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Overview: The Pioneer TS-W252R 10-inch, 4-ohm component subwoofer
handles 600 watts max. (120 watts RMS nominal power), and features Pioneer's
extremely strong and lightweight IMPP Composite Cone Woofer, for improved
sensitivity and reduced distortion. The woofer's Conex Damper with Damper Ring
delivers higher power handling and deeper bass, and its 4-Layer Long Voice Coil
adds extra power and control. In addition, the woofer's Wide-Roll, Dual-Layer
Urethane Surround provides excellent control for your big bass notes, and the
woofer's Projected Pole Yoke with Vented Pole delivers tight, powerful sound
with lower distortion.
IMPP Woofer: The Pioneer TS-W252R features
an IMPP (Injection Molded PolyPropylene) woofer cone. The IMPP cone
design provides the strength and rigidity powerful bass sound requires.
The Wide-Roll, Dual-Layer Urethane Surround provides excellent control for big
Voice Coil: The woofer's
4-layer long voice coil design allows expanded piston motion for better
linearity, improved power handling, and more bass impact.
Projected Pole Yoke: The
projected pole yoke extends the magnetic field, greatly improving linearity
during large woofer excursions at high input levels.
Vented Pole Yoke: The vented
pole yoke allows air circulation within the motor structure to ensure better heat
Terminals: The heavy duty spring compression terminals will accept bare wire up to 10
gauge, pin connectors, and single or dual banana plugs.
Volume: The sealed box sizes recommended by Pioneer range from
0.7 cu/ft to 1.3 cu/ft. Within this range, the ideal size recommended by Pioneer is
Vented Box Volume: The
vented box sizes recommended by Pioneer range from 0.9 cu/ft to 1.55 cu/ft.
Within this range, the ideal size recommended by Pioneer is 1.1 cu/ft. The
recommended port diameter is 3". The recommended length varies with enclosure
size; 6" long with the 1.1 cu/ft enclosure, 7" long with the 0.9 cu/ft
enclosure, and 4.5" long with the 1.55 cu/ft enclosure.
The bandpass box sizes recommended by Pioneer range from 1.0 cu/ft to
1.6 cu/ft. The ideal enclosure has a 0.7 cu/ft sealed rear chamber and a 0.5
cu/ft ported front chamber. The minimum recommended size has a 0.5 cu/ft sealed
rear chamber and a 0.5 cu/ft ported front chamber. The maximum recommended size
has a 0.9 cu/ft sealed rear chamber and a 0.7 cu/ft ported front chamber. A 3"
diameter x 5" long port is recommended for all three sizes.