PPS Datasheet - SpeakerLAB srl
Contents
1. A Jao pea 13946 EE A J5 Jo Sea Me ee Ph 26 24 Cavity Width z2 Joao 202 1th Resonant Frequency of Cavity 18 3946 0 25 5 3 3 40 125 SAnS D 225 Major Axis Oncor OANE A OAA EE EAE O A 4 25 63 PPS recognizes also a prefix to a unit To apply a preferred prefix selects the prefix in this listbox SI prefixes yocto 10 Zepto 10 atto 10 femto 10 pico 07 nano 10 micro 109 milli 107 centi 105 d deci 107 da deka 10 h hecto 10 k kilo 107 M mega 10 G giga 10 T tera 10 P peta 107 E exa 10 Z zetta 107 Y yotta 10 y Z a f p n u m c 15 IDATA FORMAT Saved Data Inside Phase Plug Support exe directory path the software automatically creates the database Phase Plug db and putting inside all saved designs When saving the design PPS generates a directory with the name you selected If you don t type any name for a design PPS save the files Last routed in the Last Routed directory This operation is useful in File Modifica Visuali case of forget to type a name or due to fortuity button E pressing y gt Indirizzo C Docur gt Vai Each directory inside Phase Plug db appears with this style Nome Tipo 0 Documento di testo a phase plug with 7 rings 0 N are 2D design text files with this format q X X A 7 3 N Number of phase plug rings x 2 1 J5 DT E a 6 Documen2. temperature values range could be about 310 330 K for Professional applications a range about 330 360 K Flare Constant is the degree of hyperbolic expansion ka 5 A If Flare Constant 0 the expansion is Catenoid If Flare Constant 1 the expansion is purely Exponential If Flare Constant lt 1 the expansion is Hyperbolic Cosine If Flare Constant gt 1 the expansion is Hyperbolic Sine If Flare Constant tends to 00 the expansion 1s Conic LF Cut Off is the lower crossover frequency Internal Lom 9 E E E 7 a 36 E 4 3 2 Throat area l 147 958 mm 2 Mouth Area l 506 707 mm 2 Compression Ratio f 13 946 Sample X Samples X is the quantity of segments to split the total phase plug length yl i Driver exit OD 11 Target throat area is obtained in COMPRESSION RATIO TAB To achieve target Compression Ratio value setting Width of Ring n array to obtain a value of Rings throat area next to Target throat area File Edit Number of Rings Delimiter Help DOME amp RINGS GEOMETRY COMPRESSION RATIO RING WIDTH PHASE PLUG PROFILE SpeamerL AE f Phase Plug Support Width ofRing n Circular Throat Area Ring on total throat area ES e 147 365 mm 2 mm ve _ _ S Tiere throat area Rings mouth area ELN men Rings mouth area THE a gt Sf y g a M N i BMN Grapn ns Arado Sum of rings exit area If you need to build a phase p
3. Phase Plug Support INTRODUCTION LICENSE AGREEMENT AND WARRANTY CUSTOMER SUPPORT INSTALLATION INTERFACE OVERVIEW MENU BAR TAB CONTROL UNITS AND PREFIXES SAVED DATA FORMAT REFERENCES Copyright 2004 2015 by SpeakerLAB Srl All Rights Reserved Printed in Italy May 2015 IBM is a registered trademark of International Business Machines Corporation Windows is a registered trademark of Microsoft Corporation SN TRODUCTION ABOUT THIS MANUAL This User s Manual explains the PPS software version 1 0 0 WHAT THIS USER MANUAL DOES COVER The PPS software is a tool to fast design 2D Phase Plug There are several documents on many of the topics that PPS handles This User Manual is intended not to explain Phase Plug theory this issue is left to the reader to explore through the available literature but only as a guide to allow the user to quickly become efficient with the user interface PPS software AGREEMENT AND WARRANTY THANKS Thank you for purchasing your PPS software We hope that your experiences using PPS will be both productive and satisfying SpeakerLAB s WARRANTY SpeakerLAB warrants to the original licensee that the disk s and or electronic key s on which the program is recorded will be free from defects in materials and workmanship under normal use for a period of ninety 90 days from the date of purchase If failure of the product components has resulted from accident abuse or misapplication of the product th
