This variable 1 A power supply with voltages up to 30 V was found in an article in June 1986 Radio Electronics magazine. The 723 IC is well known to magazine readers of the time and even today.
This circuit uses an oscillator that generates a signal of approximately 1450 kHz to test...
Found in a 90s Maxim's documentation, this circuit applies to almost any comparator. | Clique na...
27 MHz Transmitter (CB14008E) This circuit was found in a Japanese publication from the 1970s. The...