Your Feedback
  1. Home/

MusicStore-MusicStoreShop:/Landingpages/QSC_KSUB_KW181_PROMO_2018_851x315_ohne_Datum_DE.jpg

QSC Sommer Sub Promo

Super deals for the summer from QSC: With the KW181 and the KSub, QSC sends absolute top sellers into the race. The QSC subwoofers feature compact and lightweight designs, yet offer absolutely optimized performance and full range of functions compared to their K siblings. In the case of KSub, for example: Full 130 dB with 44Hz draft (-3dB) at max 1000 Watt power consumption. They are thus perfectly equipped for every occasion - especially in everyday touring. And all this without a lot of lugging around!

All details about the KW181 and the KSub can be found below in the comparison table or on the respective product pages.

ALL INFORMATION ABOUT THE QSC SUBWOOFERS AT A GLANCE

KW181 KSub
Configuration 

18" Subwoofer

 Bandpass 4th order
Transformer

18" Cone Transformer

 2 x 12" Woofer
Frequency Response (-6dB)

40 Hz – 112 kHz

 48 Hz - 134 Hz
Frequency Range (-10 dB)

37 Hz – 129 Hz

 44 Hz - 148 Hz
Max SPL (1m) 

135 dB 

 130 dB 
Amplifier Ouput

1000 W, Class D, Steady State

 1000 W (RMS) / 2000 W (Peak)
Input Impedance (Ω)

XLR / 1⁄4": 38k symmetrical/ 19k asymmetrical

XLR/1⁄4": 40k symmetrical/20k asymmetrical • XLR/1⁄4" MIC-Mode: 2260 symmetrical• RCA: 10k
Control Elements

Power • Gain • Woofer Mode(Normal/ DEEPTM) • POLARITY (Normal/Reverse) • FRONT LED (On/Off/Limit)

Power • Gain • Woofer Mode(Normal/ DEEPTM) • POLARITY (Normal/Reverse) • FRONT LED (On/Off/Limit)
Display

Power • Signal • Standby • Limit

Power • Signal • Standby • Limit
Connections

Dual balanced line level input, XLR jack 1⁄4" • Dual balanced line level output (full range), XLR-Plug • Remote control • Interlocking IEC power connector

Dual balanced line level input, XLR 1⁄4" socket • Dual balanced line level output, full range, XLR connector • Volume remote control • Lockable IEC connector
Cooling

Switchable 50 mm fan with variable speed

Switchable 50 mm fan with variable speed
Amplifier Protection

Thermal limitation • Overcurrent output • Overheat muting • GuardRailTM

Thermal limitation • Overcurrent output • Overheat muting • GuardRailTM
Transformer Protection

Thermal limitation • Deflection limiter

Thermal limitation • Deflection limiter
Power Input

Universal power adapter 100 – 240 V AC, 50 – 60 Hz

Universal power adapter - 100 bis 240 V AC, 50-60 Hz
Power Consumption

100 V AC, 2.3 A • 120 V AC, 2.01 A • 230 V AC, 1.13 A

100 V AC, 2.3 A • 120 V AC, 2.01 A • 230 V AC, 1.13 A
Housing 

Birch Multiplex, lacquered, 15 mm

Birch Multiplex, lacquered
Surface

Textured black finish

Textured black finish
Grille

Steel (US size 16) with black powder coating

Steel (US size 18) with black powder coating
Dimensions (HxWxD)

20.1" x 23.4" x 29.9" (including casters)
510 x 595 x 761 mm with casters

26" x 14" x 28.1" (including casters)
665 mm x 356 mm x 714 mm with casters
Weight (net)

40 kg

33.6 kg
Incl. Accessories

KW181 COVER

KSub COVER
Financing - the advantages at a glance