By: Kramer
Video & Computer Signal Processing Solutions
Contact us for lowest price (800) 284-2288, (858) 565-1101,, or fax (858) 300-4193
Stereo Audio Power Amplifier

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.

912 features include:

  • 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 rack adapter.

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).
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.
DIMENSIONS: 12cm x 8.5cm x 2.5cm (4.7" x 3.4" x 1") W, D, H.
WEIGHT: 0.3kg (0.66lbs) approx.
INCLUDED ACCESSORIES: Power supply, mounting bracket.
OPTIONS: RK−3T 19” rack adapter.

facebook.png twitter.png linkedin.png youtube.png
Prices and specifications subject to change without notice.