Directed Audio A404 - Technical Specifications

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© 2004 Directed Electronics, Inc
SPECIFICATIONS
AA550022 AA440044
RMS continuous
Power 4 Ohm
1
75W x 2 35W x 4
RMS continuous
Power 2 Ohm
2
125W x 2 50W x 4
RMS continuous Power
Bridged 4 Ohm
3
250W x 1 100W x 2
Dynamic Power Rating
(IHF-202 Standard) 4 Ohms
200W 300W
Signal-to-Noise Ratio Greater than 90 dB Greater than 90 dB
Frequency Response 20-20,000 Hz ± 0.25 dB 20-20,000 Hz ± 0.25 dB
Damping Factor Greater than 100 Greater than 100
Crossover
Switchable high or low pass
12 dB/octave,100Hz
Switchable high or low pass
12 dB/octave,100Hz
Bass Equalization +8 dB, centered at 40Hz +8 dB, centered at 40Hz
Input Impedance 20K ohms 20K ohms
Input Sensitivity
Variable from 250 mV to
7.5 volts
Variable from 250 mV to
7.5 volts
Output Impedance
2 to 8 ohms, stereo
4 to 8 ohms, bridged
2 to 8 ohms, stereo
4 to 8 ohms, bridged
Supply Voltage 10 to 16 VDC 10 to 16 VDC
Fusing and Power 30A 30A
Minimum Cable Requirements
(AWG) (Per amp, trunk
mounted)
#10 #10
1. RMS continuous power driven into 4 ohms from 20 to 20,000 Hz @ 14.4VDC with less
than 0.08% THD+N.
2. RMS continuous power driven into 2 ohms from 20 to 20,000 Hz @ 14.4VDC with less
than 0.15% THD+N.
3. RMS continuous power bridged into 4 ohms from 20 to 20,000 Hz @ 14.4VDC with
less than 0.15% THD+N.