Top 3 Projects Using BC547, 2N2222A, 3904 Transistors and LED 

Actually works. Make sure the mic is connected wit the right polarity.

great job 👏👍👈 success there family 🤝

Love you bro. You make real project I am try your project it is really work it.

Very suprb well done

Good video thanks

Good job ❤

Nice Video....👍👍👍👍👍👍👍👍

Shuper

RGB powerled vumeter operation has been super👍👏👏👏

Good work

Ase he aur easy vidio banaana

Your videos that everything comes to life cool stuff buddy 👍

Great work Buddy, 👍🙂.

Excellent brother, keep it up

Nice

Super mainder😊😍👌🏾

Good content

Cool brother

Can you do it with breadboard instead of soldering

2 condencer mic ko series ya parallel me joker es circuit me lgane se kya hoga..?.

In Project 1 of LDR can I use 3.7 volt power supply? Or I have to make some changes in circuit to use 3.7 volt supply plz sir tell me

Bhai please meri help kro, Bhai bc547 aur c945 transistor me kya difference h jaha c945 lgta h kya hum uski jagah bc547 ya phir 2n2222 transistor lga skte h kya?????

👍

you gave me an idea how DIY holder stand 😂. Thankyou so much.

mạch cháy theo nhạc

Please, can anyone draw the electric circuit of the second project? I really really need it.

Make a mic for any Bluetooth speaker that to wired one please

Put diagram in video

📸👍👍

Nice video #techgyanbiswajit

I would rather listen to you expelling gas than this painful muzak. otherwise great video.

Hii sir please reply

2:44 can i use 47uf 50v

Please show orphans

Bhai project ka name be lik dena

In the second project use a speaker instead of those led bulbs To make a sound system

Dileswara

No circuits

Agar ye project lena ho to

bunny Mic Blue

Another one with annoying music and no dialog.

Wat

Hii

BC547 3904

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Inivation