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Graphics Interchange Format  |  2010-05-11  |  24KB  |  609x513  |  8-bit (256 colors)
Labels: bulletin board | crt screen | monitor | plant | sky | window
OCR: 555 Timer Calculator 555 TIMER CALCULATOR Astable Monostable Diagrams Schematic Values 45 to 15 vdc Freguency [In Hertz] f =1.44/IB1 -82 - B21 4.7K Note Normally B1 On Time: 0.329 /10 value R2 [sec] Dn 693 [81 + R2] Off Time 1751 [sec] 470K Qutput 693 R2*C Duty Cycle [high] 50.51 Duty Cycle [low] LED Not time 1 ufd 01 iAnimate 3257 Dutput actual