912

Kramer 912 | Stereo Audio Power Amplifier (8.4 Watts per Channel)

Stereo Audio Power Amplifier (8.4 Watts per Channel) The 912 is a high-performance power amplifier for balanced or unbalanced stereo audio signals. Either input can deliver a speaker output of 8.4 watts RMS power per channel into a 4Ω load.

FEATURES

High Efficiency - Class D operation.
S/N Ratio - 63dB balanced.
Volume Control - Selectable control knob or 10V external control on a terminal block connector.
Indicator LEDs - Power on, over−temperature warning.
Compact Kramer TOOLS™ - 3 units can be rack mounted side−by−side in a 1U rack space with the optional RK−3T rack adapter.

TECHNICAL SPECIFICATIONS
INPUTS: 1 unbalanced stereo audio, 1Vpp/10KΩ on 2 RCA connectors; 1 balanced
stereo audio, +4dBu/10KΩ on a 5 −pin removable terminal block.
OUTPUT: 1 stereo speaker output on a 4−pin removable large terminal block.
INPUT SENSITIVITY: Unbalanced: 440mVpp; balanced: 105mVpp.
OUTPUT POWER: 5.5W per channel (8Ω), 8.4W per channel (4Ω).
AMPLIFIER TYPE: Class D.
MAXIMUM VOLTAGE GAIN: Unbalanced: 32.6dB (x43); balanced: 36.2dB (x65).
BANDWIDTH (-3DB): >20kHz.
S/N RATIO: Unbalanced 60dB; balanced 63dB.
GAIN: 8Ω: unbalanced < −68 to 33dB, balanced −60 to 36dB; 4Ω: unbalanced −48 to
40dB, balanced −60 to 38dB.
COUPLING: Input: unbalanced DC (internal AC path), balanced AC; Output: DC.
AUDIO THD + NOISE: 8Ω: unbalanced 2.3%, balanced 2.5%; 4Ω: unbalanced 3.1%, balanced 4.3%.
AUDIO 2ND HARMONIC: 8Ω: unbalanced 1.4%, balanced 1.4%; 4Ω: unbalanced 2.7%, balanced 3.5%.
POWER CONSUMPTION: 12V DC, 2.8A, full load 4Ω @10% THD+N.
INCLUDED ACCESSORIES: Power supply, mounting bracket.
OPTIONS: RK−3T 19” rack adapter.
PRODUCT DIMENSIONS: 12.00cm x 7.15cm x 2.44cm (4.72" x 2.81" x 0.96" ) W, D, H
PRODUCT WEIGHT: 0.2kg (0.4lbs) approx.
SHIPPING DIMENSIONS: 35.10cm x 21.20cm x 7.20cm (13.82" x 8.35" x 2.83" ) W, D, H
SHIPPING WEIGHT: 0.9kg (1.9lbs) approx.