Found in the Encyclopedia of Electronic Circuits volume 5 from 1995, this circuit uses a transformer. The circuit feeds a transformer that produces 200 V for a xenon lamp.
The CMOS TLC555 can be gated from external CMOS circuits using the configuration shown here. The...
In the figure we have a two-channel preamplifier with two 741 integrated circuits. The circuit is from a...
We found this circuit in a documentation from the 50's. The transistors are germanium types. The...