EEVblog

Is there a better chopper/auto-zero amplifier than the MAX4239 used in the uCurrent? A look at the exciting world of parametric searching for components. Follow along as Dave looks for a new state-of-the-art opamp. Success not guaranteed!

$140 for a 2CH 100MHz 1GS/s tablet oscilloscope? Review of the $140 FNIRSI-1013D 2CH 100MHz 1GS/s tablet oscilloscope. Is it too good to be true? Forum: https://www.eevblog.com/forum/blog/eevblog-1317-$140-2ch-100mhz-fnirsi-tablet-oscilloscope-review/

Quantum Computing from an Electrical Engineering perspective, with professor Andrea Morello from UNSW. Forum: https://www.eevblog.com/forum/blog/eevblog-1316-quantum-computing-for-electrical-engineers/ Full video on EEVdiscover:

What’s inside a Philips curved array ultrasound probe? Multi-element ceramic transducers: https://pubs.rsna.org/doi/pdf/10.1148/radiographics.13.5.8210599 Subscribe on Library: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1315-ultrasound-probe-extreme-teardown!/

Complete teardown of an ATL/Philips HDI 3000 ultrasound machine. Time Gain Control Compensation: https://www.ti.com/lit/an/slaa724/slaa724.pdf Subscribe on Library: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1314-ultrasound-machine-teardown!/

Double 13 is worse than normal 13, obviously. More mailbag. Forum: https://www.eevblog.com/forum/blog/eevblog-1313-bad-luck-mailbag/ SPOILERS: Back in the old lab! Vintage Soviet Union PC. 10:42 3G modem with a funky antenna. 13:52 IOMEGA ZIP drive teardown 18:56 USB to RS485 interface http://olegkutkov.me/ 19:52 Another Byte magazine cover! http://bytecovers.com/ 21:41 Smoke alarm sensor teardowns 26:58 Reverse engineering a ...

Zooming in is easy, but can your oscilloscope zoom OUT? A look at the results of differences in scope acquisition architecture, and fixed vs auto memory depth. And what’s the difference between the STOP button and the SINGLE button? Forum: https://www.eevblog.com/forum/testgear/oscilloscope-zoom-out-quirk/

The 5G USB BioShield is an obvious SCAM. Please share this this video with Facebook groups and other places where you see this scam advertised. 2nd part of the video coming soon on my 2nd channel. A look at the 5G BioShield, a USB stick with magical powers that can produce a protective force shield ...

Teardown of the new Siglent SDS2000X Plus $999 oscilloscope. Can it be hacked to 500MHz? Hacking thread: https://www.eevblog.com/forum/testgear/siglent-sds2000x-plus-hack/ Forum: https://www.eevblog.com/forum/blog/eevblog-1309-siglent-sds2000x-plus-oscilloscope-teardown/ SDS2000X Plus Teardown Photos

Will a 1970’s era Intel 8085 design kit power up after 40 years? A look at the Intel MCS-85 System Design Kit and some vintage computer and processor history. Subscribe on Library: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1308-1970s-intel-mcs-85-8085-design-kit/

How to reduce your PCB assembly cost & production risk by optimising schematic and BOM. Dave explains three ways to consolidate your project PCB Bill Of Materials (BOM), to make your products potentially cheaper and easier to manufacture with less supply risk. As well as being an essential good design practice! A look at a ...

A five part video series on building the Free PDK open source programmer for the 3 Cent Padauk microcontrollers. A new video released 9am Sydney time every day. Part 1 is about how to take a github hardware project and order the parts and PCB from a Bill Of Materials. This could be applicable to ...

Review of the $225 Kingsom KS-180 HEPA flexible arm solder fume extractor. Does it suck? http://www.kingsomtech.com/product/Fume-Extractor/ https://www.alibaba.com/product-detail/Kingsom-Nail-Suction-Dust-Collector_62409199915.html This one has a lower noise spec and has free DHL shipping: https://s.click.aliexpress.com/e/_BffhOC9x If you want just the flexible tubing for a DIY solution: https://s.click.aliexpress.com/e/_d8U2dMl Subscribe on Library: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1305-hepa-solder-fume-extractor/

More mailbag! Subscribe on Library: https://lbry.tv/@eevblog:7 SPOILERS: SDS2000X Plus Series Digital Phosphor Oscilloscopes https://siglentna.com/products/digital-oscilloscope/sds2000xp-series-digital-phosphor-oscilloscope/ 5:33 Otur 15W Laser Engraver: https://s.click.aliexpress.com/e/_d9lWRLx https://s.click.aliexpress.com/e/_d6cHmFB 17:59 Practical Audio Electronics Book + Sharp Calculator https://amzn.to/2YAm76g 29:07 555 Sticker Book 31:44 Quitech Otti USB power measurement and battery analyser: https://www.qoitech.com/ 1:04:00 USB cable checker: Is it me, or is it USB? ...

Dave finally found some high CRI, 5000K, low glare LED ceiling panels. Or has he? Will they measure up? https://www.vibelighting.com.au/products/interior-light-fittings/led-panel-lights/skylite-110.html Forum: https://www.eevblog.com/forum/blog/eevblog-1303-new-lab-led-panels/