a spectrogram is a visual representation of sound frequencies along a course of time, the horizontal axis is RPM and the vertical is frequency.

many of these painted spectrograms of underwater sounds. different transmissions from the deep -- amphitheater and noise pollution in a bay. or related images.

1:10 Model (of the atrium of the house of the mosaic atrium in Herculaneum) oil paint on canvas with aluminum wire.

Goes Out in Two Directions, Ink and colored pencil on paper, aluminum wire, hardware cloth, string.

Restless Red, Blue, 2018, oil and acrylic paint on canvas, aluminum wire.

Scallops in Fauces, 2018, oil paint on canvas, aluminum wire.

Broken Hearted Melody, 2018, oil and acrylic paint on wooden panel.

Dryads, 2019, oil on hardwood panel.

Slip Cover, 2018, Oil on wooden board

Studies of El Greco and Isamu Noguchi, 2018, Ink on paper

Epidaurus at Mycenae, 2017. oil paint on canvas with copper wire. image 2.

water traffic and whistles, 2017. oil paint on canvas and copper wire. image 1.

source images: https://www.researchgate.net/figure/278406146_fig1_Fig-9-Spectrogram-depicting-marine-traffic-near-the-city-of-Santos-SP-Brazil https://www.tmsi.nus.edu.sg/mmrl/denoise.htm

humpback whale spectrogram from WHOI, 2017. oil paint on canvas with copper wire. image 1.

source image: https://www.nefsc.noaa.gov/psb/acoustics/sounds.html

waves and bass rock after william miller etching after j.m.w. turner, india ink on paper, 2017.

image sources: http://www.tate.org.uk/art/artworks/turner-bass-rock-engraved-by-william-miller-t04501 https://www.wikiart.org/en/william-turner/the-bass-rock-for-the-provincial-antiquities-of-scotland

blue baby, oil paint on wooden panel, 2016.

image source: https://www.st.nmfs.noaa.gov/protected-species-science/acoustics/index

lines on a blue, oil paint on wooden panel, 2017.

image source: https://www.pmel.noaa.gov/acoustics/whales/sounds/sounds_nepblue.html

Marble Babies, 2018, Oil on board

milton sea, oil paint on wooden panel, 2016.

Roman Eagle String Eagle, 2018, sting, hardware cloth, postcard