Sovtek wani nau'in bututu ne mallakar Mike Matthews's New Sensor Corporation kuma an kera shi a Saratov, Rasha.
Ana amfani da su sau da yawa a cikin haɓakar guitar kuma sun haɗa da nau'ikan shahararrun 12AX7, EL84, EL34, da 6L6.
Yawancin ma'auni na vacuum-tube amplifiers a cikin samarwa na zamani an haɗa su da masana'anta tare da bawuloli na Sovtek, saboda ƙarancin amo da ƙananan farashin fiye da sauran abubuwan da aka yi. A cikin 1990s Sovtek kuma ya kera amplifiers na bututu a masana'antu a St. Petersburg, Saratov, da Novosibirsk. An ba da samfura da yawa don guitar da bass. Waɗannan amps an san su don ingantaccen sauti, aikin PCB (wasu daga cikinsu sun kasance nuni zuwa nuni, misali mig-60), ingantaccen aminci da ƙarancin farashi. Shekaru goma bayan an daina samarwa, waɗannan amps wasu suna ɗaukar tattarawa. Hakanan an ba da kabad ɗin lasifikan iri na Sovtek waɗanda ke dacewa da masu magana da Amurka. A lokaci guda, Sovtek ya kera bambance-bambancen na'urori masu tasiri da yawa waɗanda aka riga aka kera a birnin New York, Amurka ta hanyar. Electro-Harmonix, wani kamfani mallakar Mike Matthews. Sovtek ya fito da nau'ikan Electro-Harmonix Babban Muff da Kananan Tufafin Dutse. Wadancan fedar, tare da fedar Bass Balls, daga baya aka kera su a cikin NYC da Rasha, a karkashin sunan Electro-Harmonix.; Daga baya aka daina kera kayayyaki a Rasha. An yi amfani da Sovtek kawai azaman sunan alama don vacuum tubing Kamfanin New Sensor Corporation ya ƙera.
Ni Joost Nusselder, wanda ya kafa Neaera kuma ɗan kasuwan abun ciki, uba, kuma ina son gwada sabbin kayan aiki tare da guitar a zuciyar sha'awara, kuma tare da ƙungiyara, Ina ƙirƙirar labaran labarai masu zurfi tun daga 2020. don taimakawa masu karatu masu aminci tare da rikodi da tukwici na guitar.
