| Acoustic Performance |
|
Free field frequency response
|
21Hz - 150Hz ±1.5dB |
|
LF cut-off frequency
|
-3dB at 19Hz |
|
Sound Pressure Level @1 meter, 7.5dBu into balanced input
|
100dB SPL@1m |
| Transducers |
|
Low frequency
|
12-inch (305mm) RCF Precision™, extended LF transducer with 4-inch voice coil and cast aluminum frame |
|
Passive radiator
|
12"(305mm) |
| Amplifier |
|
Power
|
400 watts, 8 Ohm load (500 watts peak) |
|
Slew rate
|
>35V/µs |
|
Signal-to-noise ratio
|
>107db, referenced to 350 watts into 8 Ohm |
|
Distortion
THD/SMPTE/IMD/DIM100
|
<0.02% |
|
Type
|
FR Series Class AB |
| Construction |
|
Enclosure
|
3/4" (19mm) MDF with 1.25"
(32mm) MDF top panel, internal bracing |
|
Damping
|
Adiabatic foam |
| Controls |
|
Subsonic Filter
|
flat/15Hz, 18dB/octave filter |
|
Filter bypass
|
In/full range (THX) |
|
Filter Select
|
Variable/110Hz elliptical |
|
Polarity
|
0°/180° |
|
Variable crossover
|
55Hz to 110Hz, 24dB/octave Linkwitz-Riley filter |
| Product weight & dimensions (without packaging): |
|
Height
|
21" (533mm) |
|
Width
|
18" (457mm) |
|
Depth
|
21.3" (541mm) |
|
Weight
|
94 lbs (42.6 kg) |
| Shipping weight & dimensions (with packaging): |
|
Height
|
24.5" (622mm) |
|
Width
|
23.75" (603mm) |
|
Depth
|
26.25" (667mm) |
|
Weight
|
105 lbs (47.63 kg) |
