Sequenced flashing AC flash lamp circuit

Published:2011/4/12 21:45:00 Author:Nicole | Keyword: AC flash lamp | From:SeekIC

Q3, Q4, Q5 circuit form ring counter, the control leve of three terminal TRIAC Q5~Q8 is its load. Three incandescent lamps are sequenced flashing, normally only a lamp flashing at a time. Pulse frequency can be adjusted, the speed of changing lamp is 0.1~8/s. If adding the circuit of dashed box, the first light will not be extinguished when the next light flashing.



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