
CM-50 Compressor Pedal 
174.216UK 
Functions 
1.  LEVEL – Adjusts the overall output level 
2.  COMP – Adjusts the degree of dynamic compression applied to the signal 
3.  SUSTAIN – Varies the amount of sustain ratio given to the signal as a component of the 
compression effect 
4.  Output – 6.3mm mono jack connector 
5.  D.C. In – DC jack for optional mains adapter 
6.  Input – 6.3mm mono jack connector 
7.  Indicator LED – Shows when effect is on (when it appears dim, replace battery) 
8.  Pedal Switch – Turns Effect On/Off 
9.  Battery housing – Compartment underneath for 9V battery 
Notes on use 
  Connecting to the Input jack enables the battery, please disconnect when not in use to 
preserve the battery 
  Before connecting to an instrument, ensure amplifier volume is turned down 
Specifications 
  Input Impedance: 470kΩ 
  Output Impedance: >10kΩ 
  Power Supply: 9Vdc (battery or optional mains adapter) 10mA 
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