PMC Speakers - Advanced Transmission Line (ATL). Unique to PMC it forms the core of all of our loudspeakers and it's how they produce their impressively low, controlled bass, inherently low distortion
hifi lounge on Twitter: "Ever wondered why @PMCSpeakers sound so good? Well a lot has to do with their Advanced Transmission Line which you can see here in this cut away, certainly
PMC Speakers - The source of PMC's legendary natural, realistic sound is the Advanced Transmission Line (ATL) bass-loading technology, professionally proven all around the world. ATL comes as standard across our entire
![David Price thinks Kerr Acoustic's new transmission line K320 floorstander is a really serious performer" — Kerr Acoustic David Price thinks Kerr Acoustic's new transmission line K320 floorstander is a really serious performer" — Kerr Acoustic](https://images.squarespace-cdn.com/content/v1/59ff61468dd041cfaa46b301/1552859690420-8POFWM6JZCMOUX3VHXCD/Screenshot+2019-03-17+at+21.54.13.png?format=1500w)