This is quite a common power supply, a lot of the simple breadboard power supplies available on Ebay are based on this kind of design. Many of the parts are…
Author
iainhendry
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The ICL7660 is another one of these very useful little IC’s to have in your collection, The ICL7660 is a monolithic, CMOS switched-capacitor voltage converters that can invert, double, divide, or…
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The LM386 is a low voltage audio power amplifier. It is suitable for battery-powered devices such as radios, guitar amplifiers, and hobbyist projects. This comes in a 8 pin dual…
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This is a simple circuit that was submitted, the purpose was to check the voltage of a golf cart battery that was not in use did not fall below a…
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This is a simple logic probe based around a transistor A Logic low will switch the LED off A logic high will switch the LED on Schematic Parts List…
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This is a basic amplifier example using a transistor, you adjust RV1 to get the best results. You can get around about a gain of 50 (Vout/Vin) Schematic