Ключевые слова: amplifier repair, background, circuit, clean, closeup, conical, copper, electric, electrical, electrical engineering, electrician, electricity, electronic, electronic engineering, electronics, equipment, fix, handle, heat, hot, industrial, industry, instrument, iron, isolated, lead, melting, metal, new, object, repair, service, set, shine, shiny, solder, soldering, soldering iron, soldering iron tips, soldering tips, steel, technology, tin, tip, tool, tools, weld, welding, white, wire,