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SPECIFICATIONS
19
© 2003 Directed Electronics, Inc
275 425
watts watts
0.4% THD
0.5%
Directed model 750d 1500d
Signal-to-Noise Ratio Greater than 80 dB
Frequency Response 20-250 Hz +0, -1 dB
Damping Factor 50 (typical)
Crossover Low-pass 18 dB/octave,
variable from 30 to
250 Hz
Subsonic Filter Switchable 30 Hz,
24 dB/octave
Bass Equalization Switchable 8 dB,
centered at 40Hz
Input Impedance 20K ohms
Input Sensitivity Variable from 150 mV
to 8 volt
Output Impedance 1 to 4 ohms
Supply Voltage 10 to 16 VDC
Fusing and Power 60A 90A
Minimum Cable Requirements (AWG) #8 #4
(Per amp, trunk mounted)
750 1500
watts watts
400 800
watts watts
0.6%
THD 0.7%
600 1100
watts watts
0.8%
THD 0.9%
800 1600
watts watts
1200 2200
watts watts
RMS continuous power driven into 4 ohms from 20 to 250
Hz @ 14.4 VDC at rated power/load.
RMS continuous power driven into 2 ohms from 20 to 250
Hz @ 14.4 VDC at rated power/load.
RMS continuous power driven into 1 ohm from 20 to 250
Hz @ 14.4 VDC at rated power/load.
Dynamic power rating (IHF-202 Standard) minimum load.
RMS continuous power driven into 4 ohms from 20 to 250
Hz @ 14.4 VDC in synced bridge mode (bridged pair).
RMS continuous power driven into 2 ohms from 20 to 250
Hz @ 14.4 VDC in synced bridge mode (bridged pair).