--> <div class="wpb-content-wrapper"><div class="vc_row wpb_row vc_row-fluid"><div class="wpb_column vc_column_container vc_col-sm-12"><div class="vc_column-inner"><div class="wpb_wrapper"> <div class="wpb_text_column wpb_content_element" > <div class="wpb_wrapper"> <h3 class="product_title entry-title"><span style="color: #3366ff;">Audison </span>Prima APX 4 Coaxial Dash Door Speakers</h3> <p>APX 4 features a concentric coaxial tweeter: with one single point of sound emission it is possible to obtain a consistent in-phase response, with consequent reconstruction of the acoustic scene comparable to a system of separate woofer tweeter. The 4³ cones surround features the exclusive shallow Triple Wave profile, for maximum excursion linearity.</p> </div> </div> <div class="vc_empty_space" style="height: 32px"><span class="vc_empty_space_inner"></span></div> <div class="wpb_single_image wpb_content_element vc_align_center wpb_content_element"> <figure class="wpb_wrapper vc_figure"> <div class="vc_single_image-wrapper vc_box_border_grey"><img decoding="async" class="vc_single_image-img " src="https://www.audiofile-incar.co.uk/wp-content/uploads/2024/07/1389783693_APX-4_PROSP_def_800_600-800x550.webp" width="800" height="550" alt="1389783693_APX-4_PROSP_def_800_600" title="1389783693_APX-4_PROSP_def_800_600" loading="lazy" /></div> </figure> </div> <div class="vc_empty_space" style="height: 32px"><span class="vc_empty_space_inner"></span></div></div></div></div></div><div class="vc_row wpb_row vc_row-fluid"><div class="wpb_column vc_column_container vc_col-sm-12"><div class="vc_column-inner"><div class="wpb_wrapper"><div class="vc_empty_space" style="height: 32px"><span class="vc_empty_space_inner"></span></div></div></div></div></div><div class="vc_row wpb_row vc_row-fluid"><div class="wpb_column vc_column_container vc_col-sm-12"><div class="vc_column-inner"><div class="wpb_wrapper"><div class="vc_tta-container" data-vc-action="collapseAll"><div class="vc_general vc_tta vc_tta-accordion vc_tta-color-sky vc_tta-style-classic vc_tta-shape-rounded vc_tta-spacing-1 vc_tta-controls-align-center vc_tta-o-all-clickable"><div class="vc_tta-panels-container"><div class="vc_tta-panels"><div class="vc_tta-panel" id="1731678339268-3908876b-3c97" data-vc-content=".vc_tta-panel-body"><div class="vc_tta-panel-heading"><h4 class="vc_tta-panel-title"><a href="#1731678339268-3908876b-3c97" data-vc-accordion data-vc-container=".vc_tta-container"><span class="vc_tta-title-text">TECHNICAL SPECS</span></a></h4></div><div class="vc_tta-panel-body"> <div class="wpb_text_column wpb_content_element" > <div class="wpb_wrapper"> <table class="table caption-top"> <tbody> <tr> <td>Woofer Size</td> <td>100 mm</td> </tr> <tr> <td>Tweeter Size</td> <td>24 mm</td> </tr> <tr> <td>Woofer Power Handling – Peak</td> <td>120 W</td> </tr> <tr> <td>Woofer Power Handling – Continuous</td> <td>40 W</td> </tr> <tr> <td>Woofer Impedance</td> <td>4 Ohm</td> </tr> <tr> <td>Woofer Frequency Response</td> <td>80 ÷ 23k</td> </tr> <tr> <td>Woofer Magnet Size</td> <td>75 x 40 x 10</td> </tr> <tr> <td>Woofer Voice Coil Diameter</td> <td>32 mm</td> </tr> <tr> <td>Tweeter Voice Coil Diameter</td> <td>15 mm</td> </tr> <tr> <td>Xmax</td> <td>1.3 mm</td> </tr> </tbody> </table> </div> </div> </div></div><div class="vc_tta-panel" id="1731678339280-69f54a1e-1809" data-vc-content=".vc_tta-panel-body"><div class="vc_tta-panel-heading"><h4 class="vc_tta-panel-title"><a href="#1731678339280-69f54a1e-1809" data-vc-accordion data-vc-container=".vc_tta-container"><span class="vc_tta-title-text">ELECTRIC-ACOUSTIC SPECS</span></a></h4></div><div class="vc_tta-panel-body"> <div class="wpb_text_column wpb_content_element" > <div class="wpb_wrapper"> <table class="table caption-top"> <tbody> <tr> <td>D</td> <td>85 mm</td> </tr> <tr> <td>Re</td> <td>3.1 Ohm</td> </tr> <tr> <td>Fs</td> <td>125 Hz</td> </tr> <tr> <td>LE standard</td> <td>0.04</td> </tr> <tr> <td>Vas</td> <td>1.5 l</td> </tr> <tr> <td>Mms</td> <td>5.3 g</td> </tr> <tr> <td>Cms</td> <td>0.3</td> </tr> <tr> <td>Bl</td> <td>3.2</td> </tr> <tr> <td>Qts</td> <td>1</td> </tr> <tr> <td>Qes</td> <td>1,2</td> </tr> <tr> <td>Qms</td> <td>8</td> </tr> <tr> <td>Woofer Spl</td> <td>91 dB</td> </tr> </tbody> </table> </div> </div> </div></div><div class="vc_tta-panel" id="1731678446080-6fc22c80-5ea1" data-vc-content=".vc_tta-panel-body"><div class="vc_tta-panel-heading"><h4 class="vc_tta-panel-title"><a href="#1731678446080-6fc22c80-5ea1" data-vc-accordion data-vc-container=".vc_tta-container"><span class="vc_tta-title-text">GENERAL</span></a></h4></div><div