In electronics the term adapter is normally used to describe something that converts from one connector or package to another. For example a BNC to SMA adapter is an example of a connector adapter, while an SOIC to DIP adapter is an example of a package adapter.

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31 views

Is it possible to make a Lightning connector extension cable with a micro USB added?

I want to make a male lightning connector to lightning connector-female and micro USB-female adapter. The end result would work like an extension cable for the lightning connector, but on the female ...
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1answer
70 views

Unregulated AC-DC adaptor voltage response

This is my first post. I'm a long-time computer programmer but new to this field of hobby electronics. I bought a 12V 800mA AC/DC adapter to feed my circuits. Seems it's unregulated since the ...
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2answers
56 views

Powering SMD 5050 strip via LM2596 DC/DC converter

I decided not to order / use the power supply typically sold with SMD 5050 kits. I heard a lot of explosion stories regarding those dodgy stuff. I want to make my own (power supply to drive SMD 5050. ...
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1answer
56 views

What is the use of this pin in my AC to AC converter [closed]

I am using a 9V AC converter for a digitech product. But I notice that there is a pin in a socket kind of thing in the adapter. What is the use of this pin?
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1answer
62 views

Supply voltage drops AFTER connecting to device [closed]

I have a 19V 2.1 amp (power mentioned is 45 watt) laptop adapter connected to a 19V 2 amp laptop (in description power mentioned 10.2 watt). When I plug the adapter, the multimeter shows the rated ...
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5answers
2k views

DC adapters: why so few amps?

If I have a device that draws 5 amps at 12 volts, I can use any 12 volt DC adapter that can provide at least 5 amps. Why don't all DC adapters have the capacity to provide loads of amps!? If all DC ...
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0answers
42 views

Can I power my multi-effect processor with a nintendo adapter? [duplicate]

I've bought a multi-effect processor called "ZOOM PLAYER 3030". The vendor gave me the wrong AC adapter, so I can't use it. He told me that he will give me the wright adapter if I visit him next ...
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0answers
165 views

What is the name of the cable inside PC cases? [migrated]

Due to limited linguistic and technical knowledge, I do not know (and can not find) the name for the 4 pin (or perhaps 3?) plugs that are used inside PC cases to deliver electricity. My questions: ...
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1answer
103 views

Electrical part question

Does anyone knows the name of the part that connects with this power adapters cable?
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1answer
47 views

Understanding the input specifications for a laptop adapter [closed]

The sticker on my laptop adapter claims the input should be INPUT: 100-240V~ 2.5A(2,5A) 50-60Hz What does all this mean? Here are a couple specific questions: Can the adapter accept anywhere ...
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2answers
135 views

Connecting power source to Arduino's 5V pin

I have an Arduino board connected to a Neopixel Ring. This Ring draws more than 0.5 Ampere, so it needs its own power supply (not drawing power via the Arduino board) I found this schematic that ...
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1answer
65 views

Question on 3DS power adapters, minor voltage difference [duplicate]

I am going to be traveling overseas and bringing my Nintendo 3DS which the adapter outputs DC 4.6V 900mA. I found an unofficial USB cable to charge it and I was curious if the minor variance in the ...
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2answers
114 views

Converting a 9v Battery powered Device to a 9v dc power supply [duplicate]

I have an old Vivanco MX300 mixer which runs of a 9v battery. I have it in the same place and it's an inconvenience having it run by batteries. Could I use an old AC/DC adapter that would supply 9v ...
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1answer
40 views

Slimline SATA adapters

I've been lurking around the net for days trying to find a Slimline SATA to mSATA\microSATA adapter, the only one remotely related is the laptop optical bay HDD\SSD enclosure which I already have and ...
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1answer
37 views

USB connectors inter compatibility

Please let me know if I make some type of technical mistake in terminology. My topic revolves around USB connectors. I have become aware of most of the issues surrounding the USB connector but there ...
0
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2answers
69 views

Divide household power to multiple adapters [closed]

I'm working on a custom charging station rack which would allow me to charge 3 of my tablets simultaneously. I already have the rack and adapters setup for the tablets but it requires 3 different ...
0
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1answer
114 views

Laptop surface vibrating when rubbing over it [closed]

Because my previous HP laptop adapter stopped working, I got a new one. But if I use this one, I feel a kind of vibration when I rub over my laptop's surface. I don't have this if I work on battery, ...
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0answers
34 views

Need help picking components to build a PC to PS3/360 USB adapter :) [closed]

I stumbled across this (link) tutorial on how to create a PC to PS3/360 adapter and thought it would be a fun little project to mess with :) I know next to nothing about this stuff so before buying ...
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3answers
172 views

Ways to connect a PCIe/PCIe2 card and other PC parts to a breadboard?

