thumb|The weighing curve of the CCIF 1951
Psophometric voltage is a circuit noise voltage measured with a psophometer that includes a CCIF-1951
WikiHQ29 words updated Jun 17, 2026, 4:44 AM
thumb|The weighing curve of the CCIF 1951
Psophometric voltage is a circuit noise voltage measured with a psophometer that includes a CCIF-1951