My alarm system has been down for quite some time, due to battery failures, and those batteries are really quite expensive.
I finally decided
Which ADC chip is recommended to use with the Sharp IR Sensor?
After watching the forums for some time, I'm surprised I have not seen anyone posting about this. I'm sure with this kind of access to the source, some
On my Bridgeport cnc from 1984 I have a power supply for the dc servos.
In line after a pair of diodes supplied by 220 single phase there