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AMISPM4 

 

4 Channel Passive Mixer 

 

Introduction 

 

The Australian Monitor Installation Series PM4 is a 4 input, 1 output passive 

mixer that can be used for mixing 4 mics, instruments, or line sources or for 

converting stereo feeds to mono. The AMIS PM4 requires no batteries or 
other external power source. The unit features unbalanced 6.35mm jack 
inputs & outputs, & can be used as a 1 in 4 out signal splitter when all 
channel volumes are run at maximum. As part of the AMIS Contractor 

Tools range, the AMIS PM4 is an inexpensive multi purpose passive mixer 

that has a multitude of uses in a wide variety of installations. 
 

Description 

 

 

Inputs 1-4: 

6.35mm unbalanced input jacks for mic or line source 

inputs. 

 

Volume 1-4: 

Control the signal levels of sources connected to inputs 

1-4. When used as a 1 input, 4 output signal splitter, these volume 

controls must be set at maximum. 

 

Output: 

6.35mm unbalanced output jack for output of mixed 

signals. 

 

Specifications

 

 

 Input 

impedance: 

  

47K Ohms 

 Output 

Impedance:  

12K Ohms 

 Gain:

  

 

 

 

-12 dB 

 Dimensions:

  

 

 

95mm x 73mm x 40 mm 

 Weight: 

   

321g  

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