There’s a lot of builders around whose first foray in electron manipulation was building effects pedals for guitars. It looks like [Dino] might be getting back to his roots with his tremolo ...

Just like guitar and amp feedback ... We’ve focused on the various varieties of amp tremolo because most tremolo pedals are designed to emulate classic circuits. Some do so using valves ...

This takes care of all the audio processing, but the hard work for a guitar pedal is actually the enclosure and mechanicals – it’s a hard life for stage equipment. For the foot pedal input ...

The Sine guitar rocks movable pickups and a novel metal pad for swells and tremolo plus pedal control and expression. Yes, it looks very different from familiar models like Fender's Stratocaster ...