LM2U and LM2B

Part number: LM2U/LM2B

These handy boxes can be used to match consumer grade audio devices (-10dB) to pro equipment (+4dB). These units convert the level and provide the conversion from balanced to unbalanced operation and vice-versa.

 
 
 

Description

Each unit features:

  • XLR, TRS mini and RCA phono jacks
  • Level controls
  • Active circuitry, power by Whirlwind PS24 supply (included)
Feature Spec
Frequency Response 20-20 kHz at unity gain, ± .1 dBv
Total Harmonic Distortion +noise < .0015% 20-20kHz at unity gain; < .0024% 20-20 kHz, +4 to -10 levels
Phase Shift < 11.4 degrees 20-20 kHz; < 2 degrees 100-4 kHz
Dynamic range 95.7 dB @ .1% thd
Total Gain 40 dBv
Range of level pot -40 to + 40 dBv
Maximum Input level +17 dBv
Input Impedance 20 k Ohms balanced
Maximum output level +17 dBv
Output Impedance 100 Ohms unbalanced
Noise at 20 dBv of gain -87.4 dBv 20-20 kHz
Noise at unity gain -103.4 dBv 20-20 kHz
Noise at 40 dBv of gain -68.1 dBv
Power consumption 34 mA DC max.
Stereo Separation 94 dB at 20 kHz; 110 dB at 1 kHz; 120 dB at 20 Hz
 
 
 

Product Resources