Volts RMS to dBu Converter Results update on input change. Enter Volts RMS: Results Peak to Peak Voltage: Vpp Volts in dBv: dBv Level in dBu: dbu dBu to Volts RMS Converter Results update on input change. Enter level in dBu: Results Peak to Peak Voltage: Vpp Volts in dBv: dBv Volts RMS: Vrms