Recent content by grannymama

  1. G

    High School Can sympathetic vibrations create vocal undertones in acoustic environments?

    Hello! Sorry, I don't have much of a formal education, but am an amateur singer (female, age 66, tenor) who experienced a BIG surprise during one of our choral concerts a few weeks ago. While a fellow tenor was singing a solo (Gounod "Sanctus"), I heard distinct undertones (fourths). I was so...