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This 1W mono amplifier module operates over a wide range of voltages (3VDC to 15VDC: supply not included). Power output drops off with supply voltages lower than 6V and speaker impedances below 6 Ohms. This amplifier does not require a heat sink. This efficient amplifier is great for battery operation.
Read product sheet PDF. View K27 circuit board. Need a power supply? Get # 4_0014.
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