M
ast
ro Valvola
4
Time
Lab
multi dimensional
delay
Notes:
Can be powered by a battery or an optional AC/DC adaptor.
The input jack also works as the power switch.
Power is turned on whenever a plug is inserted into the input jack, and is turned o
ff
when the plug is disconnected.
Keep the plug out from the jack when not in use.
We don’t recommend using daisy chain power supplies but an isolated power supply.
9 V DC / 100mA
Changing the battery
To replace the battery following the step below:
1. loosen the screws at the base of the pedal, then remove the base of the pedal unit;
2. remove the old battery from the battery housing, and remove the snap cord
connected to it;
3. connect the snap cord to the new battery, and place the battery into the housing;
4. close the pedal, insert the screws into the holes and fasten them securely.
