New Amplified Board Module AD828 Plastic Audio Op Amp Preamp Electronic☜

Feature: \n 1. The input and output coupling capacitors use imported non\u2011 capacitors, with stable performance\n2. The op amp uses fever\u2011grade AD828 patch, fine production process and professional design\n3. Full chip production process, small size design, can change the magnification by yourself\n4. Adopted of high quality electronic components, and accuracy process, ensure for the durability\n5. The module has standard design and reasonable structure, easy to replace and install \n\nSpecification: \n\nItem Type: Amplified Board Module\nMaterial: Plastic\nModel: AD828\nWorking Voltage: DC5-15V\nMagnification Adjustment: \nR7, R5 are the magnification setting resistors (the default delivery is about 5 times magnification, you can change the magnification according to your own needs, the resistance can be selected from 5k-47k, the greater the resistance, the higher the magnification, if you use plug-in resistors , You can remove the original chip resistor, and solder the plug: