Recent content by mristuccia

15 min ultrasonic cleaning at 400W (two transducers) on 5L tank full of distilled water + 2-3 drops of Tergitol 15-S-9. Attached to the tank is a closed filtering loop with a 10inch 1 micron water filter and a small water cycling pump. After the 15 min ultrasonic cycle, each record is washed in...