Found in a 1969 EDN, this high current circuit, not indicated in the documentation, uses transistors from that time. The input voltage can be between 9 and 11 V.
This configuration that appears several times with variations on this site is from old American...
This configuration (somewhat critical, as the imbalance of characteristics between transformers can cause...
This circuit is from a Popular Electronics of the 90's. Any power MOSFET can be used. The circuit...