FS: Arc Audio 400.4 amp w/rf cap $150
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Sold: Arc Audio 400.4 amp w/rf cap $150
Arc Audio 400.4 Kar Series
Rockford Fosgate 1/2 farad cap
$150
Click for bigger image:
Car amplifier
Test Voltage 14.4Vdc
Test Results
Measured output power (At 14.4Vdc<1%THD+Noise): 70.2 x 4 into 4 ohms, 124.2 x 4 into 2 ohms, 248.5 x 2 into 4 ohms bridged.
Measured Current Draw (At Max Power): 27.8 amps into 4-ohms stereo, 47.7 amps into 2-ohms stereo and 4-ohms bridged
Measure Amplifier Efficiency (At Max Power): 70% amps into 4-ohms stereo, 72% amps into 2-ohms stereo and 4-ohms bridged
Measure 1/3 Amplifier Efficiency: 32%
Signal-to-noise dBA (Reference 1 watt): 92dBA
Rated OutOutput power : 50x4@4ohms, 90x4@2ohms, and 180x2 4ohms bridged
Transient distortion : < 0.1% @4ohms
Frequency response: 20Hz-20Khz
S/N ratio(A wtg) : > 95dB
Bass boost : + 18dB @45Hz
Input sensitivity : 250mV - 2.5V
Crossover : 55Hz-5.5KHz variable 12dB
Fuse : 40A x1
Dimensions : 13" x 8.5" x 2.5"
Rockford Fosgate 1/2 farad cap
$150
Click for bigger image:
Car amplifier
Test Voltage 14.4Vdc
Test Results
Measured output power (At 14.4Vdc<1%THD+Noise): 70.2 x 4 into 4 ohms, 124.2 x 4 into 2 ohms, 248.5 x 2 into 4 ohms bridged.
Measured Current Draw (At Max Power): 27.8 amps into 4-ohms stereo, 47.7 amps into 2-ohms stereo and 4-ohms bridged
Measure Amplifier Efficiency (At Max Power): 70% amps into 4-ohms stereo, 72% amps into 2-ohms stereo and 4-ohms bridged
Measure 1/3 Amplifier Efficiency: 32%
Signal-to-noise dBA (Reference 1 watt): 92dBA
Rated OutOutput power : 50x4@4ohms, 90x4@2ohms, and 180x2 4ohms bridged
Transient distortion : < 0.1% @4ohms
Frequency response: 20Hz-20Khz
S/N ratio(A wtg) : > 95dB
Bass boost : + 18dB @45Hz
Input sensitivity : 250mV - 2.5V
Crossover : 55Hz-5.5KHz variable 12dB
Fuse : 40A x1
Dimensions : 13" x 8.5" x 2.5"
Last edited by fergy016; Jun 24, 2011 at 12:38 PM.
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