When fuse F1 blows, the transistor biases on, sounding the buzzer and powering D2

AuthorsVladimir Oleynik
Main DocumentArticle «Simple blown-fuse indicator sounds an alarm»
DescriptionFigure 1
File Format / SizePDF / 21 Kb
Document LanguageEnglish

When fuse F sub 1 /sub  blows, the transistor biases on, sounding the buzzer and powering D sub 2 /sub