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HUIMAI 5PCS/LOT PAM8403 Super mini digital power amplifier board miniature class D power amplifier board 2 3 w high 2.5-5 v USB

HUIMAI 5PCS/LOT PAM8403 Super mini digital power amplifier board miniature class D power amplifier board 2 3 w high 2.5-5 v USB

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Description
Condition:New Supply Voltage. Dissipation Power. Operating Temperature. is_customized:Yes Type:Integrated circuit module Application:Integrated circuit module PAM8403 Super mini digital power amplifier board miniature class D power amplifier board 2 * 3 w high 2.5-5 v USB Miniature digital power amplifier board 2 * 3 w class D power amplifier board high 2.5 ~ 5 v can be USB power supply Customer common problems: 1, 2 * 3 w miniature digital power amplifier board class D power supply can use the computer? Answer: power amplifier board can use a computer power supply, but will produce noise may be produced (also some customers did not appear murmurs), the best advice of independent power supply. 2, miniature digital 2 * 3 w class D power amplifier boards with the speaker of the house is good? Answer: our speaker is only provide DIY players try, sound is not particularly good, if the pursuit of high sound client can buy separately. 3, 2 * 3 w miniature digital power amplifier board class D why there are noise after power on the speaker? The answer: 1, appear whistlers, should be the audio input line, the introduction of shielded wire should be used for audio input line, and then there is audio input line don t hung up to connect good audio source. 2, is a kind of reason may be that some power supply is bad interference is very big, switch power supply. Customer common problems: 1, 2 * 3 w miniature digital power amplifier board class D power supply can use the computer?

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