☢️ ГРОМКИЙ ЗВУКОУСИЛИТЕЛЬ из ОПТРОНА ⚒️ Своими Руками !
Усилитель звуковой частоты Запросто и без традиционных Транзисторов!
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![РАЗНИЦА МЕЖДУ СОВЕТСКИМ СОЮЗОМ [ СССР ] и СОВРЕМЕННОЙ РОССИЕЙ | МЫСЛИ ВСЛУХ | XAN KRIEGOR](https://sun9-54.userapi.com/FlfRYZzc81d_QX4flbCa1e1hr3qleW4smorS3Q/Bdi6zgrWSo4.jpg)
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