4. AN Open Ctrl O Par UTN A Select a DAT file to read and 3 J open a saved project from Horn db database e 12066 Exit Ctrl Q Pa A Quit and exit from Horn ell a After you select Exit the software Ts Ta 9543 ask you a confirmation of this action Number of Rings Delimiter Help TRY COMPRESSION RATIO RINGWIDTH PHASE PLUG PROFILE Edit Fs O e Par A Cut Ctrl X ss Cut data from clipboard a Copy Ctrl C JM Copy data from clipboard Pa Eo ASAS ARIRAAA Paste Ctrl V J5 Jo TE Paste data into clipboard Delimiter Help y COMPRESSION RATIO RING WIDTH PHASE PLUG PROFILE Speame e jression 8 Compression Ratio Half Circular Profile Number of Rings Ctri 6 PURE EXPONENTIAL PROFILE Number of phase plug rings OWN al If NR 1 there is a single A 3 a channel Max NR 10 12066 da Ta 9 643 File Edit Number of Rings Delimiter T AB i NRATIO RINGWIDTH PHASE PLUG PROFILE Speame te Y Comma Dot Saved data separated by TAB aa DA Half Circular Profile METE sora PURE EXPONENTIAL PROFILE 15 000 Comma Saved data separated by comma Pa A a Dot Pao Saved data separated by dot ETS 12066 Space at ee ee ASAS ARA AE RC AA Saved data separated by space Custom Js Ja Saved data separated by a free custom delimiter File Edit Number of Rings Delimiter DOME 8 RINGS GEOMETRY CO
5. point the phase plug position 4 Drag the selecting point on new position on the space convex or concave side 5 Press space bar to drop the point DOME amp RINGS GEOMETRY COMPRESSION RATIO RING WIDTH PHASE PLUG PROFILE A Select channel to measure amp edit Outer length of channel upper yellow line where is the active cursor PHASE PLUG PROFILE l Median length of channel red line In the forth TAB you can visualize the half section of phase plug E SS ORNS T progression It s possible to edit every point positions to create any CTE SOs Gas Inner length of channel lower yellow line where is the active cursor 14 MINS AND PREFIXES PPS recognizes both SI units and units from other systems of measurement It s possible to directly convert unit string writing on the unit box your preferred unit Some length unit examples are m cm mm in ft etc Some temperature unit examples are K degC degF etc File Edit NumberofRings Delimiter Help DOME amp RINGS GEOMETRY COMPRESSION RATIO RING WIDTH PHASE PLUG PROFILE Rings Position Dome Difnensiop A n B n Alpha n 0 079 2393 4 10 51 257 8 0413 5 016 942 14 767 1871 O12 Ean PE E EJ ars File Edit Number of Rings Delimiter Help 4 333 15 712 DOME amp RINGS GEOMETRY COMPRESSION RATIO BH G WIDTH PHASEP 5916 Internal Progression 8 Compressi n Ratio ET DRN 46 915 P PEZI a HF Cutoff Pas 25 4
6. Am vol 25 pp 305 312 1953 Mar G W Sioles TWEETER DESIGN CONSIDERATIONS J Audio Eng Soc July 1956 vol 4 N 3 A Voishvillo NONLINEARITY IN HORN DRIVERS WHERE THE DISTORTION COMES FROM Presented at the 113 AES Convention Los Angeles 2002 October 5 8 S Xiaoxiang S Yong D Yongzheng MODAL OPTIMIZATION OF DISTRIBUTED MODE LOUDSPEAKER Presented at the 118 AES Convention Barcelona Spain 2005 May 28 31 E C Wente A L Thuras MOVING COIL TELEPHONE RECEIVERS AND MICROPHONES J Acoustic Soc Am vol 3 pp 44 55 1931 July 17 www speakerlab it fy This document is written only for electronic use Please consider the environment before printing 18
7. ES Convention Los Angeles 2000 Sptember 22 25 G Diana F Cheli DINAMICA E VIBRAZIONE DEI SISTEMI M Dodd J Oclee Brown NEW METHODOLOGY FOR THE ACOUSTIC DESIGN OF COMPRESSION DRIVER PHASE PLUGS WITH CONCENTRIC ANNULAR CHANNELS J Audio Eng Soc Vol 57 No 10 2009 October M Dodd THE DEVELOPMENT OF A FORWARD RADIATING COMPRESSION DRIVER BY THE APPLICATION OF ACOUSTIC MAGNETIC AND THERMAL FINITE ELEMENT METHODS J Audio Eng Soc Abstracts vol 51 p 1224 2003 Dec convention paper 5886 M Dodd WIDE DISPERSION CONSTANT DIRECTIVITY DUAL CONCENTRIC DRIVER Presented at the 92 AES Convention 1992 March 24 27 Vienna F Fahy SOUND AND STRUCTURAL VIBRATION E R Geddes L W Lee AUDIO TRANSDUCERS C A E PHASE PLUG MODELLING AND ANALYSIS RADIAL VERSUS CIRCUMFERENTIAL TYPES presented at the 59 AES Convention J Audio Eng Soc Abstracts vol 26 p 386 1978 May preprint 1328 J K Hilliard J A Renkus DEVELOPMENT OF HORN TYPE MOVING COIL DRIVER UNIT J Audio Eng Soc October 1966 vol 14 N 4 B Howze C Henricksen A HIGH EFFICIENCY ONE DECADE MIDRANGE LOUDSPEAKER Presented at the 70 AES Convention 1981 October 30 November 2 New York N W McLachlan LOUD SPEAKERS N Sakamoto K Satoh K Satoh N Atoji LOUDSPEAKER WITH HONEYCOMB DISK DIAPHRAGM J Audio Eng Soc Vol 29 No 10 1981 October B H Smith AN INVESTIGATION OF THE AIR CHAMBER OF HORN TYPE LOUDSPEAKERS J Acoustic Soc
