Questions tagged [Elements of supply] (175)

7
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Backup power supply for MacBook pro and monitor, 7-10 hours?

Hi, work on remote, from time to time turn out the light, but continue working it is necessary) What you can get for a MacBook Pro 15 85w and monitor 33w? Now think about a car battery and inverter 12v - 220v (300w-500w) the type of such But the question is which battery to take and what capacity? I read that it is bette...
3
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Processor power 4пин included, with 4+4пин PSU goes into protection, how to fix?

Hello! Mother bought a new one (msi b450-a pro max), first pull up to an old PSU that has only 4пин food processor. Updated the PSU, pull up 8пин power, when the power supply goes into protection (turns back on only after reconnecting to the network was checked several times, the shield is OK))). At random found that if you...
Dillon_Lind asked April 8th 20 at 01:57
4
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Can I power 2 servo at 5V using Arduino?

You will not burn an Arduino Uno? She Arduino is powered from an external electricity source at 7.5 V. the name of the servos - Parallax Continuous Rotation
2
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Where can I set a picture in the light box that runs on batteries?

Good day! The challenge was to set the picture in a light box (lightbox), the LEDs which will operate on batteries. Here are examples of the desired result. https://rulight.ru/product/svetovaja-kartina-kanun... https://www.lights-market.ru/articles_175-krasochn... Where and how can do this kind of work? All manufacturers o...
Ayla_Leannon asked March 31st 20 at 15:27
5
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How serious can be the consequences of the increased voltage?

Experienced by (a multimeter with the function of the voltmeter) revealed that a constant voltage equal to ~250 In (up to a meter), which is a clear deviation from the norm:11.4.7. Standard nominalna stress UI for traps Niseko naprugi General priznachennya got znachennya 220 mizh tasnim I nulevym wire ABO mizh tasnimi wires...
Owen asked March 25th 20 at 13:04
2
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The laptop question?

A question. If the components of the laptop not enough power... is it Possible to do something to snap? Well as in the normal system unit, a more powerful PSU, to put.
gardner.Hudson21 asked March 24th 20 at 14:54
4
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Safe diagram lithium battery?

Good day! Make a simple steam generator, it will consist of a lithium battery, switch and coils with cotton wool soaked with liquid. In General, the same vaping, only without electronics, protections against short circuit, overheating, etc. Assumes the use of people, which can compromise safety. Interested in what can bad t...
loraine.K asked March 24th 20 at 13:06
4
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The periodic power off of the computer. What could be the problem?

The point is that under heavy load in the game, during a full scan of the antivirus (Kaspersky), watch the same twitch'a PC is switched off, i.e. the screen goes out, the cooler stops, etc. The problem is definitely NOT with PD (put another, also), temperature (off with the standard *in the game* at 75-80 percent, had PC w...
colby_Schulist44 asked March 20th 20 at 11:34
3
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How does thing extend the battery life of the laptop?

Who can to explain how the function of V AT the laptop manufacturer's restricting the battery charge level up to a certain limit, say up to 80-90%. Please do not kick, not special. technology batteries, but, in my opinion, this is only done in order to avoid overheating at 100 percent charge when the laptop is heavily loade...
Bradly_Shanahan80 asked March 16th 20 at 21:15
3
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White substance on the battery?

Once again, pulling the batteries from your small supply for his flashlight, found vnutri one of the packages the following neoplasms: Apparently this is what the selection, the result of degradation of the batteries. Not will it affect the status of other batteries or to isolate them better?
rachel.Homenick12 asked March 16th 20 at 21:15