92730
DIY-Victor Hot Sale
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We still have a lot of inventory not uploaded to AliExpress,
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Product Brief
The board is made of high-quality FR4-A fiberglass board,and each PCB board is tested by flying probe before leaving the factory. The PCB board uses FR-4 military grade A material plate. The tolerance of the plate and the stability of some parameters. A material is very powerful, which is beneficial to the expensive price of some other materials. The parameters of the components are printed directly on the PCB, which can be directly soldered without referring to the circuit diagram, which is quite convenient.
Product Features
1.Self-variable bending is not easy to occur(refers to the bending caused by non-human conditions), and the poor sheet will bend with the change of time and environment.
2.Impedance is more stable and reliable;
3.After welding, it can be powered from 7V to 15V. If there are no problems such as virtual soldering of the three types of resistors and diodes, the LED will light up, so you can easily judge whether the welding is good.
Component list
After welding, it can be electrified 7V to 15V. If there is no false soldering and other problems in the three kinds of resistors and diodes, the LED will be on, which can easily judge whether the welding is good.
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