High Quality Intercom circuit

This is an intercom circuit which use LM380 as the audio amplifier and 2 transistors......

Stereo Tone Control circuit

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This is stereo tone control circuit based on IC LM1036. The circuit should be works......

Infrared Toggle Switch schematic diagram

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Use this Infrared toggle switch for wireless switching. You need to add IR receiver......

"Night Rider" 16 Stage Bi-Directional LED Sequencer circuit

This bi-directional LED sequencer circuit uses IC CD4516 and IC 74HCT138 as counter......

18W amplifier circuit based on IC HA13118

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Here the 18W audio amplifier circuit which powered by IC HA13118 as the main component.The......