Wednesday, December 09, 2015

Subwoofer Power Amplifier 40W

This amplifier build for subwoofer speaker system. This amplifier using TDA2030 and 2 transistor to driver nd boost the power output.Output Power is about 40W supply voltage of 12 to 44 V. Very simple subwoofer amplifier but so must powerfull.

Subwoofer Power Amplifier 40W

Part-list: R1-R3, R7 = 100 K? R6 = 8,2 kW R4, R5, R8, R9 = 1.40 Ω 1% R10 = 1 Ω C1 = 470 nF C2 = 10 V μF/63 C3 = 4.7 V μF/63 C4, C5, C7 = 220 nF C6 = 2200 V μF/50 C8 = 1000 V μF/50 D1, D2 = 1N4001 T1 = BD712 or BD912 T2 = BD711 or BD911 IC1 = TDA2030A LS = speaker - 4/8 Ω Cooling = Fisher SK08/75

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