Monolith by Monoprice Liquid Spark headphone amplifier by Alex Cavalli

After a distinguished 18-year career in audio circuit design, Dr Alex Cavalli shut down Cavalli Audio and retired as an industry heavyweight. Cavalli made it known he would rather stop short his famed run rather than sacrifice his reputation for quality, performance, and sensible prices. Recently, however, Cavalli has found the right partner in California-based Monoprice to restoke his fires and give headphone amplifier design another go, starting with the introduction of the Monolith by Monoprice Liquid Spark headphone amplifier. Cavalli Audio once planned a portable amplifier to be named the Liquid Spark, so this amp pays homage to a …