The loudspeaker shall be a self-powered, full-range system. Its transducers shall include one 10 in cone driver and one 3 in diaphragm compression driver.
The loudspeaker system shall incorporate internal processing and a two-channel amplifier, one channel for each driver. Processing functions shall include equalization, phase correction, signal division, and driver protection. Amplifier burst output power shall be 550 W total. Distortion (THD, IM, TIM) shall not exceed 0.02%.
Performance specifications for a typical production unit shall be as follows: operating frequency range, 55 Hz – 20 kHz; phase response, 750 Hz – 18 kHz ±45°; linear peak SPL (measured with M-noise, free-field at 4 m referred to 1 m), 125 dB; coverage (–6 dB points) shall be 80° by 50°, horizontal or vertical dependent on horn orientation.
The loudspeaker shall receive DC power and balanced audio from a single input connector, available as Phoenix 5-pin male, sealed EN3 5-pin male, or sealed ECO‑M 7-pin male (two pins for DC power, three pins for balanced audio). The audio input shall be electronically balanced with a 10 kΩ impedance and accept a nominal 0.0 dBV (1.0 V rms) input signal.
Power requirements for the loudspeaker shall be a Meyer Sound Intelligent DC power supply capable of delivering 48 V DC.
All components shall be mounted in an acoustically vented trapezoidal enclosure constructed of premium multi-ply birch with a slightly textured black finish. The protective grille shall be powder-coated, hex-stamped steel with black mesh. Integral high-strength, 6061-T6 aluminum end plates with threaded M8 metric holes shall accommodate Meyer Sound proprietary rigging hardware and third-party accessories. Dimensions shall be W: 11.15 in (283 mm) x H: 22.43 in (570 mm) x D: 12.25 in (311 mm). Weight shall be 43 lb (19.5 kg).
The loudspeaker shall be the Meyer Sound UPJ‑1XP.
Keyword: Loudspeaker, Loudspeakers
