Flight of Harmony Sound of Shadows

Marsoni

M251S

$137.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Flight of Harmony Sound of ShadowsThe Sound of Shadows (SoS) is a voltage controlled (VC) digital delay module based around the PT2399 echo IC. The SoS is essentially two separate modules: a delay and a voltage controlled amplifier (VCA). The focus of the SoS was the delay while the VCA was thrown in because half of an LM13700 IC was unused, so the VCA is very basic. As with all f(h) products, the SoS was engineered towards maximizing functionality while keeping cost as low as

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Similar criticism to my review of the Black Holes book: "Starts off ok, but quickly loses you. I have an extensive science education and quickly got lost. This topic cannot be easily explained in a brief book - the author is forced to jump over certain building blocks, and that just leaves the reader confused. I think this book series is good, but maybe not for abstract science topics."

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Reviewed in the United States on February 11, 2026