Basically I have a bunch of rather old computer parts that I haven't been able to get rid of so I decided to do a few experiments with them but for that I need to be able to breadboard them. Things ...
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1answer
141 views

Transmitting 12v DC over a long wire

I'm trying to charge my laptop through a 12V battery and 12-19V adapter over a long wire but I've noticed that the adapter makes some noise and doesn't work. On the other hand when I connect it close ...
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1answer
86 views

Is it possible to power an AC-to-DC switching adapter with a DC input?

Typical "wall-wart" switching power adapters are often rated for ~110-240V 50-60Hz AC input and output low-voltage DC. For this question let's assume the output voltage is 5V DC. Internally, the ...
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3answers
124 views

Does the input polarity matter for a 12V DC adapter?

I bought a car cigarette DC adapter yesterday with the following specs: Input: DC 12V Output: DC 17V I'm planning to connect it to a 12V battery I have at ...
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1answer
31 views

XBee Adafruit adapter does not respond [closed]

I just bought an XBee series 1 with an adafruit adapter (in fact I have two of each). I followed the official tutorial and double-checked the component's wiring as the following: ...
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1answer
81 views

How can I adapt a 8-WFDFN Exposed Pad to a breadboard?

I got a few of these:http://www.digikey.com/product-detail/en/DRV8837DSGR/296-34806-2-ND/3471184 without looking close enough at the package type. Is there an adapter for this so I can fit it on to a ...
2
votes
1answer
85 views

Can I run this hard drive on 12Vdc 1.25A instead of 1.5? [duplicate]

I have a My Book Essential external hard-drive from WD that ships with a 12Vdc 1.5A 18 Watt adapter. Will I be risking everything by plugging it into a 12Vdc 1.25A adapter?
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2answers
63 views

Traveling - can I connect this adapter? [duplicate]

I'm new here - computers are my thing, but I could use some electrics help. I have travelled to a small island where I will be for several months. I managed to bring everything except one power ...
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4answers
96 views

Replacing adapter with batteries?

I have some device with ac/dc adapter [9v, 500mA], and I want to replace the adapter with batteries. If I used [6 * 1.5v] battries, is that acceptable? do I have to worry about the max current of the ...
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1answer
74 views

How my ac-dc adapter gives constant voltage and current? [duplicate]

I have multiple ac-dc adapters, one with variable voltage and the others for electronic devices. written on them they give specific voltage and current, How come? Doesn't the current change with the ...
3
votes
2answers
383 views

What's the rationale behind “wall wart” plugs? [closed]

It's more of a curiosity question than a real problem, but since I've run out of wall sockets again, I'd like to ask you - is there any particular reason or use case in which "wall wart" AC adapter ...
0
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1answer
40 views

Can I get the type of clamps that are utilized by the Peak DCA55 Semiconductor analyzer for a multimeter?

I love how on my DCA55 it has push button with clamps that I can use to clamp down on the component I'm testing. Is there a place I might find this attachment for my multimeter? Also, what are the ...
2
votes
3answers
671 views

AC adapter: Input power vs Output power

When I look at, let's say an iPad AC adapter, the input/output rating on the charger states: Input: 100-240V 0.45A (AC) Output: 5.1V 2.1A (DC) I know that the ...
0
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1answer
149 views

Xbox 360 Controller to Nintendo 64 Console

The goal of this project is to create a working adapter between a wired Xbox 360 controller and a Nintendo 64 game console. The signals from the Xbox 360 controller USB port data pins (Data+ and ...
0
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1answer
65 views

ECL to Lemo connector

I am designing a DAQ software, which looses some information during read out. There fore I thought of testing another CAMAC ADC and in particular the Lecroy 3351. Surprisingly I saw that it doesn't ...
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2answers
88 views

Understanding Current Draw [duplicate]

