Diamond Audio Technology D1 300.4 - Manual (Page 3)

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Frequency Response: 20Hz to 20KHz +/-3 dB
Signal to Noise Ratio: > 95dBA (20 to 20kHz)
Channel Separation 50dB
THD+N(Total Harmonic Distortion + Noise) < 0.2% (Output-1W 4 Ohms)
RCA Input Sensitivity: 150mV to 4V
RCA Input Impedance: > 20K Ohms
Hi-Level Input Sensitivity: 1.5V to 14V
Hi-Level Input Impedance: 32 Ohms
Min to Max Voltage requirements 10.2V to 15.5V DC
High/Low Pass Crossover: 12dB/Oct, 40-400 Variable
Crossover Configuration: Switchable (OFF/HP/LP)
Bass EQ 0 or 6dB @ 50Hz (Selectable)
D1 250.2
2-Channel Amplifier
250 Watts RMS Output Power
(All Channels Driven):
(Into 4 Ohms) 75w x 2
(Into 2 Ohms) 125w x 2
(Bridged into 4 Ohms) 250w x 1
Frequency Response: 20Hz to 20KHz +/-3 dB
Signal to Noise Ratio: > 90dBA (20 to 20kHz)
Channel Separation 50dB
THD+N(Total Harmonic Distortion + Noise) < 0.2% (Output-1W 4 Ohms)
RCA Input Sensitivity: 150mV to 4V
RCA Input Impedance: > 20K Ohms
Hi-Level Input Sensitivity: 1.5V to 14V
Hi-Level Input Impedance: 32 Ohms
Min to Max Voltage requirements 10.2V to 15.5V DC
High/Low Pass Crossover: 12dB/Oct, 40-400 Variable
Crossover Configuration: Switchable (OFF/HP/LP)
Bass EQ 0 or 6dB @ 50Hz (Selectable)
D1 300.4
4-Channel Amplifier
300 Watts RMS Output Power
(All Channels Driven):
(Into 4 Ohms) 50w x 4
(Into 2 Ohms) 75w x 4
(Bridged into 4 Ohms) 150w x 2
Frequency Response: 20Hz to 20KHz +/-3 dB
Signal to Noise Ratio: > 90dBA (20 to 20kHz)
Channel Separation 50dB
THD+N(Total Harmonic Distortion + Noise) < 0.2% (Output-1W 4 Ohms)
RCA Input Sensitivity: 150mV to 4V
RCA Input Impedance: > 20K Ohms
Hi-Level Input Sensitivity: 1.5V to 14V
Hi-Level Input Impedance: 32 Ohms
Min to Max Voltage requirements 10.2V to 15.5V DC
Low Pass Crossover: 12dB/Oct, 40-250Hz Variable
Crossover Configuration: Low Pass only
Bass EQ 0 to 6dB @ 50Hz
D1 400.1
Mono Amplifier
400 Watts RMS Output Power
(Single Channel Driven):
(Into 4 Ohms) 200w x 1
(Into 2 Ohms) 400w x 1