Voice Coil April 2026 - PDF

VOLUME 39, ISSUE 6  —  April 2026IN THIS ISSUE 1 SPOTLIGHT Magnetics in 2026—The Long March Toward Self-Sufficiency By Mike Klasco and Salvador Magdaleno Adame 10 DIRECTORY Cable and Connector Vendors 2026 By Mike Klasco TEST BENCH 15 The 18 H 52 06 13 SDKA-LR 6.5” Midrange from Audio Technology’s C-Quenze Product Line By Vance Dickason 19 SB Audience’s ROSSO 75CDN-T 1.4” Compression Driver and the H280 70°×50° Horn By Vance Dickason 23 The RT004A-D Waveguide Ribbon Tweeter from Beston Technology Corp. By Vance Dickason 27 INDUSTRY WATCH By Vance Dickason  (A link for downloading the magazine issue PDF is sent immediately following payment. Please be sure to use a valid email address.) • • • Voice Coil, the periodical for the loudspeaker industry is free for those who qualify (audio or loudspeaker industry professionals). Or you can also simply purchase a subscription for the print or digital edition (digital is recommended outside the US). Click here for subscription services.A small