4x1 Personal Stereo Audio Amplifier & Switcher (10 Watts per Channel)
The 903 is a high-performance integrated personal amplifier for unbalanced stereo audio signals. It allows selection between four inputs and delivers a speaker output of 10 watts RMS power per channel into a 4? load.
High Efficiency - Class D operation.
S/N Ratio - 77dB (unweighted).
Control - Volume, bass, mid, treble, balance, and loudness.
Compact MegaTOOLS - 2 units can be rack mounted side?by?side in a 1U rack space with the optional RK?T2B rack adapter.
903 TECHNICAL SPECIFICATIONS
INPUTS:1 unbalanced stereo audio, 1Vpp/50k? on a 3.5mm mini jack; 3 unbalanced stereo audio, 1Vpp/50k? on RCA connectors.
OUTPUTS:Stereo headphone on a 6.5mm connector; loudspeakers on a terminal block connector; automatic switching when headphones are plugged in.
OUTPUT POWER:2x10W (4?).
OUTPUT MUSIC POWER:2x40W (4?).
S/N RATIO:77dB @1kHz.
CROSSTALK:?73dB @1kHz, all hostile.
CONTROLS:Input selector switches: bass (70Hz), mid (1kHz), treble (15kHz): +/?13dB; volume, balance and loudness controls.
AUDIO THD + NOISE:0.5%.
AUDIO 2nd HARMONIC:0.3%.
POWER CONSUMPTION:12V DC, up to 2.5A.
DIMENSIONS:19cm x 13.5cm x 2.5cm (7.5” x 5.3” x 0.98”) W, D, H.
WEIGHT:0.6kg (1.32lbs) approx.
INCLUDED ACCESSORIES:Power supply.
OPTIONS:RK?T2B 19" rack adapter.