Ultra-compact 4-channel Class D amplifier compatible with OEM head units. Delivers significant power gain for improved listening comfort; pairs with 2-ohm speakers for stronger dynamics.
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The Blam RA-754D is an ultra-compact 4-channel Class D amplifier designed to strengthen factory audio systems. It provides clean, efficient power suitable for installations with limited mounting space and is compatible with OEM head units using high-level or RCA outputs.
Built with Class D topology, the RA-754D offers 4×50 Watts RMS at 4 ohms, 4×75 Watts RMS at 2 ohms and 2×150 Watts RMS bridged into 4 ohms. Inputs include RCA low-level and high-level inputs (0.3V/15V) and the unit includes auto-turn on and multiple protection circuits for short circuit, low impedance, reverse polarity and overheating.
Installation is straightforward for retrofitting factory systems. The amplifier includes a low pass filter at 120 Hz and a high pass filter at 100 Hz (both 12 dB/octave), a frequency response of 10 Hz to 22 kHz and is supplied with mounting screws and a user manual.
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