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S512 / S515 

S525 / S518S

S500 Series  

Passive Loudspeakers

S525 TECHNICAL SPECIFICATIONS

System

Type: 

Two-way, full-range loudspeaker

Frequency Range (-10 dB): 

51 Hz - 18 kHz

Horizontal Coverage Angle: 

90˚ 

Vertical Coverage Angle: 

50˚

Sensitivity (1W @ 1m): 

102.9 dB SPL

Nominal Impedance: 

Power Handling: 

600 watts continuous 

 

1200 watts program 

 

2400 watts peak

Crossover Frequency: 

2800 Hz

 
 
Transducers

Low Frequency: 

Two 15" / 381 mm woofers, vented 

High Frequency: 

1" / 25 mm tweeter

 
 
Physical

Input Connectors: 

Two 1/4" TS jacks 

 

Two NL4 jacks, paralleled

Enclosure: 

Wood with textured black 

 

PVC vinyl covering

 
 
 
Physical Properties (packaged product)

Height: 

45.0 in / 1143 mm

Width: 

18.0 in / 457 mm

Depth: 

19.0 in / 483 mm

Weight: 

79 lb / 35.8 kg

 
 
Physical Properties (product)

Height: 

43.9 in / 1115 mm

Width (Front): 

16.8 in / 427 mm

Width (Rear): 

13.3 in / 338 mm

Depth: 

15.6 in / 396 mm

Weight: 

75 lb / 34 kg

 
 
Ordering Information

S525 Dual 15" 2-Way Passive SR Loudspeaker: P/N 

2038509-00

S518S TECHNICAL SPECIFICATIONS

System

Type: Subwoofer
Frequency Range (-10 dB): 

37 Hz - 220 Hz

Sensitivity (1W @ 1m): 

98.3 dB SPL

Nominal Impedance: 

Power Handling: 

450 watts continuous 

 

900 watts program 

 

1800 watts peak

Internal Low Pass Filter: 

120 Hz, 12 dB/octave

 
 
Transducers

Low Frequency: 

18" / 457 mm woofer, vented

 
 
Physical

Input Connectors: 

Two 1/4" TS jacks 

 

Two NL4 jacks, paralleled

Enclosure: 

Wood with durable black paint

Mounting: 

Pole-mount on top

 
 
 
Physical Properties (packaged product)

Height: 

25.0 in / 635 mm

Width: 

23.0 in / 584 mm

Depth: 

23.0 in / 584 mm

Weight: 

74 lb / 33.6 kg

 
 
Physical Properties (product)

Height: 

23.9 in / 607 mm

Width (Front): 

20.3 in / 516 mm

Width (Rear): 

15.5 in / 394 mm

Depth: 

21.3 in / 541 mm

Weight: 

70 lb / 32 kg

 
 
Ordering Information

S518S 18" Passive SR Subwoofer: P/N 

2038511-00

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