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ER-1580C 15” EXTENDED RANGE TRANSDUCER
A
Features:
Usable response to 5 kHz
High sensitivity (100 dB 1 W/1 m)
76 mm (3”) edgewound copper voice coil
Diameter: 380 mm (15 inches)
Nominal Impedance: 8 ohms
Frequency Range: 50 Hz to 5 kHz @ -10 dB
Highest Recommended Crossover Frequency:
3.0 kHz
Power Capacity: 400 watts, continuous
Sensitivity: 100 dB (@ 2.83v @ 1 m)
Voice Coil Diameter: 76 mm (3 inches)
Voice Coil Material: edgewound copper
Winding Length: 13 mm (0.51 inches)
Former Material: Kapton
Magnetic Gap Length: 10.5 mm (0.4125 in.)
Magnet Weight: 2.7 kg (5 lb 15 oz)
Magnet Assembly Weight: 8.4 kg (18 lb 7oz)
BL Product: 21.8 Tesla Meters
Effective Piston Diameter: 0.317 m (12 1/2 in.)
Total Moving Mass (Mms): 68 grams
Mechanical Compliance (Cms): 440 µM/N
Small Signal Parameters:
Fs 30 Hz
Qts 0.15
Qms 6.65
Qes 0.152
Vas 390 L, (13.8 feet
Re 5.8 ohms
✔✔✔✔
6.0 %
0
Le 0.9 mH
Large Signal Parameters:
Sd .079 meters
x max 2.3 mm (.09 in)
Vd 182cm
Mounting Information:
Diameter: 389 mm (15 5/16 in.)
Bolt Circle: 365 mm (14 3/8 in.)
Baffle Cutout:
Front mount 355 mm, (14 in.)
Rear mount 352.4 mm, (13 7/8 in.)
Overall Depth: 157 mm (6 3/16 in.)
Net Weight: 10.6 kg (23 lbs. 5.5 oz.)
Shipping Weight: 11.6 kg (25 lbs. 9 1/2 oz.)
3
, (11.0 in3)
3
)
2
, (123 in2)
On-axis response (above) was done Ground Plane with
microphone at 3 meters. The test box is 82 ltr (2.9 ft³).
Box frequency is 41 Hz. Driving voltage is 8 vrms.
Professional
udio Systems
2270 Cosmos Court, Carlsbad, CA USA 92009
Voice (760) 431-9924 Fax (760) 431-9496
www.pas-toc.com e-mail [email protected]
The Next Phase In Loudspeaker Technology ™
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