How to make Laser Security Alarm using LDR - 1 KM Range

[@rakshitasingh9788]

This is real hardworking

[@amitpandey-tn1gv]

I make and this is work and me first in my school for this project Thankyou❤❤

[@easyproject4uofficial]

👉❤️👈

[@pranjalfunny123]

Thank you.worked successfully

[@easyproject4uofficial]

Thanks for comment
👉❤️👈

[@love_muhabbat]

Bro please help me 😢😢😢

[@user-jh8ph8hg5j]

Good😊

[@easyproject4uofficial]

thanks

[@Hasnain_official.]

Nice😊

[@easyproject4uofficial]

Thanks
👉❤👈

[@-multiscreen]

Circuit doesn't work properly 😂😢

[@Nico-br4dc]

how to connect each wire?

[@anuptiwari2032]

Thanks buddy .. it worked 🎉

[@easyproject4uofficial]

👉❤️👈

[@love_muhabbat]

Help me 😢😢😢my not working

[@SSivanujan]

Range 1 km ture ?

[@MLBB_21]

Is it okay if there is no resistor😢😢😢

[@akemi6574]

Hi bro can you give me the procedure of this? Please 🙏🏻

[@___Anisha]

I used bc547(bk247) transistor and my circuit is not working what should i do ?

[@broken_56]

Does it actually work?

[@easyproject4uofficial]

Yes,

[@broken_56]

@@easyproject4uofficial If it is true you just saved me from getting a scold from my teacher.

[@om.vsh_]

Here buzzer is 12 V and battery is 9 V how this battery power this buzzer??

[@rakhikhangwal4111]

Resistance decreases the power need of buzzer

[@SamirDutta-vn6dq]

Ye Saab kaha milta hai tv k dukan pe

[@deathserver2029]

Sir please help plss sir I have setup everything correct but the result is exactly opposite like it buzz when light is falling on LDR and doesn't buzz when light is not falling on LDR pls suggest something that could fix the problem plssss

[@premrajsaini3708]

Bhai yrr same issue

[@jvb8213]

Where is the circuit Diagram?

[@eliazannetti701]

Ok but the allarm has to remain triggered

[@Tusharrvermaa90]

❤

[@easyproject4uofficial]

👉❤️👈

[@mohammadshuaib36]

Bhai eski synopsis send kardo

[@GamingWithT.S.M.]

it on aromaticli

[@Souravjyoticomedy.............]

Buzzer or LDR nahi mill raha hain kiya karen

[@sothanaigalvolgs6507]

Bro circuit diagram

[@omgexperience9187]

It's working 😅

[@ganeshaware.]

Hi bhai apka numer do na maine bhi ye project bana rha hu to maine bhi sercit banaya hai par buzzer mai se kam sound aa raha hai to mai apko maine banaya huva serkit bhejata hu please 🙏

[@banglacat1100]

Light is not working

[@user-uk5im8qr4j]

3.7vthanapareakamekaraga

[@AyushKumar-qq6zj]

Bro what is the thing that you are using to attach the circuit

[@BhagawatiAcharya-dt9kx]

did you find out ?

[@Batman_9536]

Solidering iron shyd sai

[@user-ol1cf2br3v]

Bhi kag hoace

[@HappyBigWaterfall-vl7oh]

Brother this is not working

[@HappyBigWaterfall-vl7oh]

This is not working

[@mohammadferoz8772]

😢😢😢😢😢😢😢

[@MamitaDevi-qe8ez]

Fake 😢😢😢😢

[@easyproject4uofficial]

No

[@MamitaDevi-qe8ez]

@@easyproject4uofficial bhai mene banaya to nahi bana

[@MamitaDevi-qe8ez]

Kam nahi kor raha

[@shathrak-ie3sx]

Feke balla😈👿👹👺 do g nai