LM1875T mono 30W amplifier board speaker power amplifier PCB DIY kit LM18DB
4,21 €
PCB size of engineering drawing is 46.5 37.5mm. The speaker impedance: 4 Ω - 8 Ω. Frequency response: 14hz-100khz (maximum range calculated by RC high-low power circuit: 3.29 hz-482.29 kHz). Signal to noise ratio: 105dB.
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