This TTL counter was found in the March 1991 issue of Radio Electronics magazine. The circuit is part of a larger project and must be powered by a 5V voltage.
This is a high side smart current monitor circuit. The circuit is from a 2005 Linear Technology...
This 3-step level indicator uses only passive components. LEDs are common and trimpots can be 4k7...
The figure shows how to obtain a capacitance digitally with 4066 switches. The table shows the...