This simple source uses two 2N3055 transistors that must be equipped with good heat sinks. The source has no protection, only an input fuse. The diodes are for 5 A x 50 V or more.
Published in 1988 in Hands-On Electronics, this circuit converts the 12 V of a battery into 120 V...
The circuit presented, from a documentation for radio amateurs from 1974, generates two different...
Other operational ones can be used in this circuit that behaves like a precision diode. The font...