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San Francisco Circuits PCB School

The purpose of the PCB school is to help educate engineers, technicians and buyers on printed circuit boards.

Our team of experts in the PCB industries have been proudly educating other printed circuit professionals since 2005. With this section, we hope to provide the opportunity to gain a comprehensive grasp of concepts in a shorter period of time, to remain up to date in the field, and/or to acquire the technical knowledge to begin or advance their skills.

We offer access to knowledge to everyone who needs them and wants to learn the technologies available in PCB design, PCB fabrication and PCB assembly.

Call us at 800.SFC.5143 or email us at



How to Improve PCB Design for Bluetooth Circuit Boards

Bluetooth PCBs

Incorporating Bluetooth technology into a PCB design requires various considerations. Check out some Bluetooth circuit design tips here.

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The Ultimate PCB Design Software Comparison Guide

PCB Design Software Comparison GuideOur ultimate guide to PCB design software comprehensively compares the top 6 PCB CAD programs available and includes a step-by-step tutorial of the top 3 final programs. This 6,000+ word guide compares DipTrace, EagleCAD, KiCAD, PADS, OrCAD and Altium Designer.

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Electronic Interconnect Considerations - Part 2

Electronic Interconnects PCB

Part 2 of our series on electronic interconnects and PCB interconnects discusses component selection, circuit/application testing protocol and some common errors and solutions that arise from multiple PCBs in one application. The tips in here will help your product take the final leap from prototype to production. 

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Electronic Interconnect Design Considerations

Electronic Interconnect Design Considerations

A multiple board PCB attached through electronic interconnects will pose a difficult, complex challenge for your engineers in layout. You can make working with electronic interconnects and multi-board assemblies easier! Find design considerations and principles in this article.

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High Heat Circuits

High Heat Circuits

Heat-generation has always been a factor in PCB performance with demands of today’s high power-density designs frequently overwhelming traditional PCB heat-management practices. This article will discuss some design methods and PCB technologies used to help the designer deal with high-temperature applications.

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How to Clean PCBs

How to Clean PCBs

Cleaning a Printed Circuit Board (PCB) to service a high-use product is as delicate a process as is making the board. Explore the options to cleaning PCBs here, ranging from dry cleaners like brushes, compressed air and vacuum cleaners to wet cleaners including demineralized water and isopropyl alcohol. We also include a special section on Ultrasonic PCB cleaning with a warning from NASA on the use of ultrasonic cleaning.

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Introduction to Flex Circuits

intro to flex circuits

This PDF gives a detailed introduction to flexible circuitry's uses, materials, characteristics and more.

Check out a preview of SFC's Intro to Flex Circuits

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PCB Manufacturing Equipment

PCB manufacturing equipment

In this issue, we look at all the equipment needed to manufacture PCBs including equipment for:

  • Electrical testing
  • AOI
  • Tooling
  • Lamination pressing
  • Pre-preg storage
  • Dry film
  • Imaging
  • Etching
  • Drilling
  • Routing
  • Plating
  • Soldermask
  • Assembly
Check out a preview of SFC's PCB Manufacturing Equipment

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High Precision PCB Drilling

High Precision PCB Drilling | PCB School

This beginner's article on high precision PCB drilling discusses the ongoing miniaturizations of electronics and the increased demand for high-density vias and through holes for interconnects. High precision drilling through mechanical and laser drilling produce these high density boards.

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San Francisco Circuits, Inc.

1660 S Amphlett Blvd #200
San Mateo,CA 94402
Toll-Free: (800)732-5143


San Francisco Circuits - San Diego

3914 Murphy Canyon Rd., Suite A244
San Diego, CA 92123
Local: (858)576-7202

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Latest News


Check out our updated PCB tolerances for standard & advanced technology circuit boards.

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Whether it’s a simple bare board for continuity and netlist testing or functional test of an assembled board, tests are always strongly recommended. We offer a wide variety of PCB testing and inspections for all boards we provide - both bare board fabrication and assembled PCBs. Check out our updated PCB testing & inspection capabilities.

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