The operational amplifier used in this circuit is uncommon nowadays. We obtained this circuit from documentation from the 1980s, but it can be adapted to use more modern equivalents.
This charger was found in an old Motorola manual using an SCR from this company, which, however, can...
This circuit visually indicates that a high voltage is present in an outlet or other point. The...
This simple circuit of effects is interspersed between the instrument and the amplifier. It is...