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مميزات خاصة
【Description】Small size design, full chip technology production, input and output coupling capacitors using imported non-polar capacitors, the op amplifier using the AD828 chip.
【Voltage】Operating voltage 5V-15V
【Amplifier】R7, R5 are the amplifier setting resistance (the default delivery is about 5 times the amplification, you can change the amplification according to your own needs, the resistance can be selected from 5k-47k, the larger the resistance, the higher the amplification, if the plug-in resistor is used, you can remove the original patch resistance, the plug-in resistor is welded on the welding pad reserved at both ends of the patch position)