This interesting digital counter with relays with complementary outputs was found in the Radio Electronics magazine of October 1961. The supply voltage is in accordance with the relays used.
This preamplifier for magnetic cartridges was found in the February 1990 issue of Radio...
This circuit is used to switch direct current loads such as a lamp, for example. Remember that...
This power control circuit was found in an article in the June 1995 Electronis Now magazine. The...