Whirlwind MIX 6 manual

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Table of contents for the manual

  • Page 1

    U. S. Audio whirlwind OPERATIONS MANUAL Mix 6 STEREO MIXER UNPACKING INTRODUCTION US Audio has made e'erv effort to ensure that your equipment is received Thank you for selecting the US Audio Mix 6. The Mix 6 delivers the ultimate in the same perfect condition it was in when it left the factory. Please in sonic performance for the most demand[...]

  • Page 2

    THEORY OF OPERATION The US Audio Mix 6 has four mic or line input channels and two stereo aux line inputs. All of the XLR and 1/4” input and output jacks, except aux 1, are active electronically balanced circuits. The The output section of the Mix 6 was designed to accommodate any configuration, line or mic level input sections of channels 1-4 on[...]

  • Page 3

    the “in” position and lifts the signal when “out”. Signal to the headphone switch is CONTROLS AND CONNECTIONS always on. 1. Channel Volume Pots contr ol input signals over a range of 7. Master Volume Pots determine the amount of signal from the summing amps that is fed to the output drivers and the meters. These also have a gain range of -6[...]

  • Page 4

    12. Input 1/4 TRS and XLR Jacks are AC coupled through phantom blocking capacitors with pin 2 being positive wired to tip, pin 3 being negative wired to ring and pin 1 being common wired to 19. Phantom Power Switch activates 48V DC on channel 1-4 XLR sleeve. inputs. Status is indicated by the front panel LED. Each of the mic inputs is filtered to e[...]

  • Page 5

    INPUT LEVEL INPUT MIC/LINE SWITCH GAIN HEADROOM MAX OUT SIGNAL TO NOISE RATIO RESIDUAL NOISE 10 Line 0 12 101 -91 0 Line 0 22 91 -91 0 Line 10 12 92 -82 -10 Line 20 12 82 -72 -10 Line 30 2 82 -62 -20 Line 33 9 72 -59 -20 Mic 36 6 105 -89 -30 Mic 36 16 95 -89 -40 Mic 40 22 85 -85 -40 Mic 50 12 86 -76 -50 Mic 50 22 76 -76 -50 Mic 60 12 76 -66 -60 Mic[...]

  • Page 6

    SPECIFICA TIONS Frequency Response LED Clip Threshold +19dBm unbalanced Line mode ± 3dB, 6Hz to 40kHz +25dBm balanced -0.4dB @ 20Hz -.8dB @ 20kHz THD+N (Total Harmonic Distortion + Noise) Mic mode ± 3dB, 18Hz to 36kHz .005% @ 1kHz -2.5dB @ 20Hz .02% 20Hz to 20kHz -1dB @20kHz Phantom Power + 4 8 Volts DC Maximum Input Level Line mode +22 dBm unbal[...]