ISP Technologies Reference Line 4215 - Manual (Page 7)

SPECIFICATIONS
System
Frequency Range
40 Hz – 20 KHz
Frequency Response (-3dB) 50 Hz – 18 KHz
Horizontal Coverage Angle 100 degrees.
Vertical Coverage Angle
70 degrees.
Peak Output @ 1m 138 dB
Crossover Points 250 Hz, 700 Hz, 3 KHz
Input Type Balanced differential
Input Impedance 10K ohms
Thermal Protection Output Drivers have internal protection, self resetting. Heatsink
temperature monitored and input is muted if safe temperature is exceeded,
self-resetting. Transformer has internal thermal fuse, self-resetting.
Transducers
Low-Frequency Transducers
Diameter 15” (381mm)
Voice Coil Diameter 3” (76.2mm)
Power Handling 600 watts RMS
Low-Mid-Frequency Transducers
Diameter 8”
Voice Coil Diameter 2.5” (63.5mm)
Power Handling 300 watts RMS
High-Mid Frequency Transducers
Diameter 4” compression driver
Power Handling 180 watts RMS
High-Frequency Transducer Neodymium
Diaphragm Diameter 1.75”
Throat Size 1” (25.4mm)
Power Handling 120 watts RMS
Diaphragm Material Polyester
Power Amplifiers
Type D-CAT
Power 2,200 watts RMS
Physical
Height
38”
Front Width 36”
Depth 28”
Weight 350 lbs.
Enclosure 18mm thick, 13 ply Baltic Birch plywood
Geometry Trapezoidal
Mounting Methods 3 internal fly points 3/8 eyebolt. NOTE: Use only grade 8 eyebolts.