Kramer 4x1 Personal Stereo Audio Amplifier and Switcher (4.5 Watts per Channel)

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  • The 902 is a high-performance integrated personal stereo amplifier for unbalanced stereo signals. It allows selection between four inputs and delivers a speaker output of 4.5 watts RMS power per channel into a 4ohm load.
    • S/N Ratio - 68dB (unweighted).
    • Input - 3 stereo on RCA connectors and a single 3.5mm stereo mini jack.
    • Output - 6.5mm headphone jack and terminal block for speakers.
    • 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.
    Rack Adapters: 19” (1U): RK-T2B


INPUT: 1 unbalanced stereo audio, 1Vpp/50kohm on a 3.5mm mini jack; 3 unbalanced stereo audio, 1Vpp/50kohm on RCA connectors.
OUTPUTS: Stereo headphone on a 6.5mm connector; loudspeakers on a terminal block connector; automatic switching when a headphone is plugged in.
BANDWIDTH (-3dB): 20kHz.
S/N RATIO: 68dB unweighted.
CONTROL: Input selector switches: bass (70Hz.), mid (1kHz), treble (15kHz): +/-15dB; volume, balance, and loudness controls.
OUTPUT POWER: 4.5W RMS per channel into 4ohm @15V supply.
THD+NOISE: 0.059% @1kHz, 1V.
2nd HARMONIC: 0.025%.
POWER SOURCE: 12-15V DC, 22V max, up to 1A.
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.
ACCESSORIES: Power supply.
OPTIONS: RK-T2B 19" rack adapter.

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