Karen Lin Apr 02,2014

Speed control for PCB drill

DescriptionHere is a simple circuit for controlling the speed of DC operated PCB drills. The heart of this circuit is the ICLM3578 which is a very efficient integrated switching regulator that can be ...

PCB drill printed circuit board

Karen Lin Apr 01,2014

PCB Drill Sizes: #80 to #44 and everything between

This is a chart of drill sizes that might be used on PC boards. PCB drill sizes are no different than standard drill sizes, however PCB hole sizes do not correspond with the drill size if the holes ar...

PCB Drill printed circuit board

PCBWay Dec 17,2013

PCB nc drilling

Keyword: PCB drill, PCB drilling manufacturing, PCB factory PCB drill is mainly used for PCB drilling manufacturing, general nc drilling machine of PCB factory of bit types are as follows: straight s...

PCB drill PCB drilling manufacturing PCB factory

PCBWay Dec 13,2013

PCB CNC Drill

label: PCB board,PCB drill,circuit board PCB drill is mainly used for the manufacture of PCB drilling, CNC mill's general PCB drilling drill types are as follows: Straight shank twist drill, twist dr...

PCB board PCB drill circuit board