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The automatic irrigation control circuit is designed to manage crop irrigation based on soil moisture levels. It is applicable in various agricultural settings, including state farms, orchards, vegetable greenhouses, and large farmland areas. The circuit comprises a soil moisture...
This little guide for every electronics tester would actually have to lie in the toolbox. You can have components such as resistors, capacitors, diodes, etc. of testing. T1 and T2 form a Darlington. Therefore only need a small base...
The baby-alert receiver consists of three transistors: Q2, configured as a high-gain linear amplifier; Q3, functioning as both an amplifier and detector; and Q4, which operates primarily as a switch. Additionally, there are several other components involved. The system...
A simple instrumentation amplifier circuit diagram utilizing an operational amplifier (op-amp). The equation for gain, along with design, working principles, and construction details, are also provided. An instrumentation amplifier is a type of differential amplifier that has been designed to...
A basic digital voltmeter circuit utilizing the Harris Semiconductor ICL7107 is presented. It operates within a 2-V range. Calibration involves applying a known voltage of 1.2 V to the input and adjusting resistor R3 to achieve an accurate reading...
This design aims to restore the classic style of telephones that utilized a pair of gongs to signal an incoming call, evoking a sense of nostalgia with the familiar sound of ringing bells. Presented here is a "Telephone Ring...
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