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HD1801

HIGH-DEFINITION POWERED 

SUBWOOFER

2/5 PAGES

HD1801 SPECIFICATIONS

Acoustic Performance

Frequency Response (–10 dB) 

35 Hz - 145 Hz

Frequency Response (–3 dB)  

44 Hz - 95 Hz

Max SPL peak (calculated) 

1

 

133 dB

Max SPL peak (measured) 

2

 

129 dB

1

 Calculated from peak driver sensitivity and amplifier power, half space. 

2

 Measured with swept sine at 1 W within operating range, scaled for max 

power, half space.

Transducer

Diameter 

18.0 in / 457 mm

Voice Coil Diameter 

4.0 in / 102 mm

Diaphragm Material 

Paper

Magnet Material 

Ferrite

Power Amplifier

Rated Power 

800 watts rms 

 

1600 watts peak

Rated THD 

< 0.03%

Cooling 

Active, twin thermally 

 

controlled vari-speed fans

Design 

     Class D

Input / Output

Input Type 

Female XLR Balanced    

 

differential (stereo left / right)

Input Impedance 

20 k

 

 balanced

Full Range Output 

Male XLR Balanced 

 

(parallel with input)

High Pass Output 

Male XLR Balanced

Output Impedance 

300 

 

Level Control 

-6 dB to +6 dB

Electronic Crossover

Crossover Type 

24 dB / oct. 

 

Symmetrical 

 

Linkwitz-Riley

Crossover Frequency 

100 Hz

Protection Features

Over-excursion Protection 

40 Hz 24 dB / oct. 

 

Butterworth High 

 

Pass Filter

Thermal Protection 

Amplifier mute, auto reset, 

 

twin thermally controlled 

 

vari-speed fans

Driver Protection 

Peak/RMS Limiter

Display LEDs 

Power Light ON, Polarity 

 

Invert, Thermal, Sig / Limit, 

 

Front Power ON

Operating Temperature 

0˚ - 40˚C 

 

32˚ - 104˚F

AC Power Requirements

US 

100 - 120 VAC, 50 - 60 Hz 

 

300 watts

EU, CN 

220 - 240 VAC, 50 - 60 Hz 

 

300 watts

AC Connector 

3-pin IEC 250 VAC 

 

15 A male

Construction Features

Basic Design 

Rectangular

Material 

15 mm exterior grade  

 

premium birch plywood

Finish 

High durability black paint

Handles 

One on each side

Grille 

Powder-coated galvanized steel

Fly Points 

Twelve M10 x 1.5 mm

Physical Properties (packaged product)

Height 

24.4 in / 620 mm

Width 

27.9 in / 709 mm

Depth 

30.7 in / 780 mm

Shipping Weight 

115.0 lb / 52.2 kg

Physical Properties (product)

Height 

23.0 in / 584 mm

Width 

23.0 in / 584 mm

Depth 

25.8 in / 655 mm

Weight 

106 lb / 48.2 kg

Mounting Methods

Floor mount or fly via 12 integrated M10 mounting points  

 

(using M10 x 1.5 x 37 mm forged shoulder eyebolts).

Options

SPM200 Loudspeaker Pole Mount 

P/N 2035170-01

PA-A2 Forged Shoulder Eyebolt Kit (4 x M10 x 1.5 mm x 37 mm)   
 

P/N 0028272

ACC-CK100 Caster Kit 

P/N 2035618-01

ACC-R180S Rigging Kit 

P/N 2035661-00

Ordering Information

HD1801 18” High Definition Powered Subwoofer, US 

 

 

P/N 0033250-00

HD1801 18” High Definition Powered Subwoofer, EU 

 

 

P/N 0033250-01

HD1801 18” High Definition Powered Subwoofer, CN 

 

 

P/N 0033250-05

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