At first, the absorbers have proven successful and as a damper and loudspeakers I could reach an audible sound improvement. However, shows the longer useful, that the foam pads are not stable enough to support z. B. an amplifier or CD recorder. They deform and since the weight of electronic entertainment devices not evenly distributed across the device housing, the turntable is a bad thing. Then only helps the exchange for better HiFi Accessories.