
Owner’s Manual
4x1 Mic/Line Mixer
Line Input Level  | 1V (0dBV) Balanced = 2V (+6dBV) Balanced Output,  | 
  | Maximum Input 6V (+15dBV)  | 
Mic Input Level  | 46dB Gain, 10mV   | 
  | Maximum Input 40mV   | 
Outputs | 
  | 
Type  | Qty 1, Balanced Line  | 
Connection  | Removable 3 Position Captive Screw 3.5mm Spacing  | 
Impedance  | 300Ω Balanced, 150Ω Unbalanced  | 
Line Output Level  | 1V (0dBV) In = 2V (+6dBV), Maximum Output 6V (15dBV)  | 
Controls | 
  | 
Input Level Control  | Qty 4, Removable Knobs with Security Covers  | 
Output Level Control  | Qty 1, Removable Knob with Security Cover  | 
Dip Switch Function  | • Phantom Power 24VDC, Qty 4  | 
  | • Input Mic/Line Select, Qty 4  | 
  | • Input 125Hz/12dB High Pass Filter, Qty 4  | 
Indicators | 
  | 
Output Signal  | Green, 25mV On Threshold  | 
Output Peak  | Red,   | 
Power  | Blue  | 
Electrical | 
  | 
Frequency Response  | 20Hz - 20kHz (±1dB)  | 
THD  | .06% & 1kHz  | 
Signal to Noise  | Line to Line: 85dBV  | 
  | Mic to Line: 78dBV  | 
Mounting | 
  | 
Velcro™  | Industrial Grade, Included  | 
Brackets  | Qty 2, Included  | 
Optional 1 RU Rack Mount Panel (Supports 4 TSD Units)  | |
Cable Retainer  | Qty 2, Included  | 
Power Requirements | 
  | 
Voltage  | 24VDC  | 
Power Consumption  | 60mA  | 
Power Consumption  | 1.4W  | 
Dimensions  | H 1.5" (39mm) x W 4" (101mm) x D 2.75" (70mm)  | 
Weight  | 6oz, .165kg  | 
Accessories | 
  | 
TSD 24VDC Power Supplies  | 
  | 
  | |
Safety and Certifications | 
  | 
External Power Supply  | cUL, CE, RoHS, TUV  | 
1601 Jack McKay Blvd. • Ennis, Texas 75119 U.S.A.
Telephone: 800.876.3333 • Fax: 800.765.3435
– 7 –  | AtlasSound.com  | 
Specifications are subject to change without notice.