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2-Channel Stereo Audio Mixer


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The 102MX is a high-performance 2-channel stereo audio mixer for line level and mic level audio signals. It mixes one line level input with either a microphone or a second line level input and produces a mixed audio output signal.

Features & Benefits

  • S/N Ratio - 69dB.
  • Level (Gain) Control - Line 1 (or microphone), line 2, and master level.
  • Selectable Microphone Input - Dynamic or condenser microphone with bias voltage.
  • Talkover Button - Microphone input signal mutes line audio output when a microphone detects sound.
  • Compact Kramer TOOLS - 3 units can be rack mounted side-by-side in a 1U rack space with the optional RK-3T rack adapter.

Product Use Diagram

Product Specifications

InputsMic/line 1: 10mV/1.6kΩ, 1Vpp/10kΩ, on a 6.5mm phone connector; Line 2: 1Vpp/10kΩ, stereo on RCA connectors
OutputLine level Stereo up to 5.6Vpp/150Ω on RCA connectors
Gain Range-12dB to 68.5dB (mic); -12dB to +8.8dB (line)
Diff. Phase0.05Deg
S/N Ratio69dB
ControlMic/line 1 level; Line 2 level; Master level rotary controls; Condenser/dynamic mic; Line/mic; Talkover selection switches
Audio THD + Noise0.018%
Audio 2nd Harmonic0.002%
Power Consumption12V DC; 40mA
Storage Temperature-40° to +70°C (-40° to 158°F)
Product Dimensions W, D, H4.72" x 2.81" x 0.96" (12.00cm x 7.15cm x 2.44cm)
Product Weight0.4 lbs (0.2kg)