This circuit, suggested by an Electronics World of 1969, keeps a blinking LED for a while when a power outage occurs. Time depends on capacitor C1.
ST Microelectronics STSPIN32F060x Three Phase 600V Controller This STMicroelectronics component...
Pink noise is used in musical instruments, testing of telecommunications equipment and other...
This circuit is from a 2004 documentation serving for signals from 1 MHz to 160 MHz. The antenna is...