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If you need any electronic component to assemble the circuit in this video: mamuteeletronica.com.br Use the discount coupon VALDEMAR10 to get up to 10% off! This Audio Amplifier works in a very similar way to the amplifiers in Classic Automotive Sound Equipment (Tape Players, CD Players) because with a relatively low voltage you can achieve very interesting audio powers... Files for Download (Diagram and Layout Error already fixed, although it also works as it was): https://drive.google.com/file/d/1vQ32... Be a member of this channel: / @valdemar_gomes