Wharfedale Pro WLA-28A

The WLA-28A Active Line Array

Key Features

• Dual 8" Active
• 132 dB Max SPL @ 1 meter
• 15mm / 18mm Birch Plywood construction
• 100° x 10° dispersion
• 650 W LF + 100 W HF Continuous
• 1300 W LF + 200 W HF Peak
• 8 DSP presets including FIR

General Specifications

• System Type:  Active 8" 2-way Bi-Amplified
• Frequency Response (+ / -3 dB):  60 Hz — 20 KHz
• Frequency Range (-10 dB):  55 Hz — 20 KHz
• Loudspeaker Sensitivity @ 1 W / 1 m):  100 dB
• Maximum SPL (peak)(@1 m):  132 dB
• Nominal Coverage (H x V):  100° x 10°
• Signal Processing:  DSP based, 8 FIR presets resident in Input Module
• Preset list
  • A) 1 SPKR 100 Hz HPF
  • B) 2 to 4 SPKR 100 Hz HPF
  • C) 4 to 8 SPKR 100 Hz HPF
  • D) >8 SPKR 100 Hz HPF
  • E) 2 to 4 SPKR
  • F) 4 to 8 SPKR
  • G) >8 SPKR
  • H) CUSTOM
• Amplifier Design:  Class D
• Power Rating:  1500 W Peak (1300 W LF +200 W HF), 750 W Continuous (650 W LF + 100 W HF)
• Power On Protection:  Power switch on/off mute
• Thermal Protection:  Amplifier Shut Down / Auto Reset
• Low Line Voltage Shut Down:  80% Nominal Line Voltage
• Driver Protection:  Independent L/ H Limiters and DC
• DC and Short Protection:  Yes
• Limiter Indicator:  Red LED
• Signal Indicator:  Green LED
• Power/Active Indicator:  White LED
• Find Function Indicator:  Blue LED
• Input Sensitivity:  +4 dBu
• Maximum Input Level:  +18 dBu
• Input Impedance (Balanced):  10 K
• AC Power details — Power Supply:  High-Efficiency Switching Mode Power Supply
• Connectors
  • Input Connector:  XLR 1/ 4Combo jack
  • Link Connector:  Balanced XLR pin Connector
• UPDATE:  USB Type B
• NETWORK (RS485):  RJ45
• AC Power Options:  AC 100-120 V~/ 220-240 V~,50/60 HZ
• AC Input Connector:  powerCON
• AC Loop Through Connector:  powerCON
• Hardware — Rigging:  Integral side plate adjustable rigging 0°-10°
• Enclosure Material and Finish:  15 mm / 18 mm Plywood
• Color Options:  Black Rhino Paint
• Grille Material & Finish:  1.5 Steel
• Dimensions (WxDxH):  760mm X 463.2mm X 250mm  / 29.92" X 18.23" X 9.84"
• Net Weight:  30.2kg  / 66.4lbs