9個LED組成的音頻電平表電路, Audio VU meter 9 leds
加入技術交流群
Specifications
5 LED VU Meter kit is based on LB1409 IC from SANYO, which will indicates the volume level of the audio signal it senses
SUPPLY 12V DC @ 50mA
PR1 REF SET
PR2 AUDIO LEVEL SET
Schematic
Parts List
DIY機械鍵盤相關社區:機械鍵盤DIY
評論