This circuit keeps the neon lamp on for a moment when it receives a pulse. The turn on time depends on C. The transistor is of the old type, from the 60's, when the circuit was published.
The integrated circuit used in this 80's application is not common today. However, modern...
This circuit makes use of the Linear Technology LT6100. We find it in a 2005 company manual. The...
This General Electric circuit produces pulses of light only when light stops shining on the...