Questions tagged [adapter]
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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Friend used a 12V power adapter instead of a 9V adapter without looking. Is my guitar effect pedal wrecked?
Pretty much what the title says.
Later I tried a 9V adapter which I brought from home and the pedal isn't releasing any sound. On/off lights are saying it's off.
Cables and the 9V adapter from home ...
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Is there an easy way to test if my PS/2 -> USB adapter is passive?
I own a couple of PS/2 to USB adaptor/converter connectors that look like the following:
Is there anyway to test if these adapters are passive without disassembling them (or risking damage by ...
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Is it possible to power a cordless drill from wall socket adapter?
I have a dewalt 18V cordless drill. I am wondering if it is feasible to build an adapter that can power the drill from a standard US wall socket?
A typical DeWalt drill needs 2.6 amps with no-load. I ...
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Reading and understanding electrical specs on laptop AC adapters
My Dell laptop comes with an AC adapter with the following specs:
65 W
Input AC: 100 - 240 V, ~1.5 A, 50 - 60 Hz
Output DC: 19.5 V, 3.34 A
My HP laptop:
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Can I set the slider on my universal adapter between 4.5V and 6V to get 5V?
I have a dehumidifying cabinet which requires 5V 900mA, and I have a universal adapter that is rated at 1000mA 12V, however the slider doesn't have a 5V marking, only 4.5 and 6V. Is it okay to point ...
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Source for a ssop to dip adapter?
I need a prototyping adapter for a ssop 24-pin package. Google turns up plenty of dip adapters for 5-7mm chips, but the chip I have is 3.9mm across the body and 6mm to the tips of the pins.
Anyone ...
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Are power supplies for USB drive enclosures required to have UL certification?
I bought a cheap USB hard drive enclosure off eBay. It turns out that the power supply has absolutely no electrical certifications for either the US or EU (no UL, CE marks). Is electrical ...
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How can I plug an arbitrary USB device into two computers?
Ultimately, my goal is to have a "keypad" with between 5 and 10 buttons, where pressing one of those buttons effectively presses some key on two computers simultaneously.
In the ideal scenario, the "...
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Adaptor to use old AT&T / keytronic keyboard with DB9 connector?
I have an old keyboard (circa 1998) with a male DB9, and I'd like to use it on a modern PC with a female PS/2. The keyboard is AT&T branded, Comcode #405748401, FCC ID CIG8AVE03417 Keytronic ...
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Is it normal for DC wall adapter power supplies to provide voltages above the nominal ones?
When I measure a 9V DC wall adapter power supply with a multimeter it shows 11.8V. When connected to my board this voltage lowers to 10V. Is this normal? Should I be afraid of toasting my 1117CD-5.0 ...
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Is it safe to use a DC power adapter that isn't UL Listed or CSA certified?
I picked up a 9V switching DC adapter from SparkFun a while back, but I've been hesitant to use it because it doesn't have any of the usual "safety" approvals that you normally see on power adapters (...
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How to deal with a DC adapter with irregular voltage output?
Background information:
I tried hard to get a Schmitt-trigger working, but it kept failing. By accident I figured out, that my AC-to-DC adapter produces a very irregular voltage output (I could hear ...
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Apple Desktop Bus (ADB) to USB Adapter
I have an old Apple keyboard that I would like to use but it uses the ADB bus instead of the newer USB bus. Griffin used to produce a product called the iMate which was an ADB-to-USB converter but ...