This circuit was found in documentation from the 1970s. The transistor supports modern equivalents. L1 with C4 determines the frequency range of the signals that will be produced.
We found this power supply in the 1982 SGS Linear Integrated Circuits manual. The L296 is not...
This circuit is from an English book from the 1980s. Transistors can be general-purpose types of...
The basis of this circuit is the integrated TA7205, which is not very common today. We found the...