Friday, October 19, 2012

Flashing LED

Alternate red and green flashing LED using 9 volt battery






Part list 
  1. R1,R2 - 100 Ohm
  2. R3,R4 - 105 K
  3. C1,C2 - 10 μF 25 Volt
  4. T1-T2 - BC 548
  5. D1-D5 - Red LED
  6. D6-D10 - Green LED
  7. 9 Volt Battery
    8.  
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