18 Led's flashing at three different rates. The circuit uses a 4060b Ic which is a counter and an isolator in a package. Requires 9v battery to run.
EFK 8000 NPN Astable Multiviabrator
EFK 8001 555 Flip-Flop
EFK 8001V 555 Flip-Flop Vero Board Version
EFK 8002 PNP Transistor Flip-Flop
EFK 8003 NPN Transistor Flip-Flop
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