We found this circuit in a 1962 publication by General Electric. The circuit applies to common fluorescents in the 117 V power grid but can be changed to other grid voltages.
It can be obtained from Mouser Electronics new crystals for surface mounting from AVX with...
This effect for guitar was found in an English magazine from 1978. The transistors can be the most...
This circuit was published in a January 1971 issue of Radio Electronics to check television...