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  • First posted around 2006 in "Ideas of delabs" and enhanced later, something to ponder about. Robotics, Mechatronics, Nanotechnology and RF-Optics will define an Advanced Environment for Man. - Automated, Efficient and Connected. Electric + Solar…
  • I could find that many HandHeld Computers are Difficult to use and the User Experience is a bit like wearing Shoes two Sizes Smaller. So i thought i make a Feedback about how small a computer could be without any Compromise from the Present PC OS or…
  • Wireless Charging is a Reality today, it was first conceived by me in the 90s. The first page published related to that in my netscape site. This was conceived to get rid of cables for data and power on my desktop. I felt if we use Optics for Data and…
  • The EE Resource Sites has been updated. These lists are now over a decade old. Many Broken Links have been removed. Some Resources that were listed have moved to the blogs. Electronics Engineering Reference Resources Electronics 1 - Hobby or DIY…
  • A Jpeg browser device like Digital Photo Album. It has a LCD Screen and a FM Radio interface. It costs less that $100 or comes free with 5 yrs subscription to a paper. - The SmartRadio In the early morning it downloads the media on a built-in locked FM…
  • delabs circuits has been made Responsive. Tablet Computers, Laptops, Netbooks, Notebooks and Desktops will render most of delabs and dapj blogs/sites correctly. Other Devices like Smartphone and SmartTV are partially supported. All blogs and sites of…
  • Some old examples of open custom designs. these were made to educate the customer and also study the capability  of online communication and and collaboration tools for such activity. Two Stage Sequential Timer Docs -  The circuit is a two…
  • This was an idea for Apps like Browser and Email..This is for any device phone or laptop a user interface for people who need it like when Cooking or Driving. People with disabilities or injuries. BlackBerry Phone had a nice incorporation of the text to…
  • An Early website HandHelds.org that was active in the days before the wave of Portable Devices you see today. 2003-2004. Advanced Portable devices are now in everybody's hand. "At the hardware level, we embrace any device that can reasonably be…
  • Alfred Powell Morgan’s first, second, third and forth books of radio and electronics where once among the most loved beginning electronics hobby books. A motivated tween could build the projects with minimal mentoring. Building these same projects today…
  • Need an unique Application for 8051 mcu project ? - mail by J9 Look at this place 8052.com - The Online 8052 Resource - This web site is dedicated exclusively to the 8052 microcontroller, related products (both hardware and software), and 8052…
  • well listen i read about an idea but i didn't get it so well and i want to develop it if i understood it with ur help active camera trigger shutter something like that i want to know input output solutions and i was wondering if i can send the picture…
  • This is a easy to build LED lamp circuit for Learning and building skills. This is the first draft schematic V 1.0. It will need improvements for Higher Power Lighting. I will give a short summary, The LM317 here configured for around 6.4V DC. The Q3…
  • LM311 is a comparator, It operates from single 5V supply or dual supplies,input current 150 nA, 50 V-50 mA output drive capability. TTL-CMOS compatible output. Even LM324  used as a  comparator Water Level Indicator with Reed Relays The…
  • This is a R-2R Digital to Analog Converter, It converts a byte (8 bit) to a analog value. It has 256 levels including zero. This was the first Digital Pot i Built decades back - Digital Potentiometer This can be used to convert a byte sent from a…
  • The objective of this textbook is to develop the RF circuit design aspects in such a way that the need of transmission line principles is made clear without adopting an electromagnetic field approach. Therefore, no EM background is necessary beyond a…
  • Since 1978, Wenzel Associates has defined the state-of-the-art in ultra-low phase noise while providing system manufactures with the highest quality, cost effective frequency components and instruments. Wenzel Associates introduced the Blue Tops system…
  • Tech Articles, catalogs and RF-Microwave Product Showcase. Covers RF/microwave subsystems and components such as amplifiers, oscillators, modulators etc. RF Globalnet - RF components and modules Among others they also cover Test Equipment, Microwave…
  • The Lead Acid Batteries are used in Automobiles and UPS - Uninterrupted Power Supplies. Battery Banks and Arrays are used in Home and Industrial Power Systems with Solar and Wind power charging too. These batteries have survived many other types, for…
  • A Typical Hardware Hobby Enthusiast is a Hacker when he starts learning, it is sometimes given the name of reverse engineering in another context. The Hardware Hobby Freelance hacker is better off, he is doing it for Learning and Education. Students…

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