
ElectroGuruji's instructables
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- ElectroGuruji commented on ElectroGuruji's instructable Adjustable 555 Timer Relay Switch | Monostable Multivibrator Circuit
- ElectroGuruji's instructable Electronic Loud Horn Using 555 Timer's weekly stats:
- ElectroGuruji entered Electronic Loud Horn Using 555 Timer in the PCB Design Challenge contest
- ElectroGuruji followed seamster
- ElectroGuruji followed electro18
- ElectroGuruji's instructable Adjustable 555 Timer Relay Switch | Monostable Multivibrator Circuit 's weekly stats:
- ElectroGuruji entered Adjustable Timer Switch in the 1 Hour Challenge contest
- ElectroGuruji commented on jessyratfink's forum topic The Clinic // Get help with your Instructables!View Topic »
That's great advice. I'll definitely look into changing the thumbnail background and vary the project styles.
- ElectroGuruji's instructable DIY Electronic Horn for a Bicycle or Car's weekly stats:
- ElectroGuruji commented on jessyratfink's forum topic The Clinic // Get help with your Instructables!View Topic »
Hi all, I've made a few:https://www.instructables.com/DIY-Electronic-Ho...https://www.instructables.com/How-to-Make-a-Sir...https://www.instructables.com/How-to-Make-a-PCB-at-Home/I hope y'all can review them and give me some feedback.
- ElectroGuruji's instructable DIY Musical Doorbell's weekly stats:
- ElectroGuruji's instructable How to Make a Siren Generator | UM3561 | Police, Ambulance, Fire Engine's weekly stats:
- ElectroGuruji commented on JayantBh's instructable Siren Generation Using IC UM3561
UM3561A will work too: https://www.instructables.com/How-to-Make-a-Siren-Generator-UM3561-Police-Ambula/
Yes. But make sure the buzzer is not the pulse sound type.https://www.instructables.com/How-to-Make-a-Siren-Generator-UM3561-Police-Ambula/
View Instructable »"UM" represents the company that manufactures the IC namely UMC.https://www.instructables.com/How-to-Make-a-Siren-Generator-UM3561-Police-Ambula/
- ElectroGuruji's instructable How to Make a PCB at Home's weekly stats:
- ElectroGuruji commented on BakkerJo's forum topic Not Able to Get to Drafts - Help!View Topic »
The Draft Instuctables count doesn't change even if you publish a draft.
- ElectroGuruji commented on ElectroGuruji's instructable How to Make a PCB at Home
I use a hammer and tiny nail to create small depressions before making holes with the electric drill. This improves the alignment accuracy of the holes and in most cases prevents the drill bit from moving about.
View Instructable »You can use Washing Soda / Baking Soda to neutralize the etchant before disposal.
- ElectroGuruji commented on IoT Cloud Guru's forum topic Not able to open drafts.





































Have you connected the spot welder via the relay. I don't see the relay in the circuit diagram you have attached.
What is your required Ton & Toff time?