The effect of this inductance model is now included in all graphs. Concise, timely and accurate, voice coil is your onestop source to stay competitive in the loudspeaker industry. Port self resonance model added to the vented box design. Current passing through the speaker coil provides the motive force to the cone by the reaction of a magnetic field to the current passing through it. Free software has been available for over 10 years. This is a video i did explaining voice coil configuration and how they are constructed for and installed for audio. Winspeakerz is our loudspeaker simulation program for windows xpvistawindows 78. And the voice coil of a woofer the part that moves back and forth inside a magentic field a voice coil is basically a toilet tissue tube with. We sell raw speaker drivers tweeters, woofers, subwoofer, midrange drivers, full range drivers, speaker kits, amplifiers, capacitors, resistors, and inductors. Up to 95% of the energy input is turned into heat in the voice coil.
Pdf a pedagogical software for the analysis of loudspeaker. Speak is a very old program, but one that is still quite useful. Find low everyday prices and buy online for delivery or instore pickup. Simulation software for speaker design has been around since the. Atlasieds ukt702cu518 are 8 diameter dual voice coil speakers equipped with dual whizzer cone and 10 oz.
Voice coil size, power handling, xmax, coil wire and turns, even magnet design. The speaker coil or loudspeaker voice coil is a coil of wire attached to the apex of a loudspeaker cone. When seas was designing a new product line and used finemotor for the first time. Acoustic finite element domecone simulation program. Simulation of voice coil temperature and compression at high power in closed box, reflex, abr, bandpass and interport alignments. How to get big sounds from small speakers electronic design. The diameter of the voice coil and the gauge of wire used how thick the wire is will have a very direct impact on the length of wire in the magnetic field.
The voice coil design will have an impact on the xmax, and since bl takes into consideration the length of wire, it will also impact on bl. The highest vd figure is desirable for a subbass transducer. Finemotor is the optimum simulation tool for designing the magnet system, voice coil and spider for woofers, domes, telephonereceivers, headphones etc. Advanced engineering simulation software audioxpress. Free support for loudspeaker projects, sourcing oem speaker building supplies, and passive crossover design.
This parameter is the peak diaphragm displacement volume in other words the volume of air the cone will move. This popular speaker simulator lets you propose various speaker systems and then evaluate them in software before you cut wood or order expensive transducer components. I hope this will help others tackle those voice coil. This nearfield speaker testing setup requires specialized software and a highly. This includes rectangular micro speakers and voice. It is calculated by multipying xmax voice coil overhang of the driver by sd surface area of the cone. In todays demanding environment for loudspeaker designs, designing for a flat axial response. A look at the spreadsheet i created some time back to design a new voice coil for the chanticleer 2d570 and most recently the grunow 460. Finebox is the ideal box design program for all loudspeakers including micro and pa drivers. Simulation of voice coil temperature and compression at high. Voice coil, the periodical of the loudspeaker industry is published by.
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