delabs Technologies covers design of custom industrial and instrumentation products. delabs is a web-service for product design and development.
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dapj Tech Blogs
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.
dapj Tech blogs – Electrical/Electronics Educational and hobby/diy electronics.
These are the main circuit sections, these have circuits in PDF format with Source design files and PCB layouts for some. If you want only Schematic Images with brief description, remain on this blog.
- Analog Circuits – Opamps, Comparators, Small Instruments, Mixed Design Circuits.
- Digital Circuits – Logic Circuits using 74 and 40 series of TTL and CMOS Chips.
- Power Electronics – Power Supplies, SMPS, Switching Supplies, Inverters, Energy.
- Microcontroller – 8051, 8951. Analog Interface, Single Board Computer. Firmware.
- Test Measurement – Basic DMM, Insulation Tester, AVO Meter, Small Tools.
- Data Interface – Printer Port Interface. Serial Port Circuits, Virtual Instruments.
- Hobby Projects – DIY Projects for a Lab. Basic Transistor Circuits for Learning.
- Custom Projects – Custom Design Examples including specification development.
- Theory Tutorials – Learning Electronics, Instrumentation and Industrial Controls.
- Electrical Diagrams – Control Panel Diagrams, Industrial Automation Designs.