A simple and convenient way to interface 2 relays for switching application in your project. This relay driver boosts the input impedance with a regular BC547 NPN transistor (or equivalent). Very ...
I recently helped a friend install a “smart” Ecobee 3 thermostat in the second floor of his home, see “HVAC Upgrade Shows Interconnect Complexity of These “Simple” Systems”. He was so pleased with its ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback