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555 timer circuit step by step wiring in monostable one shot mode NE555 

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Oscilloscope measurements of the capacitor voltage in this video • Pocket oscilloscope ch... Pocket oscilloscope changing voltage measurements of 555 timing capacitor in monostable mode
monostable mode 555 timer step by step build.
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#electronics #555 #555timer

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23 сен 2024

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Комментарии : 29   
@dannyjensen4954
@dannyjensen4954 4 года назад
Great video. You explain things very well. Ignore I need to stop the video and rewind. I do like your detailed explanation as I learn more, I appreciate the level of detail you bring to your videos.
@Electronzap
@Electronzap 4 года назад
Glad you enjoy them!
@gitarmac
@gitarmac 2 года назад
OMG!!!! thank you thank you thank you!!!!! I've been working on this one mode for probably a week and could not get it to work. I didn't have a stupid 0.01uf ceramic capacitor and thought maybe that was the problem. I watched countless videos. They all start out with explaining how the chip and circuit work and I had seen them so much I could recite that part by memory. One nice thing about your video is that it was so much easier to see where the components went vs the other ones, although I reviewed an reviewed and couldn't figure out where I was going wrong. In all those other videos the people got their circuit to work and said how easy it was which just rubbed salt in my wound. For whatever reason your video was easy to follow and whatever I was doing wrong in the past was corrected. I can finally sleep tonight! Yes I was getting up in the middle of the night trying to make this circuit which was probably counterproductive, being tired and all. I watched your video, did what I thought I did dozens of times, only THIS TIME IT WORKED!!!! YAY!!!!
@Electronzap
@Electronzap 2 года назад
Glad you enjoyed! It definitely is annoying when a circuit won't work.
@gitarmac
@gitarmac 2 года назад
@@Electronzap I think in some instances it worked but I didn't have a nice selection of resistors and capacitors, but in other instances it just wasn't set up properly. I set the one you presented and it worked the first time! It worked and I understood it. yay!! Now I'm moving on to the bistable mode!
@jameslong4252
@jameslong4252 5 лет назад
I was getting frustrated I couldnt get it to work. I used a 10uf 25v capacitor instead of 50v. Finally I seen some chips I ordered but have never used them. They look just like the 555 timer. So I read the package and I was using a lm 386 . I changed the chip to the correct 555 and it works. Great learning video. Now I am going to switch capacitors and resistors to experiment and learn about this 555 chip.
@Electronzap
@Electronzap 5 лет назад
Nice!
@fallu6224
@fallu6224 Год назад
So how do I fix it so when I hold the switch the output doesn't continue be high. I'm trying to get about 2 millisecond signal but it's affected by how fast I can press.
@Electronzap
@Electronzap Год назад
I just made some videos of circuits where a capacitor in series with the switch, stops the signal before releasing the switch. Just need a way for the capacitor to discharge when you release the switch.
@jameslong4252
@jameslong4252 5 лет назад
When I meter the capacitor after pressing the button the capacitor builds volts. I put a 1000uf in so it would take longer. The capacitor builds to about 3.3 volts then the led cuts off. When the led is off and I meter the capacitor it's 0 volts.
@Electronzap
@Electronzap 5 лет назад
Yeah, I goofed on what the capacitor was doing. I measured the voltage with an oscilloscope in the video I made after this one and that's what I discovered too :)
@jameslong4252
@jameslong4252 5 лет назад
I got the etekcity msr-a1000 multimeter and i am using it as much as I can to learn how to use a multimeter. I am have fun following your video's and learning. Just wanted to make sure I didn't do something wrong, and that's why I was getting different results.
@Electronzap
@Electronzap 5 лет назад
Good times! And people misspeak all the time in Electronics videos. It is good to measure things. Helps me learn a lot when I do too.
@tojotaco3822
@tojotaco3822 4 года назад
To make mine last longer I just added an extra resistor (you can probably just add a higher resistance resistor too though)
@Kevinthomaswatson
@Kevinthomaswatson Год назад
Is there a circuit like this that would make the led go on and off three times then stop until the voltage is re-applied? Thanks.
@Electronzap
@Electronzap Год назад
I would probably find a way to use a monostable 555 to control an astable 555. You just have to adjust the timing of both circuits so that you get 3 flashes with each pulse.
@Kevinthomaswatson
@Kevinthomaswatson Год назад
@@Electronzap Ok, thanks for taking the time to respond.
@JR-ze9gk
@JR-ze9gk 2 года назад
Which resistor do I need to change to make the duration of the LED being lit longer? Thanks, the video is very clear and concise.
@fallu6224
@fallu6224 Год назад
The one connected to 6 and 7 pin
@jamespolentas2536
@jamespolentas2536 Год назад
How do I get it to go off even if I hold the button down cheers
@Electronzap
@Electronzap Год назад
I showed how to do that in this ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-Tl58H_wlaIQ.html video.
@jamespolentas2536
@jamespolentas2536 Год назад
Thanks 👍
@gonefishing976
@gonefishing976 4 года назад
Thanks, Good stuff!
@Electronzap
@Electronzap 4 года назад
Glad to hear, thanks for watching!
@celtichongy
@celtichongy 5 лет назад
Good job.
@Electronzap
@Electronzap 5 лет назад
Thanks!
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