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Two Portable Oscilloscopes: Shootout
Last time I introduced you to two relatively inexpensive and somewhat portable scopes: the EM125, which is a cross between a digital voltmeter and an oscilloscope, and the Wave Rambler, which is a...
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Pimp My Scope: Touchscreen Edition
Do you have a touch-screen oscilloscope? Neither do we. But how cool would that be to pan left and right or expand either axis just like you do on your cellphone screen? [Igor] did just that, and the...
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Raindrops On An Oscilloscope
Something very beautiful appeared in our feed this evening, something that has to be shared. [Duncan Malashock] has created an animation of raindrops creating ripples. Very pretty, you might say, but...
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You Speak, Your Scope Obeys
We’ve been scratching our heads about the various voice-recognition solutions out there. What would you really want to use one for? Turning off the lights in your bedroom without getting up? Sure, it...
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DIY Active Sub-GHz Differential Scope Probe
Fancy measurement gear is often expensive to buy, but some bits of kit are entirely DIY’able if you’re willing to put a little work into the project. [Christer Weinigel] needed to get some measurements...
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Amazing Oscilloscope Graphics
From what we can understand, [ompuco] has built a 2D audio output on top of the Unity game engine, enabling him to output X and Y values from his stereo soundcard straight to an oscilloscope in XY...
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Fixing a broken CCFL Backlight
When you work at Tektronix and they make a difficult to refuse offer for their ‘scopes, you obviously grab it. Even if the only one you can afford is the not-so-awesome TDS1012. [Jason Milldrum] got...
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Crowdfunding: A Wireless Oscilloscope
One of the most ingenious developments in test and measuring tools over the last few years is the Mooshimeter. That’s a wireless, two-channel multimeter that can measure voltage and current...
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Reverse Engineering The OWON SDS7102 Oscilloscope
It is something of a rite of passage for an electronics enthusiast, the acquisition of a first oscilloscope. In decades past that usually meant a relatively modest instrument, maybe a 20MHz bandwidth...
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Hackaday Links: July 17, 2016
There’s going to be a new Nintendo console for Christmas! It’s the NES Classic Edition. It looks like a minified NES, with weird connectors that look like the connector for the Wii Nunchuck. There are...
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[Alan Wolke]’s How To Use An Oscilloscope
If you were to create a Venn diagram of Hackaday readers and oscilloscope owners the chances are the there would be a very significant intersection of the two sets. Whether the instrument in question...
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Yet Another Inductance Measuring Scheme
How do you measure the value of an unknown inductor? If you have an LCR bridge or meter, you are probably going to use that. If not, there are many different techniques you can use. All of them rely on...
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Ask Hackaday: Help Me Choose A ‘Scope
If there is one instrument that makes an electronic engineer’s bench, it is the oscilloscope. The ability to track voltages in the time domain and measure their period and amplitude is one akin to a...
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Choosing A ‘Scope: Examining Bandwidth
A few weeks ago I asked the Hackaday community for some help and advice in buying a new budget oscilloscope. Thank you very much to those of you who responded both here online and in person among my...
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Open Design Oscilloscope Could be (Almost) Free
If you could only own one piece of test equipment, it should probably be an oscilloscope. Then again, modern scopes often have multiple functions, so maybe that’s not a fair assertion. A case in point...
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Smartphone Bench Instrument Apps: Disappointment or Delight?
If you are interested in electronics or engineering, you’ll have noticed a host of useful-sounding apps to help you in your design and build work. There are calculators, design aids, and somewhat...
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Soviet Portable Scopemeter Teardown
Browsing YouTube may prove to be your largest destroyer of productive time outside of Hackaday, once you have started looking at assorted Lincolnshire plumbers or young Ukrainians doing dangerous...
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Salvaged Scope Lets You Watch the Music
Everyone likes a good light show, but probably the children of the 60s and 70s appreciate them a bit more. That’s the era when some stereos came with built-in audio oscilloscopes, the search for which...
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Review: Digilent Analog Discovery 2
I recently opened the mailbox to find a little device about the size of White Castle burger. It was an “Analog Discovery 2” from Digilent. It is hard to categorize exactly what it is. On the face of...
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Op Amps Combine Into Virtual Ball In A Box
What happens when you throw a ball into a box? In the real world, the answer is simple – the ball bounces between the walls and the floor until it eventually loses energy and comes to rest. What...
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