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Atlantic Technology 452 PBM THX Instruction Manual

Reference thx powered subwoofer system
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Model 452 PBM THX
®
Reference THX
Powered Subwoofer System
Atlantic Technology
®
I
H
T
N N O V A T I V E
O M E
H E A T E R
343 Vanderbilt Avenue Norwood, MA 02062 (781) 762-6300

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Summary of Contents for Atlantic Technology 452 PBM THX

  • Page 1 Model 452 PBM THX ® Reference THX Powered Subwoofer System Atlantic Technology ® N N O V A T I V E O M E H E A T E R 343 Vanderbilt Avenue Norwood, MA 02062 (781) 762-6300...

  • Page 2: Lucasfilm Home Thx

    The 452 PBM is fully THX certified to provide very high output levels and a wide dynamic range with smooth in-room response down to 20 Hz, with a peak SPL of 110 dB.

  • Page 3: Low-Level Connection

    Design and construction meets all UL/CSA European safety requirements Connection The Atlantic Technology 452 PBM THX Powered Subwoofer is simple to hook up, offering several connection methods for maximum flexibility. Study the system diagrams starting on page 5. Once you have found the example which most closely matches your system, hook up your subwoofer(s) as shown in that diagram.
  • Page 4 Atlantic Technology Model 452 PBM THX ® Figure 1: Amplifier panel and controls for Model 452 PBM THX...
  • Page 5 Model 452 PBM THX Example 1: Subwoofer Line Out/ Low Level In This is the most commonly used system connection for systems with surround sound receivers/ processors. Example 2: Preamp Line Out/Low Level In for Option 1 1 Subwoofer This arrangement...
  • Page 6 Model 452 PBM THX Example 3: Preamp Line Out/Low Level In for Y-adapters 2 Subwoofers Note that the L/MONO input is used on both sub- woofers. Instead of Y-adapters, you may also use the THRU outputs to connect back to...
  • Page 7 Model 452 PBM THX Example 5: Speaker Out/ High Level In for 1 Subwoofer This is the most common method for connecting a subwoofer to a system without a dedicated sub- woofer line out or Preamp outputs. Left Front Speaker...

  • Page 8: Power Connection

    THX operation. You can connect your 452 PBM THX by using a variety of connectors, or by removing 1/2" of insulation from each wire end, twisting the strands of wire together, placing the wire through one of the post holes and screwing down the nut tightly.

  • Page 9: Placement And Operation

    Placement and Operation The Model 452 PBM THX Powered Subwoofer should be placed in the front of the room, close to a corner (Figure 4). Every room has its own unique sound, and flexibility in the exact placement of the subwoofer is always desirable.
  • Page 10 Model 452 PBM THX Subwoofer Tuning—Using the Variable Level Control Start your listening with the high-pass filter set at 80Hz, the phase switch set to normal, and the front panel variable level control (Figure 5) set to minimum, just above the Fixed THX clickstop position.

  • Page 11: The Phase Invert Mode

    Model 452 PBM THX THX Settings When using the 452 PBM THX in a system employing THX electronics, both the lo-pass filter on the rear panel and the variable level control on the front panel should be set in the THX position for proper operation.

  • Page 12: For Future Reference

    Requirements 240V AC 50/60Hz 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. THX and Lucasfilm are registered trademarks of Lucasfilm Ltd. Dolby Digital, AC-3, Dolby Stereo and Dolby Pro Logic are trademarks of Dolby Laboratories Licensing Corporation.

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