These are Tech Blogs i maintain to jot products and services of various firms in relation to Electronics Product Design and Development. You will also find here some of my product and circuit designs. Some of my design, manufacturing experience and learning notes too are being recorded.

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

Digital and Analog Clocks

• Flight Clock - An Aircraft Cockpit Dashboard clock simulation.
• Digital Clock - Digital Seven Segment Clock with Week Number.
• Hourglass Clock - Dynamic Indication of Time elapsed or used.
• Analog Bargraph Clock - Colorful Bar Graph of Time in Progress.

The above clocks use your PC clock for time data. Keep your PC clock updated with this freeware Atomic Clock Sync.

Tiny Web Tools

• Pin a Note - Tiny Memo Notes, Subtle Colors for Note and Pencil.
• RGB Color Mixer - Create a Shade by Mixing Red, Green and Blue.
• Mobile Browser - Verify how your Mobile Optimized site would render.

Toys and Games

• Dual Digital Dice - Random Dice with Digital Readout, Quick Results.
• Electronic Toss - Random but Reliable Tri State results, Yes, No and Po.
• Audio Visual Metronome - Select Instrument, Tempo and Replay Sequence.

Electronic Gadget Simulation

• Programmable Digital Timer - Digital Count-up Timer, with Preset Alarm.
• Digital Alarm Clock - Alarms setting with Electronic Gadget like controls.

Digital Electronics Tutors

• Astable 555 Timer Flasher - 555 Blinks Two LED Lamps, Vary Part Values.
• LED Running lights CD4017 - Speed up a 555 Clock driving a LED Chain.
• Digital up down BCD counter - Flip-Flop, Binary Numbers, Logic Demo.
• Digital Logic Gates - Logic Gates with LED Lamps and Pushbutton Switches.

These are Gadgets i HandCrafted for iGoogle. You can also add them to your Webpage or Blog. These Gadgets are available in the Blogger Widgets in Template Layout Design. These gadgets can also be found at dapj Gadgets.