This converter has coils according to the reception and converted frequency bands. We found it in the October 1989 Radio Electronics magazine in an article that teaches its construction.
This circuit is from the 1990 Motorola Linear Databook. The circuit can be implemented with other...
September 2017 - The new LDOs of STMIcroelectrinics LDLN025 for currents up to 250 mA and 1.5 to...
This circuit controls a heating element using a triac. Triac must be fitted with a heat sink. We...