Surfactant
A chemical added to the cleaning solution to lower surface tension and to promote wetting.
Shiny Li
Jan 28,2016
201 views
Surface Tension
The natural, inward, molecular attraction force that inhibits the spread of a liquid at its interface with a solid material.
Shiny Li
Jan 28,2016
227 views
Surface Mounting
The electrical connection of components to the surface of a conductive pattern that does not utilize component holes.
Shiny Li
Jan 28,2016
208 views
Surface Leakage
The passage of current over the boundary surface of an insulator as distinguished from passage through its volume.
Shiny Li
Jan 28,2016
188 views
Surface Insulation Resistance(SIR)
A measure in ohms of an insulating material’s (as in FR-4) electrical resistance between conductors.
Shiny Li
Jan 28,2016
256 views
Surface Insulation Resistance(SIR)Test
Test for the level of resistance of an insulating material, such as FR-4.between conducting members of a board (traces, contacts).
Shiny Li
Jan 28,2016
319 views
Supported Hole
A hole in a printed board that has its inside surface plated or otherwise reinforced.
Shiny Li
Jan 28,2016
257 views
Subtractive Process
A process for obtaining conductive patterns by selective removal of unwanted areas of conductive foil from a metal clad base material.
Shiny Li
Jan 28,2016
267 views
Stripline
A type of transmission line configuration which consists of a single narrow conductor parallel and equidistant to two parallel ground planes.
Shiny Li
Jan 28,2016
220 views
Straight-through Lead
A component lead that extends through a hole and is terminated without subsequent forming.
Shiny Li
Jan 28,2016
198 views
Step-and-repeat
A method by which successive exposures of a single image are made to produce a multiple-image production master.
Shiny Li
Jan 28,2016
226 views
Step Soldering
The making of solder connections by sequentially using solder alloys with successively lower melting temperatures.
Shiny Li
Jan 28,2016
203 views
Statistical Process Control(SPC)
The use of statistical techniques to analyse the outputs of processes with the results guiding actions taken to adjust and/or maintain a state of quality control.
Shiny Li
Jan 28,2016
242 views
Stamped Printed Wiring
Wiring which is produced by die stamping and which is bonded to an insulating base.
Shiny Li
Jan 28,2016
193 views
Solidus
The highest temperature at which filler metal(Solder) is completely solid.
Shiny Li
Jan 28,2016
186 views
Solderless Wrap
A method of connecting a solid wire to a square, rectangular, or V-shaped terminal by tightly wrapping the wire around the terminal with a special tool.
Shiny Li
Jan 28,2016
203 views
Soldering
A process of joining metallic surfaces with solder, without the melting of the base metals.
Shiny Li
Jan 28,2016
208 views
- 12.13Any IoT technique for PCB Defect detection prior to failure
- 12.12Patch antenna with mashroom EBG manufacture
- 12.11is it possible to order this one, and what is the prize?
- 12.07shipping cost
- 12.07Sponsoring badges for series of an events?
- 12.06Can I reupload gerber files to my shared project?
- 12.03Shared project doesn't not have the badge on 2nd PCB competition
- 11.29It is possible to have the circuit and the firmware for the esp8266
- 11.29How Much Is The PCB
- 11.27i have a circuit with me.how can have PCB from you? what are the steps?