8. MPRA contest Help Ctl H SOG SpeamerLAk Phase Plug Support Phase Plug Support Help Ctrl i Internal Progression amp d Web Resurces Half Circular Profile About Ctrl A PURE EXPONENTIAL PROFILE n ES 7 15 000 l epee Contest Help eo as Ta A Instantaneous on line information 171 015 on mouse passage ao Phase Plug Support Help Jw Open this pdf manual er Web Resources Open factory web site on a J3 Ja 9543 default internet browser About Open product information File Edit NumberofRings Delimiter Help DOME amp RINGS GEOMETRY COMPRESSION RATIO RING WIDTH PHASE PLUG PROFILE Dome Dimension A n 0 079 0 413 E 1871 2 981 4 33 EN E 51 257 8 0 1250 BRE ji TI HF Cutoff 3579 DOME amp RINGS GEOMETRY In the first TAB you can edit the dome variables red displays In the central table Phase Plug Support resolve the axis position and Alpha angle of each selected rings Rings Position B n EN Alpha n EN EN E a Ss ba Ph 26 24 Cavity Width 22 20 1th Resonant Frequency of Cavity 18 3946 16 14 2 12 10 PEON TAO A DRA O CEN F ESE OREA UMM Car PURO ARO SCE OSCR UAL UCU Te 0 2a 5 13 10 37501450 HS Fee 2255 2555 Major Axis Cavity width is the volume area between Dome and Phase Plug In other words this gap is the distance between the inner diameter of the
9. d 300 MB free HDD space 800 x 600 resolution video adapters suggested 1280 x 720 Microsoft Windows XP or 7 Adobe Acrobat Reader SOFTWARE INSTALLATION e Delete all previous installations included Demo Version Place the distribution CD into your CD ROM drive If the CD does not AutoRun locate and run the Phase Plug Support exe file Follow the instructions on the screen After installation Shutdown and Restart OS Run PPS from relative link on desktop or from SpeakerLAB folder on Start Menu At first launch PPS create a code on desktop Send this code to the factory copy or attach it in the e mail info O speakerlab it MENU BAR TAB CONTROL File Edit Numberof Rings Delimiter Help Fa DOME amp RINGS GEOMETRY COMPRESSION RATIO RING WIDTH Rings Position Dome Dimension A n 0 079 8 51 257 E 0 1250 1 871 Jaam ECE a 4333 5916 11 897 HF Cutoff 3579 PHASE PLUG PROFILE OGRE ORERE E p E Po S ed M f JEE E A Ln y A g X Cavity Width J oo 1th Resonant Frequency of Cavity o S y l mn l Pa Sa l JAIR l AE l E a a l Le al as I O A ba l L a A I CU GARE JAE l EE OO l CORR ERI l AN R A l 7 l 0 25 5 T5 10 125 15 175 20 225 AD Major Axis Edit Number of Rings Delimiter Help Open Ctri O OMETRY COMPRESSIONRATIO RING WIDTH PHASE PLUG PROFILE SpearerL AR Pha Exit Internal Progression amp Compression Ratio Half Circular Profile MES hocico
10. dome and the outer diameter of phase plug In this graph is visible the axis symmetric half section profile of Dome pink line and filled Phase Plug blue area Alpha n PP_Ray EN mm Dome Arc 60 04 mm H_PP 12659 MN eseese TELLI aes wee ee eee ee ee ee ee m bem ee bee Moving yellow point cursor is possible to set the required Phase Plug Length By this way the designer have the channels path on left side and the compression driver exit on In the Half Circular Profile graph there is the half section profile of the right side usually integrated in the pole plate Positioning the cursor on maximum path total volume area of phase plug length it s possible to design a full path phase plug si Phase Plug Support Throat area 171 015 mm 2 Mouth Area 506 707 mm 2 Compression Ratio is the ratio of the projection of radiating membrane area in the direction of vibration to the area of the surface of compression cavity Environment information are the environment average working temperature and humidity of the internal path of compression COMPRESSION RATIO driver This information is very important to In the second TAB you can edit channels opening and path profile to obtain a high quality final result of expected low adjust the required Compression Ratio frequency response In ex for High Fidelity applications an indicative
11. en SpeakerLAB or third party licensors shall have no responsibility to replace the disk s or key s under this limited warranty WARNINGS AND LIMITATIONS OF LIABILITY SpeakerLAB will not assume liability for damage or injury due to user servicing or misuse of our product SpeakerLAB will not assume liability for the recovery of lost programs or data The user must assume responsibility for the quality performance and the fitness of SpeakerLAB software and hardware for use in professional production activities In addition to the foregoing you should recognize that all complex software systems and their documentation contain errors and omissions SpeakerLAB its distributors and dealers shall not be responsible under any circumstances for providing information on or corrections to errors and omissions discovered at any time in the product whether or not they are aware of the errors or omissions SpeakerLAB does not recommend the use of this product in applications in which errors or omissions could result in loss of life injury or other significant loss You may not a distribute copies of the program or the documentation to others b lease rent grant sublicenses or other rights to the program c provide use of the program in a computer service business network time sharing multiple CPU virtual machine or multiple users arrangement without the prior written consent of SpeakerLAB d translate or otherwise alter the program or related documenta
