This circuit with zener diodes was found in documentation from the 90s. The zener diodes determine the lighting point of the LEDs. The circuit is for 12 V automotive batteries.
With this circuit found in a 1965 Electronic Design, it is possible to read a peak voltage of up to...
An electric wind flow obtained by the corona effect can be obtained with this circuit from Radio...
This circuit delivers 7 to 12 W of power at loads between 2 and 8 ohms. It has a high frequency limiter...