JBL Studio 660P

JBL Studio 660P: 500 W active subwoofer with a 305 mm woofer

The Studio 660P is the top amplified subwoofer of the Studio 6 range, to go alongside the loudspeakers of the same line and reproduce the low-frequency effects channel. It is sold individually. Compared with the Studio 650P it doubles the continuous power, from 250 W to 500 W, and uses a woofer of larger diameter.

The drive unit is a 305 mm woofer with a PolyPlas cone, moved by a built-in amplifier that delivers 500 W RMS and reaches 1000 W dynamic. The cube-shaped cabinet is a bass-reflex design and its tuning port faces the floor. The low-pass filter has a slope of 24 dB per octave and is continuously adjustable.

Key features

• Built-in amplifier: 500 W RMS, 1000 W dynamic
• PolyPlas woofer measuring 305 mm
• Reflex loading with the port on the underside of the cabinet
• Reproduced band: 28 Hz - 150 Hz
• Crossover variable between 50 Hz and 150 Hz, 24 dB/octave slope
• Controls for level, phase, crossover and automatic switch-on

Connections

The subwoofer joins the system through a single LFE input at line level, to be wired to the subwoofer output of the amplifier or AV receiver. The Auto Power function handles switch-on; level, phase and cut-off frequency are set from the controls on the subwoofer.

Technical data

The cabinet measures 420 x 420 x 420 mm (width x depth x height) and weighs 25 kg. The finish is Dark Wood. Four spikes for standing it on carpet are supplied.