Electronic Product Design

• Schematics of delabs - Circuit Diagrams, Design 
• Soldermans Basics - Tutorials, Theory, Fundamentals
  
• dapj Diagrams - Instrumentation Products Design
  
• Hobby Hound - Hobby, DIY, Do it Yourself Projects
  
• Design Gopher - Product Design, EDA, ASIC Design
  
• Elex Quna - Electronics Questions and Answers
  

Materials and Equipment

• Components and Materials - Parts, Instruments, Tools
  
• Analytical Bionics - BioScience, GeoScience, Analytical
  
• Hyper Embedded - Microcontroller, SOC, FPGA, ASIC
  
• Tech Products Preview - Engineering Products Cladistics
  

Computers and Internet

• dapj Tech - Digital Analog Power Junction
  
• Nomadic Computing - HandHeld Wireless Computers
  
• dapj Gadgets - iGoogle Web Gadgets
  
• dapj Gizmos - Gadgets, Gizmos and Tools
  

Software and Internet

• SAN Gear - Computers, Programmers, Web
  
• Web Deuce - Webmaster, Scripts, WebApps
  

Tuned Specialized Search

The Custom search engines are at dapj Web. Seven Specialized Search Engines are at dapj Tuned Search. They use the Google Custom Search and are updated by the data from my Tech Blogs. Every month as more blog posts are added, the search gets a bit better. Some pages are manually added too.

Engineering Scientific Search - Tuned Search for Engineering and Scientific Products, Services, Manufacturers, Companies, Dealers, Distributors.

Software Developer Search - Tuned Search for Software, Programmer, Computers, Web Design and Developer Resources.

Electronics Design Search - Tuned Search for Electronics Circuits, Schematics, PCB, Product Design and Projects.

Hobby and Do it Yourself Search - Tuned Search for Hobby Electronics, Do it Yourself Projects, Audio, Video, Home, Garage Gadgets and DIY Pages.

Education Knowledge Search - Tuned Search for Information, Learning, Knowledge, Students and Educational Resources.