Portable PAs Technology Showcase

Feb 14, 2011 12:00 PM, By Mark Johnson

Peavey Impulse 12D

Peavey's Impulse 12D features a 120mm ribbon high-frequency driver and a dual-voice-coil low-frequency driver. Its coverage is 90 degrees horizontal by 30 degrees vertical, and its weight is 39.68lbs. An accessory bay allows for addition of optional input function modules including wireless I/O, delay time adjustment, mixer expander, and Ethernet I/O.

QSC Audio KW122

The KW122 from QSC Audio features 75-degree asymmetric coverage. A wood enclosure houses a 12in. LF transducer and a 1.75in. compression HF driver. Its maximum SPL is 131dB, and its net weight is 49lbs. Available inputs include XLR or 1/4in. on channel A with adjustable mic gain settings, and XLR, 1/4in., or RCA on channel B.

The ICL-R from Renkus-Heinz is a portable version of the company's digitally steerable line array system. Featuring a frequency range of 80Hz to 20kHz the unit's horizontal coverage is 150 degrees horizontal with vertical opening angles of 20 degrees, 25 degrees, and 30 degrees (5 degrees, 10 degrees, 15 degrees, and 20 degrees when stacked). Its maximum SPL is 108dB when stacked.

Renkus-Heinz ICL-R

The Auro D412 from Samson is a two-way design with a 12in. LF and a 1.34 in HF driver complement. Its maximum SPL is 125dB, and coverage is 90 degrees horizontal by 60 degrees vertical. Its frequency response is 58Hz to 20kHz, and it weighs 35.8lbs.

Turbosound M15

Turbosound's M15 features Class D amplification and a frequency response of 23Hz to 22kHz with a peak SPL of 131dB. The net weight of the loudspeaker is 48.4lbs. The drive complement is one 15in. LF and one 1in. compression HF driver. Its coverage is 90 degrees horizontal by 60 degrees vertical.

Yamaha DSR112

The DSR112 from Yamaha features a frequency range of 55Hz to 20kHz and a maximum SPL of 134dB, and it weighs 47lbs. Class D amplifiers feature PFC switching mode power supplies. The DSR112 incorporates Yamaha's D-Contour multiband dynamic processing.