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HELP with Schematic am new
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eduardo_gj1 6 years ago
hello, I'm new in this world of schematics, and I'm practicing with a buffer scheme for guitar pedals, what happens is that I see some different symbols that I get in easyeda, and another part is that this schematic in the BOM only leaves one IC and in the schematic I see two ic, I could mount the schematic to ask some questions, which are, DC IN, BAT1 9v, IC1A1 and out, IC1B1 and out. thank you very much to everyone who can help me![buffer splitter.jpg](//image.easyeda.com/pullimage/V9Pm42cfXJqKhD1muPAEU27To6hkhdX81tEEW0Ei.jpeg)![bom buffer splitter.jpg](//image.easyeda.com/pullimage/hAQYX1G5UUXgtt51VsFwpSFxzAsWiBNjB1p2HAfz.jpeg)
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eduardo_gj1 6 years ago
the file its open so if some person can help me the name its Buffer Splitter1
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andyfierman 6 years ago
Every Schematic capture / EDA tool has it's own libraries of schematic symbols. The reason you see two opamp symbols and only one device listed in the BoM is that it's a TL072 which is a dual opamp: [http://www.ti.com/product/TL072](http://www.ti.com/product/TL072) [https://www.st.com/en/amplifiers-and-comparators/tl072.html](https://www.st.com/en/amplifiers-and-comparators/tl072.html) [https://www.diodes.com/products/analog/standard-linear-products/operational-amplifiers/part/TL072](https://www.diodes.com/products/analog/standard-linear-products/operational-amplifiers/part/TL072) To get started, you may find the linked documents in this project helpful: [https://easyeda\.com/andyfierman/Welcome\_to\_EasyEDA\-31e1288f882e49e582699b8eb7fe9b1f](https://easyeda.com/andyfierman/Welcome_to_EasyEDA-31e1288f882e49e582699b8eb7fe9b1f) Please also see: [https://easyeda\.com/andyfierman/Elements\_of\_a\_simple\_PCB\-e42c7b2a4e17449f821a97d04806aeeb](https://easyeda.com/andyfierman/Elements_of_a_simple_PCB-e42c7b2a4e17449f821a97d04806aeeb)
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你现在访问的是EasyEDA海外版,建议访问速度更快的国内版 https://lceda.cn(需要重新注册)
如果需要转移工程请在个人中心 - 工程 - 工程高级设置 - 下载工程,下载后在https://lceda.cn/editor 打开保存即可。
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