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Kramer 912 Stereo Audio Power Amplifier

Kramer 912 Stereo Audio Power Amplifier

Kramer 912 Stereo Audio Power Amplifier

B&H # KR912 MFR # 912
Kramer 912 Stereo Audio Power Amplifier

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Product Highlights

  • 8.4W per Channel
  • RCA Inputs x 2
  • Volume Knob/10V External Volume Control
  • Terminal Block Input x 1
  • Power LED
  • Detachable Terminal Blocks
  • Housed in a Kramer TOOLS Enclosure
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Overview
  • 1Description

The Kramer 912 Stereo Audio Power Amplifier is a high performance power amplifier that can accept a balanced stereo audio input on a 5-pin terminal block, and an unbalanced stereo audio input on two RCA connectors.

Both inputs can be connected simultaneously.

An audio level knob to adjust the volume
The ability to control the volume remotely using a remote 10V volume control
Mixing of the unbalanced and balanced inputs
An on LED indicating that the unit is receiving power
A 12V power source making it ideal for field operation
Easy-to-connect, detachable terminal blocks
Designed for presentation rooms and multimedia applications that require local audio amplification
Perfect for personal audio listening devices (i.e., PC and portable CD players)
Compact Kramer TOOLS allows three units to be rackmounted side-by-side in a 1U rack space
In the Box
Kramer 912 Stereo Audio Power Amplifier
  • Power Supply
  • Mounting Bracket
  • Remote 10V Volume Control
  • 7-Year Warranty
  • Table of Contents
    • 1Description
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    Specifications
    Inputs 1 unbalanced stereo audio 1Vpp / 10 KΩ 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 8Ω: 5.5W per channel; 4Ω: 8.4W per channel
    Amplifier Type Class D
    Voltage Gain Unbalanced: 32.6dB (x43); Balanced: 36.2dB (x65)
    Bandwidth >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 12V DC, 2.8A, full load 4Ω @10% THD+N
    Dimensions (W x D x H) 4.7 x 3.4 x 1" (12 x 8.5 x 2.5 cm)
    Weight 0.7 lb. (0.3kg)

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