This inverter circuit for small 4 W fluorescent lamps was found in the December 1996 issue of Electronics Now magazine. The 110 x 6 V transformer is with 50 or 100 mA.
This circuit with JFET and Unijunction was found in an ancient American documentation. The...
This metering bridge circuit uses one power supply only. The operational ones depend on the...
We found this configuration in the 1964 RCA transistors manual. As indicator loads in each stage,...