Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Greetings to the colleagues of the forum
If we want to get a higher amp from a single tp4056 module, for example, what circuit should we add to the module, can we? How is the circuit and its schematic?
greeting and good time to the colleagues of the forum
The issue is that I found the battery of a mobile phone named Galaxy S5 model sm-g900h and it had a problem and I wanted to see that it was not charging. I took off the layer of the battery and noticed something that I don't know what it is...
I don't have an oscilloscope, but with the frequency meter module, I was able to measure the frequency of the capacitor section that was testing the capacitor with a capacity of 1uf 400v.
video tseting and analyze
I usually work with the ch341A programmer and the Neo Programmer software
lower = F7
high D9
04=extended, but I can't include 04 in the software section
link file firmware link file orginal firmware tester t4
Should I change something here in the eePRAM section?
greeting users of forum
I replaced the 5L0380R with a 15v 1A power supply with the viper22A IC and sent you the result in most of the
documentation.
The picture of test power supply
video test and analyse 1
video test and analyse2
greeting uesrs this froum
The device was also in trouble
Charged Polyester 225J Capacitors After a few days of charge, I mistakenly hit the capacitor by confidence that the 1UF polyester capacitors are spontaneously discharged I hit the tester
I ordered the micro damge borne device from the...
Dear engineer, have a good time
I have been repairing electronic equipment and devices for many years. Repairing is my job. I rent a shop. I raised my work and technical level from that. I did not become a designer of electronic devices, but I do repairs. And if he knows a profession or works...
greeting again to the colleagues of the forum
In our country, Iran, due to the economic problem of the devaluation of the national currency and the fluctuations in the exchange rate and the dollar-euro-pound, the price of ICs is high, and it is difficult for the repairman and the customer to...
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