Atlantic Technology 444 SB Speaker User Manual


 
10
Model 224, 334 and 444 SB Powered Subwoofer
Troubleshooting
Subwoofer Troubleshooting Guide
Once your subwoofer is set up, you should have many years of maintenance free enjoyment from your system. However, if you should encounter a
problem, refer to the following guide to help you find the solution. If a problem persists, you should contact your local authorized Atlantic Technol-
o g y d ea le r.
Specifications
Model 224 SB Model 334 SB Model 444 SB
Type/Features Powered subwoofer, sealed enclosure Powered subwoofer, sealed enclosure Powered subwoofer, sealed enclosure
Bass Driver 10” (254mm) long-throw composite cone 10” (254mm) long-throw composite cone 12” (305mm) long-throw composite cone
Output Power 180W RMS 220W RMS 325W RMS
Distortion (amplifier) <0.5% <0.5% <0.5%
Frequency Response 34Hz – 250Hz ±3 dB 30Hz – 250Hz ±3 dB 25Hz – 250Hz ±3 dB
Input Impedance 10k 10k 10k
Peak Output 102dB SPL into 1500 cubic Feet 104dB SPL into 2000 cubic Feet 104dB SPL into 2500 cubic Feet
Dimensions (WxHxD) 14¼ x 13¼ x 15
3
8 in 15¼ x 15 x 15
5
8 in 16½ x 16
7
8 x 16 in
including grille 368 x 337 x 391mm 388 x 380 x 397mm 418 x 430 x 407mm
Weight 31lbs/14.1kg 35lbs/15.9kg 42lbs/19.1kg
Power Requirements 110-120/220-240V, 110-120/220-240V, 110-120/220-240V,
50-60Hz, 300W Max 50-60Hz, 300W Max 50-60Hz, 500W Max
Specifications are those in effect at the time of printing. Atlantic Technology reserves the right to change specifications or designs at any time without
notice. Dolby Digital, Dolby Stereo, and Dolby Pro Logic are trademarks of Dolby Laboratories Licensing Corporation. DTS is a registered trademark
of Digital Theater Systems, Inc.
Problem Possible Cause Possible Solution
No bass output AC power cord unplugged or Plug into a working outlet.
plugged into a non-working outlet.
Input cables not securely Check all connections, then try another
connected or defective. input cable.
Audible buzz or hum Input cable not securely connected Check all connections, then try another
or defective. input cable.
Ground loop through antenna or Test by disconnecting antenna and/or cable
cable TV system input. system input leads. If hum goes away, install
isolation balun(s) at that point.