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delabs dapj tech news


delabs dapj Tech News
  • Stephen Ostermiller Code
  • Stephen Ostermiller has many interesting and innovative code that will help you learn the right way to write code in JavaScript or Perl . Some of the highlights are Scientific Calculator, Triangle Calculator, Contact Form, Tic-Tac-Toe Graphing Calculator Programs, Java Utilities, RSS Reader and Random Password Creator.

    Read more


  • BD139 and BD140 Complementary Transistors
  • BD139 and  BD140 Complementary Transistors

    This pair is my favorite when driving small solenoids or motors. SOT-32 and 12 Watts on Heatsink. This means any small solenoid, relay or DC motor can be controlled with this.

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  • Analog and Digital Voltmeter using ICL7107
  • Analog and Digital Voltmeter using ICL7107

    This Circuit  is a DPM or digital panel meter. It has a analog bar graph display and a 3-1/2 digit digital display.

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  • Electronic Test Equipment from Tucker Electronics
  • Electronic Test Equipment from Tucker Electronics

    Tucker Electronics offers New and Refurbished Oscilloscopes, Analyzers, Meters, Counters and Power Supplies from quality manufacturers. New Test Equipment, Refurbished Test Equipment, Used Test Equipment.

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  • AVR Microcontroller Projects
  • AVR Microcontroller Projects

    This site is dedicated to AVR microcontroller projects. Here you will find schematics and board-layouts , also the program-code, part-lists and pictures of the projects.

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Tech Media Network


Tech Media Network