Whirlwind LM2B - match consumer grade audio devices (-10dB) to pro equipment (+4dB)
Whirlwind LM2B - match consumer grade audio devices (-10dB) to pro equipment (+4dB)
This handy box 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 |