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Summary of Contents for SR102

Page 1: ...frequency selective distribu tion of signals to the proper speakers The SR102 Column is a portable unit see Figure FIGURE B SR103 SPEAKER COLUMN A and is primarily designed for temporary installation either indoors or in a protected outdoor environment such as under an open pavilion The Column may be operated vertically on its own feet or in a tilted posi tion using an optional easel type tubular ...

Page 2: ... at 9 2m 30 ft from 1 milliwatt equivalent to 101 dB at 1 2117 4 ft with 1 watt input Positive voltage on plus terminal or phone jack tip SR102 only produces positive sound pressure 140 See Polar Response Figure D 65 6 7 to 43 C 20 to 110 F 29 to 71 C 20 to 160 F Normal indoor outdoor One 6 screw terminal strip two parallel wired phone jacks None 1522 mm height incl feet x 354 mm width x 241 mm de...

Page 3: ...a each Col umn should be positioned so that its angle of coverage coincides with that of the Column next to it as their sound output enters the audience area When used for distributed speaker systems the Columns are generally mounted at equidistant intervals over the area to be covered Wall or ceiling mounting LEGEND 250 Hz FIGURE D TYPICAL POLAR RESPONSE is usually employed although free standing...

Page 4: ...st or to provide for separate inputs from different sources for instance from both paging and background music systems This is accomplished by removing the strapping between terminals 2 and 3 and connecting one input to the plus and 3 termi nals and the other input to the minus and 2 termi nals see Figure G The impedance for each half of the Column with this configuration is 32 ohms and the power ...

Page 5: ...ic interference and physical abuse To avoid the frequency losses poor coverage dead zones etc resulting from improper speaker phasing the Columns must be wired in proper polarity The cables listed above are color coded to ensure that identical connections are used for each amplifier Column hookup Note that even common 18 gauge lamp cord zip cord is phased coded with ribs along the outer jacket of ...

Page 6: ...wall or ceiling to form the desired angle of the Column toward the audience Secure all chains or cables firmly and tighten the speaker mounting screws For instructions on mounting the SR103 Column using the wall bracket which permits 19O of horizontal pivot ing 18O of tilt up and 12O of tilt down refer to the data sheet supplied with the bracket assembly Checking Sound Coverage When the Columns am...

Page 7: ...r rattles indicate possible failure 8 Reconnect the high frequency speaker inductors and replace and tighten the inch speakers Re place the vertical retainer strip grille and pad as sembly and color and trim strips Tighten all hard ware to avoid rattles High Frequency Speaker Diaphragm and Coil Assembly Replacement The high frequency speakers LS2 LS7 may be supplied in either of two configurations...

Page 8: ... II Position the threaded holes in the horn over the screw clearance holes in the magnetic structure making sure that one straight edge of the horn flange is aligned with the straight edge between solder ter minals of the diaphragm and coil assembly 10 a Type I Replace the three screws and 8 32 x 11 32 nuts and tighten them securely but do not overtighten b Type II Replace the three screws and tig...

Page 9: ...embly Column Enclosure Assembly including Handle Feet Rear Panel Grille and Pad Assemblies Fiber Glass Cable Com partment Strip Assembly without Speakers Crossover Networks Retainer Strip Front Panel Grille and Pad Assembly Rails Nameplate SR102 only Column Enclosure Assembly including Rear Panel Grille and Pad Assemblies Fiber Glass Side Panel Mounting Hardware without Speakers Crossover Networks...

Page 10: ...1 NOTE SR102 DESCRIBED IN Replacement Kit No RKC4 Replacement Kit Consists Of COLUMN SHOWN SR103 PARTS REPLACEMENT PARTS LIST Qty 1 FIGURE M SPEAKER COLUMN PARTS LOCATION Part No 30B882A 30H903C 30A1002B 9081373 Description Phillips Flat Head Wood Screw 6 3h Side Rails SR102 only Phillips Round Head Machine Screw lo 32 Y 4 Feet and Tilt Stand SR102 only Carriage Bolt Aluminum 2 Crossover Network 5...

Page 11: ...ecifications or having a sealed cabinet which pre vents internal inspection and servicing shall be deemed unacceptable under this specification The Speaker Column shall be a Shure Model SR102 SR103 Speaker Column The Speaker Column shall be a speaker column designed for indoor or outdoor use in sound reinforce ment applications The Column shall utilize two 10 inch and four 8 inch cone type speaker...

Page 12: ...ce terminal strip MODEL A50XC EXTENSION CABLE A 15m 50 foot 18 gauge rubber jacketed connecting cable with attached male and female phone plugs MODEL A103A WALL MOUNT SPEAKER COLUMN BRACKET A strong wall bracket designed to permanently mount the SR103 Speaker Column on almost any vertical sur face Allows the installer to aim the speaker column for optimum audience coverage Tilts as much as 19 left...

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