Jrifedptry DIY Radio Kit FM Stereo Radio Learning Patch Components Welding Assembly Production Kit

3. Item name: FM Stereo Radio Module DIY Kit. Item Mode:YFM-2. Work Voltage:DC 3V. Work Current:19mA. Output impedance:32ohm. Work Temperature:-40Celsius - 85Celsius. Work Humidity:0% - 95%RH. Size(Installed):57 x 32 x 20mm 2. Built-in digital automatic gain control (AGC) circuit. Support the global frequency band 76-108Mhz. DIY manual welding. Simple and easy to operate. Support radio memory function 1. The YFM-2 type radio circuit is very simple. The total number of components does not exceed 19. Although the number of components is not large, it includes two types of components: SMD and DIP which are suitable for novices and friends who want to practice soldering of SMD components. 4. Applicable: Training welding skills. Student school. DIY production. Project Design. Electronic competition. Graduation design. . Home decoration. Souvenir collection 5. Installation Tips: User needs to prepare the welding tool at first. Please be patient until the installation is complete. The package is DIY kit.It need install by user. The soldering iron can't touch the components for a long time(1.0 second), otherwise it damage the components. Pay attention to the positive and negative of the components. Strictly prohibit short circuit. Install complex components preferentially. Make sure all components are in right direction and right place.