Questions tagged [router]

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Connecting a 12v router to a 12v battery [duplicate]

can I connect a 12v router directly to a 12v battery which normally will be at 13-14v (because most of the time it’ll be charging)? The router is a TP LINK Archer MR200 rated at 12V 1A
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1answer
183 views

5 seconds power supply backup for 12V 0.5A router

My country has a problem with the mains electricity supply, which cuts off and comes back straight away. My router restarts every time that happens. What I like to know is: What would be the most ...
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0answers
43 views

What happens if I use a 1A power supply in a router that requires 1.2A? [duplicate]

I have this d-link router, it's original power supply was 5V and 1.2A, but I found a 5V 1A supply. It is working, but does it represent a risk to use it? What could happen?
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3answers
526 views

Powering a router with a USB power bank [duplicate]

I have a usb powerbank(w 1.1 & 2A outputs) and I would like to power a router since I have no access to a power source. My issue is the least I've seen routers rated for are 9v min. usually 12v. ...
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2answers
665 views

UPS for home router [duplicate]

Sometimes we have power outages that last about 100 ms that are long enough to discharge capacitors inside router, when that happens we need to wait about 10-15 minutes for DNS, which is pretty ...
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2answers
266 views

Why do ADSL router capacitors bulge after a few months?

This commentator writes: if the modem is many years old, the capacitors can leak electrolyte and go out of spec and instead of just blocking the 'low notes' of a telephone conversation, it might ...
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0answers
2k views

Arduino TTL level converters 5V -> 3.3V

I am trying to interface a WRT54G serial port directly with an arduino pro micro's hardware UART by connecting RX to TX and TX to RX between the devices. I have a simple code running on the arduino ...
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4answers
158 views

What is this amber like substance on capacitor and inductor?

What is the mysterious substance on the inductor and (failed) capacitor? What is its purpose, and how do I replace the failed capacitor with it there? The substance is hard and translucent, but I ...
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1answer
172 views

questions on powering a router with 9v alkaline battery

so I have a Linksys router which I want to power with batteries. so it can be a portable router. The Original Power supply for the router is rated 12V DC 0.5A MAX. I've tried powering the router ...
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2answers
703 views

How to prevent eagle from attempting a specific route?

I'm using the eagle autorouter to route my PCB because it makes cleaner tracks than if I did it myself. One problem I have is that sometimes it insists on attempting to make the same connection over ...
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1answer
547 views

replacing ceramic capacitors in a wifi router [closed]

We had a thunderstorm a few days ago and our Asus DSL-N14U modem router stopped working. I opened it up and as far as I can see everything on the PCB is in good shape except two ceramic capacitors ...
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1answer
72 views

Connecting 12v 1A device [duplicate]

I have a 12V 7Ah battery can I directly connect it to my device having rating 12v 1A? Will my device extract 2.25 amp current as it is betterys initial current or it will only extract 1 amp current. ...
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1answer
128 views

What punch down tool should I use on this ethernet jack?

As you can tell this does not have the vertical lines like a regular keystone jack. So i was wondering what punch down tool should i use? ...also what are these called?
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2answers
183 views

Bluetooth based Sensors to the Cloud, processor choice?

This is a pretty broad question, but I'm curious to hear how people would go about this and what parts they would use to do the heavy lifting. Imagine you had a bluetooth module, it works fine and ...