Quantum Opto Compressor Spec

Specifications:

• Unique MagTraB switching technology
• Optical compression using on photocell
• Toggle switch to select "Parallel" or classic "Serial" compression mode
• LED indicates dynamic processing by its brightness
• Internal switch for "true bypass" or "buffered bypass"
• LED indicator for "Buffered Bypass On"
• Absolute linear frequency response
• Low noise circuit
• Perfectly suited also for bass and acoustic guitar!
• Input impedance: 1M Ohms
• Output impedance: 100 Ohms
• Current consumption: 40mA
• This pedal requires an external regulated 9V power supply (not included), polarity: positiv@ring / negative@tip
• Dimensions: 115mm x 70mm x 48mm
• Weight: 240g
• Handmade in Germany

You can choose if the pedal powers up in "on" or "bypass" state.
To change the state:

Step 1: Unplug the power supply cable.
Step 2: Hold down on/off "MagTraB" button.
Step 3: Plug in again the power supply cable.
Step 4: Release on/off "MagTraB"" button.

DONE! The next time your pedal powers up it will automatically start in the other state.