Relay Driver Circuits
A collection of circuits for driving relays in your projects.
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Mixed Voltage Systems
This article describes methods for interfacing 5V and 3.3V devices in a world where microcontrollers and various sensors often operate and communicate at different voltages.
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Solder Pot Controller
A custom solder pot controller which keeps the temperature at a specified set point using a BASIC Stamp Module and a Solid-State Relay.
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Digital Thermostat
A custom-made digital thermostat for my computer shop and home. Features included custom programs and back-lighting.
