4 group quiz buzzer

182

03:14:13

Quiz buzzer for 4 groups.... I made for 2 or 3 groups also but this 4 one is much clear and easy then before ones....concept = transistor as switch.

published 9 years ago

FitFat

9 years ago

I tried to design a quizz buzzer too, because I think it's a very good subject. Mine may be based on a different concept or purpose from yours, but it would be easier. Please see it if you like ( http://everycircuit.com/circuit/5054297198297088 ).

unservice

9 years ago

You are just tart !!!

Manraj

9 years ago

Nice concept Mr.Fitfat

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