower, in the key of F or E ♭. The overtone series of the F mellophone is an octave above that of the F horn. The tubing length of a mellophone is the same as that of the F-alto (high) single horn or the F-alto (high) branch of a triple horn or double-descant horn.

  3. Piping and instrumentation diagram - Wikipedia

    en.wikipedia.org/wiki/Piping_and_instrumentation...

    Piping and instrumentation diagram of pump with storage tank. Symbols according to EN ISO 10628 and EN 62424. A more complex example of a P&ID. A piping and instrumentation diagram (P&ID) is defined as follows: A diagram which shows the interconnection of process equipment and the instrumentation used to control the process.

  4. Organ flue pipe scaling - Wikipedia

    en.wikipedia.org/wiki/Organ_flue_pipe_scaling

    The sound of an organ pipe is made up of a set of harmonics formed by acoustic resonance, with wavelengths that are fractions of the length of the pipe.There are nodes of stationary air, and antinodes of moving air, two of which will be the two ends of an open-ended organ-pipe (the mouth, and the open end at the top). [1]

  5. File:PRINCE2 Process Model Diagram.pdf - Wikipedia

    en.wikipedia.org/wiki/File:PRINCE2_Process_Model...

    Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.

  6. Tube drawing - Wikipedia

    en.wikipedia.org/wiki/Tube_drawing

    Tube sinking, also known as free tube drawing, reduces the diameter of the tube without a mandrel inside the tube. The inner diameter is determined by the inner and outer diameter of the stock tube, the outer diameter of the final product, the length of the die landing, the amount of back tension, and the friction between the tube and the die. [3]

  7. Flugelhorn - Wikipedia

    en.wikipedia.org/wiki/Flugelhorn

    The flugelhorn (/ ˈ f l uː ɡ əl h ɔːr n /), also spelled fluegelhorn, flugel horn, or flügelhorn, is a brass instrument that resembles the trumpet and cornet, but has a wider, more conical bore. [1]

  8. Water key - Wikipedia

    en.wikipedia.org/wiki/Water_key

    Without such valves it would be necessary to upend the instrument to clear the tubing and sound path, to avoid popping that occurs when the player's breath bubbles through fluid that is blocking its path. During inhalation, warm breath in the upper airways becomes saturated with water. In exhalation much of it is recovered, re-coating the ...

  9. List of E-flat instruments - Wikipedia

    en.wikipedia.org/wiki/List_of_E-flat_instruments

    Mellophone; Alto trombone; Vocal horn (cornet with an upward-facing bell) Duplex horn (Gemelli) pitched in E ♭ Tenor horn (with a forward-facing bell) Tenor ventil horn pitched in E ♭ (an early horn that was one of the first to use valves) Over the shoulder bass horn pitched in E ♭ Solo Horn, an Alto Horn wrapped like a Cornet with ...