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Gain and Volume Adjustment for Balance Input
The circuit was designed to create a balance input device that would provide an adjustment of gain and volume while having a symmetrical electronic input.
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Relay Switch Activated by Tone and Signal
The essence of the circuit is for the input of tone and signal to provide an activation for the relay switch.
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Switch Control with Touch-Sensitive Input
The objective of the circuit is to create touch switch control that is sensitive enough to detect the input to perform the desired output.
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Electronic Selector Driven by Relays
The circuit was aimed to produce an electronic selector for ten alternative sources with the means of showing the result in a 7-segment display being driven by relays.
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Window Switch Sensor Based on Temperature
The circuit has been designed to produce a window switch with the use of a thermistor for the main purpose of sensing temperatures.
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Digital Selector with 8 Sources
The objective of the circuit is to develop an electronic selector coming from 8 sources with an up-down motion in series.
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Touch Controlled Capacitive Sensor Circuit
The circuit was specially designed for shop windows animation as it makes use of a capacitive sensor that is triggered by touch control system.
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Thermostat Heating System
The purpose of the creation of this circuit is to provide a control over a central heating plan or a heating system by maintaining the indoor temperature at constant value regardless of the...
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Clap-Sensitive Relay with ON/OFF Feature
Clapping of hands is the main idea on how this circuit was built with the acknowledgement of a relay to cause the circuit to function with ON/OFF feature.
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Headphone Amplifier with IR Communication
This low cost project can be used to reproduce an audio from TV without creating any disturbance from other people.
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