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vu meter, send me the circuit diagram and pcb design

时间:04-08 整理:3721RD 点击:
hii want to make vu meter can any one please send me the circuit diagram and pcb design i want to build using lm3914..

see:

http://wiredworld.tripod.com/tronics/audio_level.html

thank you very much even u stay at Bangalore?

thank you very much even i was looking for it....

with pcb

http://www.circuit-projects.com/audi...and-lm324.html


http://sound.westhost.com/project60.htm


using LM324:
http://www.zen22142.zen.co.uk/Circui...io/vumeter.htm



using pic (usb vu meter):
http://waitingforfriday.com/index.ph...B_LED_VU_Meter

good luck

can you help me,.I'm building a mini audio analyzer,but its not working,..
i'm using lm3915,4017 and 4011 for this project,..

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