2010年11月20日 · The idea is that the sound produced by the ABR(s) is slightly behind that of the main drive unit, but with 180 degree phase reversal, thus reinforcing the main drive unit's output at low frequencies. In other words, ABRs basically do what the more common reflex ports do, but without the more common problems of air turbulence and 'chuffing ...

Q750 搭载 Uni-Q 中高音单元与低音单元和两个 ABR，给您带来沉浸式音乐享受。 带有 KEF 标志性的 Uni-Q 同轴共点单元，配有 165 mm（6.5 inch）铝质低音驱动器和两个匹配的 ABR，Q750 为您呈现完美音质。

带有 KEF 标志性的 Uni-Q 中高音单元，配有 200 mm（8 inch）长冲程低音单元和两个匹配的 ABR，打造出更为深邃且清晰的高保真音质。 全尺寸磁性网罩可供选用。

With a big bass driver, twin ABRs and Uni-Q driver array the Q950 floorstander can deliver music and cinema in full effect. Pairing KEF's signature Uni-Q midrange and treble driver with a 200mm (8 inches) long-throw bass driver and two matching ABRs brings high resolution sound with extraordinary depth and clarity.

The Q650c centre channel speaker features the KEF signature Uni-Q driver array and a new crossover, it brings the on-screen action right out into the room, creating precise, captivating dialogue.

2017年12月21日 · KEF Q750落地喇叭. 身為Q系列中的二哥，Q750採用165mm的Uni-Q同軸單體與一顆同尺寸的鋁合金振膜低音單體器，另外再加上2個165mm的被動輻射器（ABR），有效增加低頻的量感，讓低端延伸達到驚人的42Hz（-6dB）。

With a Uni-Q mid and treble backed up by a bass driver and two ABRs the Q750 is built to deliver total musical enjoyment. Pairing the KEF signature Uni-Q driver array with a 165mm (6.5 inch) aluminium bass driver and two matching ABRs, the Q750 delivers astonishing sound quality.

With the KEF signature Uni-Q driver, a 130mm (5.25 inch) aluminium bass driver and two matching ABRs the Q550 delivers phenomenal audiophile performance with clarity and power. *Full-length magnetic grilles are optional

Other features including the damped tweeter loading tube and redesigned auxiliary bass radiators (ABR) further improve levels of detail and bass depth. The Q Series has an option for everybody and every room.