12. lug with Radial slots RING WIDTH consider this data and convert it into In the third TAB the goal is to set the required rings width IS to achieve target Compression Ratio When you terminate the project and set all parameters you can build 2D Graph 12 Width of Ring n Setting different Width of Ring n values you can modify the Rings throat area There are 3 techniques to set the rings width array e Manual Setting e Calculate Bessel Function e Optimize Bessel Area Calculate Bessel Function Set only the first value of ring width and push Calculate Bessel Function button to obtain the other values with Bessel Function The default first value is 1 mm Optimize Bessel Area Push Optimize Bessel Area button to start the automatic fitting process to set all ring width values This process finish when the value of Rings throat area reaches the value of Target throat area Calculate Bessel Function Optimize Bessel Area Width of Ring n Manual Setting Possibility to free edit all single display value This technique is useful in case of external calculation of rings width in ex with Legendre Functions or in case of experimentation with FEM BEM simulation 13 To modify phase plug path 1 Select channel with Cursor Control 2 Move cursor with mouse along the channel profile and PP Side positioning cursor on the requested point select e mamen dde fer 3 Press space bar to edit the
13. tion without the prior written consent of SpeakerLAB This license agreement shall be governed by the laws of the state of Italy and shall inure to the benefit of SpeakerLAB its successors administrators heirs and assigns or third party licensors For further detail of software license agreement read License pdf file SSUSTOMER SUPPORT SpeakerLAB provides detailed electronic manuals and on line help within the program as the primary source for user information and assistance regarding the use of this product If these sources do not contain the answers to your questions for technical problems bug reports or suggestions for future software enhancements contact SpeakerLAB via any of the following methods website www speakerlab it e mail info speakerlab it Technical support is free and unlimited at this time however we reserve the right to charge for this service in the future as conditions overhead and support personnel requirements dictate INSTALLATION SYSTEM REQUIREMENTS PPS software is an extremely intensive numerical application The program contains hundreds of numerical mathematics algorithms some of which are extremely large and place very high demands on the CPU s floating point performance PPS software requires a full 32 bit operating system and can be installed in any personal computer with the following minimum system requirements e Pentium IV processor suggested 1GHz 500 MB RAM suggested 1GHz Mouse and Keyboar
14. to drbesta N odd numbers inner channels profile ae A N even numbers outer channels profile Ar edito a itacte outer first channels profile El J Documento di testo XY Z ae floating point A by erat a 10 Documenta i testo l me fil Ne a 11 Documento di testo Inner second channels protile digits In all cases Z 0 12 Documento di testa Documento di testo Data is a DAT file 1t s required to reopen the project with fal data File DAT all saved configuration ACME Eno Exit if 7 0 is a 2D text files of the compression driver exit profile usually integrated in the pole plate 16 REFERENCES L L Beranek ACOUSTIC D Bie DESIGN AND THEORY OF A NEW MIDRANGE HORN DRIVER Presented at the 93 AES Convention 1992 October 1 4 San Francisco D Bie NORMAL MODES OF SOME COMMON THIN METAL DIAPHRAGMS Preprint 2982 Presented at the 89 AES Convention 1990 September 21 25 Los Angeles D Bie VIBRATION RESONANCES OF A TITANIUM LOUDSPEAKER DIAPHRAGM Presented at the 104 AES Convention 1998 May 16 19 Amsterdam F Bola os STRESS ANALYSIS ON MOVING ASSEMBLIES AND SUSPENSIONS OF LOUDSPEAKERS Presented at the 121 AES Convention San Francisco 2006 October 3 5 ETS TARGET MODES IN MOVING ASSEMBLIES OF COMPRESSION DRIVERS AND OTHER SPEAKERS Presented at the 125 AES Convention San Francisco 2008 October 2 5 A Bright VIBRATION BEHAVIOUR OF SINGLE SUSPENSION ELECTRODYNAMIC LOUDSPEAKERS Presented at the 109 A
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