About Resonance


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Resonance is a 30-voice choral ensemble based in San Luis Obispo, California, under the direction of Paul Osborne. Founded in 2012, Resonance performs exclusively a cappella choral repertoire, with emphasis on Renaissance polyphony, contemporary compositions, and music of the Lutheran choral tradition. Our annual season features three performances throughout San Luis Obispo County, including two summer concerts, and a barrel room Christmas concert at Steinbeck Vineyards & Winery in Paso Robles, CA.

OUR MISSION:

Resonance exists to preserve the tradition of a cappella singing by selecting challenging and stimulating repertoire to be performed by skilled vocalists. We aim to bring the community and our members together by connecting the past and the future through the universal language of music.

The Resonance Logo

The Resonance logo was designed in 2017 by Resonance bass Joe Howell. It is based on the experiments of German physicist and musician Ernst Chladni (1756-1827) demonstrating resonance patterns created in water or sand by various frequencies. In a modern version of Chladni’s experiment (called the “Chladni Plate”), sand was spread across a metal plate, and various frequencies were played through a speaker attached to the plate, resulting in patterns being formed in the sand. Our logo pattern was produced by 5907hz, which equates to F#8 on the piano. Our name is an acknowledgement that resonance is not only fundamental to the very structures of the universe, but that music is something that resonates in our souls and brings us together.

Logo-White              Sand Resonance


Our Director

Paul Osborne has been a choral director, tenor soloist, and composer/arranger on the Central Coast since 2006. He received his degree at Concordia College in Moorhead, MN, where he studied choral conducting with René Clausen. In addition to being the founder/director of Resonance (and Board President), he serves as Chorus Master for  Central Coast Gilbert & Sullivan, and is the worship leader at Paso Robles Church of the Nazarene. He was the choral director at San Luis Obispo High School from 2007 to 2012, formerly directed the Young Men’s Ensemble with the Central Coast Youth Chorus, and served as chorus master for Opera San Luis Obispo from 2014-2023. He has performed frequently as a soloist and chorister with the San Luis Obispo Master Chorale, the Cuesta Concord Chorus, the Symphony of the Vines, and the annual “Bach Week” series with the Cal Poly Music Department.

By day, Paul can be found working in Hospitality at Adelaida Vineyards and Winery, and holds the title of Certified Sommelier with the Court of Master Sommeliers. He resides in Atascadero with his wife Katrina and daughter Emmy.

Many of Paul’s compositions and arrangements are available HERE.

Contact: paul@resonanceslo.com


Vice President

3Kara Pecson

Kara Pecson has been singing choral music since she was eight years old, and finds it to be an endless source of creation and inspiration. She has been a member of Resonance since 2015, and has performed regularly with the San Luis Obispo Vocal Arts Ensemble and Canzona Women’s Ensemble. She also enjoys social dancing, and has been blessed to be involved with the Cal Poly Salsa Club for over fifteen years. Professionally, she works for Quest Diagnostics, and loves helping people stay healthy, whether emotionally, physically or spiritually. She enjoys living the beautiful life of the Central Coast.

Contact: kara@resonanceslo.com