I have a DC- adapter which gives me the output of 12V and 3.3A, I want to connect it to a device which requires 12V and a few hundred milli amps, would this damage the device? or any device would ...
0
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2answers
149 views

DC Supply and Battery in parallel

Hey everyone I'm working on a project where I want to be able to power a thin mini-itx motherboard two different ways. Here is what I'm trying to do: 19V battery will be connected to a relay which ...
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0answers
87 views

Problem when connect ProPIC2 and USB to Parallel port adapter

I have a ProPIC 2 programmer which needs parallel port (DB25) to work but I don't have in my notebook that port (SO: Windows 8), so I'm using a USB-Parallel adapter. When I connect the device it ...
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2answers
290 views

PIC Programmer driver issue

I'm programming a PIC16F77 with ProPic 2 which communicates via serial port. As I don't have this port in my PC, I used serial to USB adapter. I'm using ICProg in Windows 8. I've proggrammed it ...
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votes
1answer
62 views

Charging my laptop with a universal adapter [closed]

My laptop charger's adapter recently died, and as a new one of its kind was very expensive, I got a universal one for free (here is the model, I couldn't find a link in English though). The charger's ...
0
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1answer
209 views

Safe to use 4.5v 300ma rated 'universal' ac/dc adapter with kids alarm clock that requires 5v 500ma? [duplicate]

Have a kids alarm clock that requires 5v 500ma for power supply option (but can also run on 3x AAA batteries). I have a universal adapter that can supply 4.5 or 6v (with the correct polarity) but it ...
0
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0answers
46 views

Reading data from Mini-Din 9 pin device [closed]

I have an old surround sound system that connects to a small display via a 9 pin mini-din port. It uses it to display various data such as volume level, the current audio input, etc. The display ...
1
vote
1answer
146 views

How to safely convert 120VAC from a lamp bulb socket to 12VDC

For the holidays, I'd like to make my chandelier light up with different colors. There are all sorts of cheap RGB LED strips that, via remote, allow the user to program patterns of lights. These ...
0
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0answers
135 views

3 pin power adapter: 24V, GRN and COM

I'm trying to make a replacement power adapter (24V---3.75A) for a medical monitor. There are 3 pin connectors and the diagram on one side of the supply box reads: 1- 24V, 2- GRN and 3-COM. I ...
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votes
1answer
152 views

Replacing AA-size batteries with AC adapter [closed]

I have an LED light with two emitters that takes six AA-size batteries. It eats the batteries like candy, so I want to replace the batteries with an AC adapter. What voltage and milliamp adapter ...
1
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1answer
371 views

Ac Adapters Pri & Sec ratings what can I use?

I am a complete novice and know very little about this so please stick with me. I have a set of lights that came with an AC adapter that is now faulty. On the adapter it has: Pri: 230V-240V ...
2
votes
3answers
100 views

Pin IO for a computer running Linux [duplicate]

I'd like to control a few input pins (say 5) and a few output pins (at least 2) from a computer. The computer has no parallel port. What is the best way to do this? USB-to-parallel adapter (anybody ...
2
votes
1answer
474 views

Can you combine two 12v DC 600mA adapters to make one 12v DC 1200mA adapter by combining the wires together and plugging both 600mA adapters in?

Can you combine two separate 12v DC 600mA adapters to make one 12v DC 1200mA adapter by simply combining the wires together and plugging both 600mA adapters in?
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2answers
1k views

Connecting a 3.5mm audio jack to a 12V DC power cable [closed]

My old Sky+ box had a 9V RF output that powered my 2 way satellite distribution amplifier directly in the loft. It allowed me to watch TV in two more bedrooms upstairs. Recently I had the Sky+ box ...
2
votes
1answer
117 views

Easiest way to detect a button push

I have a button that when push turns on a little light (light blinks; like a counter) - is there an easy way to hijack this signal so that my windows box can also detect if the button is pushed? I ...
0
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1answer
127 views

How would one make a MIDI to DB25 adapter?

I have a basic GamePort/MIDI cable like this: I was wondering if it is feasible to change this from working with a GamePort interface to working with a DB25 interface?
3
votes
3answers
318 views

Motor Driver IC Heats-up

I have a TB6612FNG motor driver module. Here is the manual of the module: http://www.nex-robotics.com/images/downloads/tb66fng%20dc%20motor%20driver%20module.pdf I ...