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4 Band, 5 Band and 6 Band Resistor Calculator Tool
Graphical resistor calculator tool.Quickly understand the resistor color code.
PCB Trace Width Calculator
Internaland External PCB Trace calculator tool.
Wire Self Inductance Calculator
Wire, Parallel Wire, Coax, Wire over Plane, Loop, Rectangle Loop, Coil, Broadside Trace, and Edge Coupled Traces

Electronically Controlled Security Door Keyboard

Electronically Controlled Security Door Keyboard

The circuit was constructed to provide a simple electronic lock system based on a single integrated circuit and will require a code of seven digits.

45 Watts Audio Power Amplifier Using HEXFET Technology

45 Watts Power Amplifier Using HEXFET Technology

The circuit was based on HEXFET technology to create a power amplifier that would produce an output power of 45 Watts.

Graphic Equalizer with 10 Bands of Frequency

Graphic Equalizer with 10 Bands of Frequency

The circuit was designed to be able to amplify or attenuate some regions of the acoustic spectrum with the use of a graphic equalizer.

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