PAM 8403 audio board with volume controller
Features:
- Miniature most popular digital power amplifier board 2x3w class D power amplifier board, Can work on USB power supply.
- most importantly Good noise suppression
- Input audio should be via sheilded wire
- Dual channel stereo output 3 w + 3 w power
- Works with 5v power supply
- Therefore can directly drive 4 Ω/8 Ω small speakers
- big output power, sound quality is good.
- Unique without LC filter class D digital power board
- can use computer USB power supply directly
- Double panel wiring, super mini design, can easily fit in a variety of Most Popular digital products
- high amplification efficiency
- made with solid plate welding machine
About PAM 8403 audio board with volume controller
PAM8403 is a small most importantly digital amplifier chip.Because of high-definition sound quality highlights. therefore the advantages of digital chips. circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf. (some sellers are less did not even 100uf capacitance) 1.6mm glass sheet.The real amplifier board did the most detailed, high-fidelity sound output 3W + 3W, is a rare good product enthusiasts amplifier. potentiometer using original anti-meter body,.life expectancy up to 15 years.potentiometer with switch can cut off the power supply directly counterclockwise
How to Use PAM 8403 audio board
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