soundgen_spectrogram.R

library(soundgen)

# synthesize a sound 1 s long, with gradually increasing hissing noise
sound = soundgen(sylLen = 1000,
                 temperature = 0.001,
                 noiseAnchors = list(
                   time = c(0, 1300),
                   value = c(-120, 0)),
                 formantsNoise = list(
                   f1 = list(
                     freq = 5000,
                     width = 10000)))

# basic spectrogram
spectrogram(sound, samplingRate = 16000)
# there is a function with the same name in phonTools so you might want to
# be more verbose and call it using soundgenn:spectrogram() to avoid clashes