User Manual

Townsend Labs Sphere L22 Precision Microphone System Guide
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Appendix B: Sphere L22 Specifications
Sphere L22 Microphone
Equivalent Noise Level 7 dB-A
Max SPL (0.5% THD) 140 dB (with -20 dB pad switch engaged)
Pad Attenuation -10 dB and -20 dB
Sensitivity 22 mV/Pa
Output Connector 5-pin XLR (male)
Breakout Cable 10-ft 5-pin XLR (female) to dual 3-pin XLR (female)
Output Impedance 200 
Recommended Load Impedance > 1000 
Phantom Power
Voltage: 44–52 V per channel
Current: 5 mA per channel (typical), 8 mA per channel (max SPL)
Sphere DSP Plug-In
Supported Formats UAD, AAX Native, VST2, VST3, Audio Units (Mac only)
Supported Operating Systems
Mac OSX 10.8.5 and above
Windows 7 and above