CA 83T

CA 83T

1. Provide an eight driver, column array speaker that shall include a choice of mounting hardware between pan and tilt or low-profile. An internal transformer shall be included to enable low impedance or high impedance operation, selectable via rotary switch.
   1. Column array speaker with eight 3” (76 mm) drivers, an extruded aluminum enclosure, steel grille, and choice of included mounting system
      1. Driver Requirements
         1. Shall consist of eight 3" (76 mm) full range drivers
      2. Performance Requirements
         1. Shall provide a frequency range of 113 Hz to 17.1 kHz, -10 dB below average SPL, measured on-axis in full space per IEC 60268-5
         2. Shall provide a frequency response of 220 Hz to 15.5 kHz, -3 dB, full space
         3. Shall provide a power capacity of 120 watts (rms) continuous pink noise per IEC 60268-5 and 240 watts (rms) continuous program
         4. The nominal sensitivity shall be 90 dB SPL (1 W, 1 m, 6.5 ohms direct) measured in full space
         5. Shall provide nominal coverage angles of 180° horizontal by 73° vertical at 500 Hz, 180° horizontal by 38° vertical at 1000 Hz, 146° horizontal by 18° vertical at 2000 Hz, and 180° horizontal by 9.5° vertical at 4000 Hz (-6 dB, 1/3 octave, 4 m)
      3. Electrical Requirements
         1. Shall support low impedance direct or 70/100 volt connection from power amplifiers
         2. Shall provide a rotary power tap selector, located on the bottom of the enclosure
            1. Shall provide selectable rotary switch taps for 70 volt operation, including 64 watts, 32 watts, 16 watts, 8 watts, and low impedance direct.
            2. Shall provide selectable rotary switch taps for 100 volt operation, including 64 watts, 32 watts, 16 watts, and low impedance direct.
         3. Shall support one incoming and one outgoing speaker level signal on one 4-pole, 5 mm captive screw connector built into the rear of the speaker
            1. Shall support direct wiring of speaker or support wiring of multiple speakers using loop-through wiring terminals
            2. Shall support a maximum wire gauge of 12 AWG per connection point for a single wire
      4. Enclosure Requirements
         1. Shall consist of a powder-coated extruded aluminum enclosure with steel grille
         2. Shall meet the IP54 rating for ingress protection
         3. Shall have a paintable black or white finish
            1. The black version shall be RAL 9011 for the chassis and RAL 9017 for the endcaps and grille
            2. The white version shall be RAL 9003 for the chassis, endcaps, and grille
         4. Shall measure 29.8" (75.7 cm) in height
         5. Shall measure 5.0" (12.7 cm) in width
         6. Shall protrude no more than 6" (15.2 cm) into environment from mounting surface when using a low-profile wall mount at 0°
         7. Shall weigh 16.9 lbs (7.7 kg) per speaker, without mounting hardware
      5. Mounting Requirements
         1. Shall include wall mounting hardware for either pan and tilt or low-profile applications.
            1. The pan and tilt wall mounting hardware shall support up to 148° of pan and up to 15° of downward tilt.
            2. The low-profile wall mounting hardware shall support up to 5° of upward or downward tilt
            3. Shall include a wall mounting template for mounting hardware installation
            4. The rear of the speaker shall have a T slot providing height adjustability when mounted on a wall using an included wall mount
      6. General Requirements
         1. Shall be sold individually
         2. Shall meet regulatory compliances
            1. Shall comply with appropriate requirements of CE, FCC Class B, ICES, RoHS, and WEEE
            2. Shell be designed to meet UL 1480A, CSA C22.2 No. 205, and IEC/EN/62368-1
         3. Shall provide five years parts and labor warranty
   2. Approved device shall be the Extron CA 83T, part numbers 42-358-02, 42-358-03, 42-357-02, 42-357-03; no alternates or equals.
   3. Approved wall mounting hardware shall be the Extron SMK PT CA or SMK LP CA, part numbers 70-1361-02, 70-1631-03, 70-1364-02, or 70-1364-03; no alternates or equals.