AC and DC Voltage Detector Circuit #youtube

AC and DC Voltage Detector Circuit #youtube

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[KamranPco-kn]

Sir a DC volt KO check Kar. Ta ha I ya nai

[Anand-rrer]

Bro circuit and components sollunga please

[vinayvishwakrma]

Hello friends
Can you sell this working model
In good condition
I am interested to purchase it

[infinityit]

Minimum DC voltage detected rage ?
Can this Circuit detect 5volt DC??

[Abdul-nziq]

No use because soldering how make how tto teach and understand so no good

[VinodSharma-bhhj]

Emitter of second BC 547 and base of third BC547 are floating.