55MHz Scope Sensitivity Amplifier
Scope sensitivity amplifier is a vital front-end signal processing for every scope instruments. The function of this circuitry is simple: […]
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Audio and Music Circuits
Two-Band Bxandall Active Tone Control
Using active circuit for tone control means that we can provide cut and boost, maintaining overall amplifying factor of original […]
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Ligthing and LED Circuits
Averager and Peak Hold/Extender Signal Conditioner
A signal averager circuit can be formed by an amplifier and active signal rectifier, which is implemented using two operational […]
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Control CIrcuits
Pulse Width (PWM) Controller Circuit
A LM3900 quad operational amplifier can be used to build a pulse width (PWM) controller. The LM3900 was chosen because […]
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Power Supply Circuits
MAX1703 Single-Cell Boost Converter Circuit
When you design a circuit with only a single-cell battery, you will need boost-converter to provide enough voltage for most […]
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