This transistorized circuit is powered by a voltage of 6 to 12 V providing high voltage for a neon lamp. The circuit is from a 90's publication. Modern equivalent transistors can be used.
June 2017 - These new AVX capacitors are suitable for filter applications, considerably reducing...
This circuit shows how to use the TTL IC 7790 to divide a square TTL signal by 7. Duty cycle is...
This circuit for some amps was found in a 90s Radio Electronics. The voltage can be between 6 and 25 V...