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Home Made Circuits

These are circuits that you can build at home, which may help solve some small problems by building simple gadgets. That also will help you learn and improve your skills and knowledge.
Home Made Circuits - delabs
Home Made Circuits - delabs
delabs-circuits.com

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Analog Op-Amp Interactive Tutors

I have made some Web Widgets, these are analog opamp tutors. Interactive Tutorial with Simulated Meters and Potentiometers, demonstrating how Operational Amplifier functions in different configurations.

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Millivolt Source with Digital Potentiometer

Variable Parameters like voltage, current can be obtained by using a Digital Potentiometer. Microcontrollers or Counters operate FET CMOS Analog Switches.

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Optical obstacle switch with LM567

This is a simple toy that has many applications. Any object that breaks a light beam will trigger a relay to on condition for a period of time.

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Basic Electronic Digital Circuits

Digital Logic : Looking thru all the circuits, you can see decoders, timers, clocks, drivers, flip-flops and counters.

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OR gate with two 555 - del00014

This shows how to OR gate two 555, when one 555 cycles at a low frequency a valve turns on an off, the second 555 stretches the ON duration of the pulse with a diode OR gate.

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Accelerometers in Electronics

An accelerometer is a device that measures non-gravitational accelerations. These are accelerations produced by mechanically accelerating the accelerometer via its casing.

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Hobby DIY Circuits

A Typical Hardware Hobby Enthusiast is a Hacker when he starts learning, it is sometimes given the name of reverse engineering in another context.

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The Philbrick Archive - Bob Pease and The OpAmp

This site is a free non-profit repository of materials from GAP/R George A Philbrick Researches, the company that launched the commercial use of the Operational Amplifier

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Christmas Tree - CircuitStew

The true Christmas Spirit is in giving, You can only give if you have something, right. You can Have when you Acquire Skills, Imagination and a Cheerful Attitude.This will help you Create Things! - Derek Wolfe
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