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whirlwind / U.S. Audio
Operations Manual
MIX-5/MIX-5s
UNPACKING
INTRODUCTION
Thank you for selecting the US Audio Mix 5. Both US Audio has made every effort to ensure that your
the Mix 5 Stereo and the Mix 5 Mono offer excellent equipment is received in the same perfect condition it
value, delivering the highest quality audio was in when it left the factory. Please inspect your
performance at a low cost. Either unit provides up to product for any signs of damage during s
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Block Diagram: Right channel sections and pan pots apply only to the Mix 5 Stereo. THEORY OF OPERATION All of the XLR and 1/4” input and output jacks are output jacks are individually buffered so that using active, electronically balanced circuits. The input any combination of the outputs at any impedance will section and all critical gain sections of the Mix 5 use not affect the other outputs. With the Mic/Line switch the same IC for gain as top professional mixing in the Mic positi
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CONTROLS AND CONNECTIONS 1. Channel Volumes control input signals over a range of common, wired to sleeve. Audio ground is not connected to 60dBm attenuation at full off to 20dBm of gain at full on. chassis ground. 2. Pan Pots (Mix 5 Stereo only) are dual pots with center 9. Input Mic/Line Switch is engages an active circuit that detent, providing over 65dB of stereo isolation from left to applies 20dB of gain when in the Mic position. This gain is right channel. The center detent
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SPECIFICATIONS Frequency Response Line mode ± 3dB, 6Hz to 36kHz -0.4dB @ 20Hz -1dB @ 20kHz Mic mode ± 3dB, 18Hz to 36kHz -2.5dB @ 20Hz -1dB @20kHz Maximum Input Level Line mode +22 dBm unbalanced +28 dBm balanced Mic mode - 2 dBm unbalanced +4 dBm balanced Input Impedance Line mode 2k Ohm balanced or unbalanced Mic mode 600 Ohm balanced 2k Ohm unbalanced Maximum Output Level Balanced +28dBm Unbalanced +22dBm Output Impedance XLRs Line mode 100 Ohms
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Equivalent Input Noise Headroom Input Level Input Mic/Line Gain S/N Ratio E.I.N. (dBm) Switch Position (dBm) (dBm) (dBm) (dBm) + 10 Line 0 13.8 88.3 -88.3 0 Line 0 13.4 87 -87 0 Line 10 12.3 85 -75.3 -10 Line 10 12.2 79.2 -69.2 -20 Mic 30 28 86 -76 -30 Mic 40 12.5 79.7 -69.7 -40 Mic 50 12.7 72.3 -62.3 -10 Line 14 18.4 75.8 -71.8 -10 Mic 14 7.8 84 -80 whirlwind 99 Ling Road Rochester NY 14612 800 733-9473 www.whirlwindusa.com
