Found in a 1969 Electronics World, this circuit is intended for amplifying analog cable TV signals. The transistor supports a modern equivalent.
With this simple tester you can measure the gain of an NPN or PNP transistor. The instrument can...
This circuit was found in an Elektor from the 90s. The integrated circuits are not very common...
This elementary medium-wave radio was found in a publication from the 1970s. The handset must be...