Category Archives: teardown

Unrolling the Mystery Inside an Aluminum Electrolytic Capacitor

When we remove the enclosure of modern electronics, we see a lot of little silvery cylinders wrapped with heat shrink plastic. These aluminum electrolytic capacitors are common residents on circuit boards. We may have cut one open to satisfy our curiosity of what’s inside, but that doesn’t necessarily mean we …read more

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Posted in capacitor, electrolytic, electrolytic capacitor, teardown | Leave a comment

Reliving Heathkit’s Glory Days Through a Teardown and Rebuild

In its heyday, the experience offered by the Heath Company was second to none. Every step of the way, from picking something out of the Heathkit catalog to unpacking all the parts to final assembly and testing, putting together a Heathkit project was as good as it got.

Sadly, those …read more

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Posted in classic hacks, Heath, heathkit, rebuild, recapping, restoration, retro, signal tracer, teardown | Leave a comment

Teardown: Wonder Bible

Even the most secular among us can understand why somebody would want to have a digital version of the Bible. If you’re the sort of person who takes solace in reading from the “Good Book”, you’d probably like the ability to do so wherever and whenever possible. But as it …read more

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Posted in 18650 cell, human interface device, microsd, mp3 player, teardown, usb, usb audio | Leave a comment

Teardown: The Writer Word Processor

For modern students, the spiral notebook has given way to the laptop and the pocket calculator has been supplanted by the smart phone. We’re not just talking about high school and college, either. Today, the education of even grade school children is intrinsically linked with technology. While some might question …read more

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Posted in education, Hackaday Columns, infrared, ir, teardown, word processor, Z180, z80 | Leave a comment

Odd Crosley Radios From The 1920s

You may sometimes see the Crosley name today on cheap record players, but from what we can tell that company isn’t connected with the Crosley Radio company that was a powerhouse in the field from 1921 to 1956. [Uniservo] looks at two of the very early entries from Crosley: the …read more

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Posted in Crosley, radio, radio hacks, teardown, TRF | Leave a comment

The Rusty Nail Award for Worst WiFi Antenna

In general, you get what you pay for, and if what you pay for is a dollar-store WiFi antenna that claims to provide 12 dBi of signal gain, you shouldn’t be surprised when a rusty nail performs better than it.

The panel antenna that caught [Andrew McNeil]’s eye in a …read more

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Posted in antenna, dipole, gain, Network analyzer, rusty nail, teardown, wifi, wireless hacks | Leave a comment

Teardown Of Oddball Night Vision Shows Off Retro-futuristic Vibe

Night vision aficionado [Nicholas C] shared an interesting teardown of a Norwegian SIMRAD GN1 night vision device, and posted plenty of pictures, along with all kinds of background information about their construction, use, and mounting. [Nicholas] had been looking for a night vision device of this design for some time, …read more

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Posted in GN1, image intensifier, ir, night vision, optics, SIMRAD, teardown | Leave a comment

What’s In A Name For A Tool Battery Pack?

Power tools have come a long way. It used to be you needed extension cords or a generator for your tools, but now you can get just about anything with a nice rechargeable battery pack. As it turns out, most of those packs are made by the same company, and …read more

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Posted in 18650, battery pack, makita, rayovac, teardown | Leave a comment

Cesium Clock Teardown, or Quantum Physics Playground

Half the fun of getting vintage test equipment is getting to open it up. Maybe that’s even more than half of the fun. [CuriousMarc] got an HP 5061A Cesium clock, a somewhat famous instrument as the model that attempted to prove the theory of relativity. The reason? The clock was …read more

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Posted in atomic clock, cesium, HP, teardown | Leave a comment

3.2 GHz Vector Signal Generator Tear Down

[The Signal Path] snagged a fancy Rohde & Schwarz vector signal generator that can go up to 3.2 GHz, but sadly it wasn’t in working order. It powered up and even put out a 1 GHz signal, but the amplitude output was very wrong. Interestingly relative changes to the output …read more

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Posted in repair hacks, rohde & schwarz, signal generator, teardown | Leave a comment