class="vc_tta-panel-body"> <div class="wpb_text_column wpb_content_element" > <div class="wpb_wrapper"> <table class="table caption-top"> <tbody> <tr> <td>Weight</td> <td>0.49 kg</td> </tr> </tbody> </table> </div> </div> </div></div><div class="vc_tta-panel" id="1732808932985-725eb310-777f" data-vc-content=".vc_tta-panel-body"><div class="vc_tta-panel-heading"><h4 class="vc_tta-panel-title"><a href="#1732808932985-725eb310-777f" data-vc-accordion data-vc-container=".vc_tta-container"><span class="vc_tta-title-text">FEATURES</span></a></h4></div><div class="vc_tta-panel-body"> <div class="wpb_text_column wpb_content_element" > <div class="wpb_wrapper"> <ol> <li>Concentric Coaxial Tweeter: tweeter is mounted within the<br /> woofer with one single point of emission providing consistent<br /> phase response, with an accurate recreation of the sound stage<br /> comparable to that of a component system.</li> <li>Tweeter features an acoustic lens specifically designed to<br /> ensure an extremely linear frequency response, even in off-axis<br /> placement, typical of in-door installations.</li> <li>32 mm pure copper voice coil, for high power handling and<br /> outstanding low frequency control.</li> <li>Overall mounting depth optimized for OEM Integration thanks<br /> to the concentric tweeter and the low profile basket.</li> <li>Water-repellent treated paper cone, featuring a profile developed<br /> with FEM (Finite Element Method) simulation technology and<br /> optimized with the Klippel Scan Vibrometer.</li> <li>TPU (thermoplastic polyurethane) suspension with unique “triple wave” profile for maximum linearity of excursion.</li> <li>Compact basket, protected by abrasion-resistant and scratchproof coating, the motor affixed with damping epoxy adhesive.</li> <li>High current fast-on terminal with double contact on positive<br /> and negative poles for high flexibility and quick connection. The<br /> terminal features a temperature resistant plastic cover,<br /> protecting it against accidental short circuits.</li> <li>Developed with the KLIPPEL suite. –</li> </ol> </div> </div> </div></div></div></div></div></div><div class="vc_btn3-container vc_btn3-center vc_do_btn" ><a class="vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-3d vc_btn3-block vc_btn3-color-sky" href="http://audiofile-incar.co.uk/wp-content/uploads/2024/07/AUDISON_Prima_APX4_Tech_Sheet.pdf" title="">Tech Sheet</a></div></div></div></div></div> </div><!-- Audison Prima APX 4 Coaxial Dash Door Speakers APX 4 features a concentric coaxial tweeter: with one single point of sound emission it is possible to obtain a consistent in-phase response, with consequent reconstruction of the acoustic scene comparable to a system of separate woofer tweeter. The 4³ cones surround features the exclusive shallow Triple Wave profile, for maximum excursion linearity. TECHNICAL SPECS Woofer Size 100 mm Tweeter Size 24 mm Woofer Power Handling – Peak 120 W Woofer Power Handling – Continuous 40 W Woofer Impedance 4 Ohm Woofer Frequency Response 80 ÷ 23k Woofer Magnet Size 75 x 40 x 10 Woofer Voice Coil Diameter 32 mm Tweeter Voice Coil Diameter 15 mm Xmax 1.3 mm ELECTRIC-ACOUSTIC SPECS D 85 mm Re 3.1 Ohm Fs 125 Hz LE standard 0.04 Vas 1.5 l Mms 5.3 g Cms 0.3 Bl 3.2 Qts 1 Qes 1,2 Qms 8 Woofer Spl 91 dB GENERAL Weight 0.49 kg FEATURES Concentric Coaxial Tweeter: tweeter is mounted within the woofer with one single point of emission providing consistent phase response, with an accurate recreation of the sound stage comparable to that of a component system. Tweeter features an acoustic lens specifically designed to ensure an extremely linear frequency response, even in off-axis placement, typical of in-door installations. 32 mm pure copper voice coil, for high power handling and outstanding low frequency control. Overall mounting depth optimized for OEM Integration thanks to the concentric tweeter and the low profile basket. Water-repellent treated paper cone, featuring a profile developed with FEM (Finite Element Method) simulation technology and optimized with the Klippel Scan Vibrometer. TPU (thermoplastic polyurethane) suspension with unique “triple wave” profile for maximum linearity of excursion. Compact basket, protected by abrasion-resistant and scratchproof coating, the motor affixed with damping epoxy adhesive. High current fast-on terminal with double contact on positive and negative poles for high flexibility and quick connection. The terminal features a temperature resistant plastic cover, protecting it against accidental short circuits. Developed with the KLIPPEL suite. – Tech Sheet
