1. The board size: 90* 60MM
2. The board thickness: 1.6mm
3. Board material: international standard sheet, all tin pad, high strength fire drop, material, can be repeated disassembly.
4. PCB board design is reasonable, are commonly used in the SMD components.
5. The left and right of the three components are used to practice welding, each column with a test point.
6. The middle of the circular circuit for the water lamp circuit, by the CD4017, NE555, light-emitting diodes, welding power can work.
7. The circuit is also used on the back, a ruler to facilitate the measurement of components. There are examples of PCB conductors to facilitate the use of PCB design.
8. The circuit voltage 3 ~ 12V
9. This kit contains all the elements of the following photos.
10. Number of components: 125
11. Number of solder joints: 274
12. Use solder length: 35CM (diameter: 0.6mm)
Include Package:
– 1206 Resistor 12 pcs
– 0805 Capacitor 12 pcs
– 0805 Resistor 12 pcs
– 0603 Resistor 14 pcs
– 0603 Capacitor 14 pcs
– 0402 Capacitor 14 pcs
– 0805 Resistor 1K ohm 15 pcs
– LED 11 pcs
– LED 4 pcs
– Triode J3Y 4 pcs
– Diode 4148 4 pcs
– 0805 Resistor 10K ohm 5 pcs
– 0805 Resistor 2M ohm 1 pcs
– 0805 Capacitor 0.1uF 2 pcs
– IC NE555 1 pcs
– IC CD4017 1 pcs