How to make IR Sensor/Obstacle Detector using LM358 IC...

Bro project report pdf kutuinga bro😊

how can we do this project with nand gates sir?

I have done it same way. Bt it is not working. The led remains on all the time. How to fix it?

can i replace LM358 with LM393?

Sir, can we make the same project using gas sensor instead of photodiod ?

Whenever I supply power the led at the output terminal of the opamp isn't glowing
What's the problem
Please let me know asap

There is no circuid diagram in description

its work ..

Circuit diagram please

which type of IC LM358 is that please,,DGBGA or PDIP or TO-CAN or SOT-25

Max distance range?

Circuit diagram please

Not working properly at day time

Nice job bro

👍👍👍

👌👌👌

Good

Good work bro👏