Electronic-music devices | POLYVOX products Unusual boutique synthesizers, effects pedal, modulars and devices from Riga, Latvia. SOLAR, POLYVOX, LASERNOTTO, PLL, JOi, QVJ, CONSOLE. ELTA music works with the legend of Soviet musical synthesizer building - Vladimir Kuzmin (inventor of POLIVOX, MAESTRO, QUINTET and other instruments). ELTA music, a young boutique company, was founded in Moscow in 2017 by Arseniy Tokarev, a musician from Ukraine, Donetsk. ELTA is originally an acronym and stands for Electro Laboratory Tokarev Arseniy.