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Models 251 LR, 253 C, and 254 SR Atlantic TECHNOLOGY System 250 High Performance Loudspeaker System Welcome to Atlantic Technology’s world of excellence in sound reproduction. Your new speaker system is precision crafted to give you years of enjoyable, trouble free service. This manual covers the Atlantic Technology System 250 series of speakers for home theater. It will show you how to incorporate the following System 250 components into your present system, as well as how to set up a complete system.
Models 251 LR, 253 C, and 254 SR Atlantic TECHNOLOGY Figure 1: Speaker Wiring Terminals You can connect your System 250 speakers by using spade lugs or “banana” 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.
Models 251 LR, 253 C, and 254 SR Atlantic TECHNOLOGY Placement The design of the System 250 provides you with maximum flexibility when creating a large, seamless, acoustically accurate soundfield for your home theater or music system. The best placement of the various components will vary from system to system. Use the following placement guidelines and Figure 3 as a starting point. Feel free to experiment.
Models 251 LR, 253 C, and 254 SR Atlantic TECHNOLOGY Music Only System (Model 251 LR only) If you are setting up a music only system, begin with these general guidelines: ● The distance between your speakers should be about one-half their distance from your favorite listening position. ● The front of the speakers should point straight at you. ● The distance from each speaker to its three closest room surfaces should be different. ● In most rooms, you should not place your speakers in the corners.
Models 251 LR, 253 C, and 254 SR Atlantic TECHNOLOGY Mounting The 251 LR and the 254 SR speakers can be mounted in a variety of ways: On speaker stands. Atlantic Technology 156 ST speaker stands provide an ideal height (29" above the floor) and fit for most rooms. They are available in black or white. On the wall. For greatest flexibility, use Atlantic Technology 157 WB wall brackets with their pivoting ball-and-socket joint. To flush mount your speakers, we have provided metal key-hole brackets.
Atlantic Models 251 LR, 253 C, and 254 SR TECHNOLOGY System 250 Specifications Description 251 LR 253 C 254 SR Type Sealed-box, 2-way Sealed-box, 2-way, Adjustable Timbre Sealed-box, spatially-enhanced surround speaker Drivers (2) 4" polypropylene (1) 0.75" dome tweeter (2) 4" polypropylene (1) 0.75" dome tweeter (2) 3.5" polypropylene (1) 4" polypropylene Frequency Response (±3dB) 50Hz – 20kHz 80Hz – 20kHz 50Hz – 12.
For Future Reference Record your speaker(s) serial number(s) and date of purchase here: Model Number Serial Number Date of Purchase Model Number Serial Number Date of Purchase Model Number Serial Number Date of Purchase The serial number is found on the back of the speaker near the connecting terminals.
