> I have a friend that bends the tip of all the pins and > jumpers on the bottom side of the boards, but he > does this because his products are used in > motorcycles that have too much vibration. Not only vibration, but also high temperature. SnPb may have thermal expansion coefficient different to that of the pin's material. > I would say that in a vehicle this technique may > indeed lead to failure due to vibration, but for > stationary equipment it is less than a concern. Depends on the culture in my opinion. Best regards. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist