Stereo power amplifier 2x450W 4Ω Class D - AUDIOPHONY SLI500.2 HIT-H11635

Audiophony SLI500.2 is a compact stereo power amplifier that combines versatility and reliable operation, delivering 2 x 450 W into 4 ohms for a wide range of applications. Its Class-D technology provides energy-efficient operation. The front panel includes an ON/OFF switch, separate A and B volume controls, and LED indicators for signal, clip and protection. The signal LED is green, while the clip and protection LEDs are red. A mode selector is located on the rear panel.

Rear connections include 2 Combo inputs, 2 XLR LINK outputs and 2 speakON outputs for loudspeakers. Input sensitivity is 0.9 - 1.1 V, corresponding to 0 ±1 dBV, and input impedance is 10 kohm unbalanced. Frequency response is 20 Hz – 20 kHz with a tolerance of ±1 dB; voltage gain is 30 dB with a tolerance of ±0.5 dB. THD+N is below 0.05%, the signal-to-noise ratio is above 98 dB and the damping factor is above 180. The source also reports 2 x 250 W RMS into 8 ohms and 900 W RMS into 8 ohms.

Output power is 600 W RMS with 1 active channel into 4 ohms, 2 x 450 W RMS in stereo mode into 4 ohms and 1200 W RMS in bridge mode into 4 ohms. The power circuit is a Class-D switching power supply operating at 220 - 240 V AC, 50/60 Hz. Protection covers short circuits, open circuits, overheating, limiter, ultrasound and radio frequencies; the description also associates this protection package with the SLI300.2 designation. Its distinctive design is intended to provide excellent sound quality and dependable operation. Dimensions are 483 x 44 x 360 mm in a 1U 19-inch format, and weight is 5.1 kg.