Specification
SPECIFICATIONS
Nominal Diameter : 300 mm (12 in.)
Nominal Impedance
HLS30S2-8 : 8 ohms
HLS30S2-1 : 1 ohms
Power Handling
1
: 300 W continuous pink noise
Sen itivity2 : 98 dB (1W/1m)
Frequency Range : 50 Hz to 4,000 Hz
Highe t Recommended Cro over Frequency : 2,000 Hz
Effective Pi ton Diameter: 272 mm (107 in.)
Di placement Limit (p-p) : 20 mm (0.79 in.)
Minimum Impedance
HLS30S2-8 : 8.0 ohms ±10% (25°C)
HLS30S2-1 : 1 .0 ohms ±10% (25°C)
Voice Coil Diameter: 72 mm (28 in.)
Voice Coil Material : Edgewound copper-clad alumi-
num ribbon
Voice Coil Winding Depth : 15 mm (0.59 in.)
Top-plate Thickne : 10 mm (0.39 in.)
Bl Factor
HLS30S2-8 : 19.5 N/A
HLS30S2-1 : 2 .5 N/A
Effective Moving Ma : 0.055 kg
Flux Den ity : 1 ,200 gauss
Polarity :
Positive voltage on plus (RED) terminal gives
forward diaphragm motion.
Note
1 . AES Standard ( 0 to 00 Hz)
2. Sensitivity is based on a band-limited (100 to 800 Hz)
pink noise signal.
3. Specifications are subject to change without notice.
THIELE-SMALL PARAMETERS
f : 52 Hz
Re
HLS30S2-8 : .2 ohms
HLS30S2-1 : 12.3 ohms
Qt :
0.27
Qm : 2.9
Qe :
0.30
Va : 80
lit.
(2.83
ft
3
)
Sd : 0.058 m
2
(89.9 in
2
)
Xmax : 4.7 mm (0.19 in.)
Vd : 273 cm
3
(1 .7
in
3
)
(half pace) : 3.7%
Pe (Max) : 300 W continuous pink noise
MOUNTING DATA
Overall Diameter : 342 mm (13.5 in.)
Bolt Pattern Diameter : 322 mm (12.7 in.)
Baffle Cutout Diameter
Front Mount : 304 mm (12.0 in.)
Rear Mount : 290 mm (11.4 in.)
Depth : 143 mm (5. 3 in.)
Loud peaker Volume : 4 lit. (014 ft3)
Weight: 11 kg (24.3 Ib.)
Standard Acce orie
Mounting screws, washers and nuts : each 8
Instruction manual : 1
Warranty card : 1
Frequency Re pon e
Frequency Re pon e and Impedance Curve Di tortion Re pon e
Measured in an anechoic environment at 1 watt
and 1 meter under the condition that speaker unit
is mounted in a 80-liter sealed box. The impedance
magnitude curve is measured in free-air.
TOA Corporation
KOBE, JAPAN
133-01-320-30
Measured at 30 watts (-10 dB power), 1 meter.
