Instruction manual

18
Preparations
Power Supply
The unit can be powered by four IEC R14P (size C) batteries (alkaline or manganese) or
the optional AC adapter.
The life of the batteries depends on various usage factors. Representative figures are
shown below.
Battery life (at room temperature, 1/3-octave analysis, continuous operation)
Alkaline batteries: approx. 8 hours
Manganese batteries: approx. 4 hours
Inserting the batteries
To power the unit from batteries, insert four IEC R14P (size C) batteries into the battery
compartment, paying attention to correct polarity.
When inserting a battery, press it against the spring on the negative pole side and snap the
battery into place. To remove a battery, push it towards the negative pole and lift it up on
the positive side.