Found in an old publication about neon lamps this circuit works directly connected to the power grid, serving as an indicator for various situations. Ordinary neon lamps can be used.
From an input signal, and using an unusual current source, this circuit generates a ramp, that is, a...
This circuit doubles and reverses the polarity of voltage Ve which can be between 5 and 15 V. The...
Using an operational with FET this circuit presents excellent gain and does not need a symmetric power...