A small contribution to the retro computer community, scanning a rare Tandy 1100FD laptop computer service manual. https://eevblog.com/files/Tandy1100FD-Service-Manual-Schematics.pdf https://eevblog.com/files/Tandy1100FD-Service-Manual.pdf https://eevblog.com/files/Tandy1100FD-Service-Manual-Addendum.pdf
Read More »EEVblog 1651 – Home Electrical Switchboard UPGRADE!
I’m finally upgrading the infamous rats nest home switchboard! https://insightelectrical.com.au/ Forum: https://www.eevblog.com/forum/blog/eevblog-1651-home-electrical-switchboard-upgrade/ 00:00 – A look at the old switchboard 03:29 – Single Phase 04:57 – Surge protection 05:28 – Old school ceramic fuses 06:04 – Inside the infamous Rats Nest! 08:29 – Simon from Insight Electrical 09:09 – Could …
Read More »EEVblog 1650 – Sequre HT-140 SMD Desoldering Tweezers REVIEW
Review of the Sequre HT-140 USB-C Desoldering Tweezers https://sequremall.com/collections/diy-tools/products/sequre-ht140-2in1-hot-tweezers-soldering-iron-desoldering-repair-tool-for-smd?variant=44204748275900 Forum: https://www.eevblog.com/forum/blog/eevblog-1650-sequre-ht-140-smd-desoldering-tweezers-review/ Podcast: Download
Read More »EEVblog 1649 – Mailbag: M5stack, Beelink Mini PC, ZOYI LCR, ToughOn Battery
More mailbag! 00:00 – Everyones favourite segment! 01:00 – The very clever Edge Wedge from Metric Mind – Zero footprint programing header https://metricmind.com/ 05:19 – M5Stack Embedded processor modules https://shop.m5stack.com/products/m5stack-core2-esp32-iot-development-kit 11:28 – Err, the polarity is BACKWARDS! 12:41 – The M5stack website and UIflow2 GUI software 21:20 – Teardown of …
Read More »EEVblog 1648 – USB Battery Bank mAh Capacity ratings are a LIE!
USB Battery bank charger capacity explained. When you are comparing battery banks you want to use a measured Output Referred capacity figure, not an Input Referred mAh or Wh figure the manufacturers marketing department gives you. Forum: https://www.eevblog.com/forum/blog/eevblog-1648-input-vs-output-referred-battery-capacity-explained/ Podcast: Download
Read More »EEVblog 1647 – Road Based Energy AGAIN. Rouute vs R-2ENERGY
You might have thought the Rouute road based energy system was gone, but like a phoenix it has returned from the grifting ashes as R-2ENERGY! Sadly, Discount Morgan Freeman has been replaced by discount Joe Average https://www.r-2e.com/ https://find-and-update.company-information.service.gov.uk/company/11768960 https://www.linkedin.com/company/r-2energy/ Forum: https://www.eevblog.com/forum/blog/eevblog-1647-road-based-energy-again-rouute-vs-r-2energy/ The original video has the full debunk on why …
Read More »Rouute – Road Based Energy! How’s it Going?
Remember Rouute, Road Based Energy that was going to revolutionise the world? How’s it going now?
Read More »EEVblog 1646 – iFixIt FixHub Portable USB Soldering Station REVIEW
FixHub portable soldering station REVIEW https://www.ifixit.com/products/fixhub-power-series-portable-soldering-station Just the iron: https://www.ifixit.com/products/fixhub-power-series-smart-soldering-iron Schematic: https://www.ifixit.com/Document/MeQmLlLKT2LSSKFY/Portable-Power-Station-Electrical-Schematics.pdf Repair Guide: https://www.ifixit.com/Device/FixHub_Portable_Power_Station 3D Model: https://www.printables.com/model/1018125-fixhub-power-series-portable-power-station/ How intercreate designed the FixHub: https://www.intercreate.io/case-stories/ifixit-soldering-iron-and-smart-hub 00:00 – iFixIt FixHub Portable Soldering Station 01:26 – iFixit Screwdriver set + unboxing 02:41 – The smart iron 03:41 – The Portable Power hub 05:04 …
Read More »EEVblog 1645 – $80 Quick TS11 Soldering Station REVIEW
Is the US$80 Quick TS11 80W Soldering station any good? SPOILER: Nope, it’s pretty terrible. Forum: https://www.eevblog.com/forum/blog/eevblog-1645-$80-quick-ts11-soldering-station-review/ Podcast: Download
Read More »EEVblog 1644 – Mailbag: CrowView Monitor, Casio Game, 4-20mA Encoder, Wurkkos Battery, Rulerize
More mailbag! 00:00 – Crowview Monitor & Keyboard https://www.elecrow.com/crowview-note-all-in-one-portable-monitor-phone-to-laptop-device-with-full-featured-type-c-sbcs-mini-pc-pc-game-console-compatibility.html 08:11 – Casio Border Army Game+Watch 11:34 – Minipa ET-1700 Pocket Multimeter 13:24 – Adafruit PCB Ruler 14:14 – PASS Card Game 15:13 – Crusty Raspberry Pi 17:40 – Sinusoid 4-20mA Rotary Encoder 29:29 – Wurkkos H1 USB Battery Bank 36:05 …
Read More »EEVblog 1643 – DON’T BUY this Cheap 7kW 32A EV Charger
You get what you pay for in EV chargers. Don’t buy this super cheap New Energy brand 7kW 32A EVSE Charger. Does it even meet the IEC 62752 it claims on the label? Or the US UL 2231 standard? MIDA brand EVSE: https://www.youtube.com/watch?v=SrZgN_EuRGw Podcast: Download
Read More »EEVblog 1642 – Can I Resurrect My First Digital Multimeter?
Can I resurrect my first digital multimeter? A Soar ME-533 Forum: https://www.eevblog.com/forum/blog/eevblog-1641-can-i-resurrect-my-first-digital-multimeter/ 00:00 – My first digital and analog multimeters, Soar ME-533 + Micronta 22-201U 03:20 – Battery terminal corrosion, of course 05:13 – My first pair of pliers and screwdriver 06:11 – Teardown 08:10 – Removing the LCD 10:24 …
Read More »EEVblog 1641 – How DC Solar Isolators Work (TEARDOWN)
How DC Solar Isolators Work (TEARDOWN) 00:00 – Teardown of Benedict LS25 Solar True DC Isolator Switch 04:29 – How the contacts work 06:02 – How arc chutes and arc barriers work 12:11 – 5000V arc testing Datasheet: https://www.benedict.at/files/documents/6617533-DC-Switch-Disconnector-D946E.pdf Forum: https://www.eevblog.com/forum/blog/eevblog-1641-how-dc-solar-isolators-work-(teardown)/ Podcast: Download
Read More »AllPowers R1500 1500W 1150Wh LiFeP04 Battery Teardown + Review
AllPowers R1500 1500W 1150Wh LiFeP04 Battery Review + Teardown Code: EEVblog10 for 10% off Forum: https://www.eevblog.com/forum/blog/allpowers-r1500-1500w-1150wh-lifep04-battery-review-teardown/ Teardown photos:
Read More »EEVblog 1640 – Mailbag: 4k Microscope, Panaplex Displays, Piezo Singing, RF magic
More interesting mailbag! 00:00 – Forest M Mimms Make: Maverick Scientist: My Adventures as an Amateur Scientist https://amzn.to/4e7fSup Signed copies: https://www.makershed.com/products/maverick-scientist-hardcover Engineers Mini Notebook are still available! https://amzn.to/3zvSkjJ https://amzn.to/3XLRJnn https://amzn.to/3XLMHY7 https://amzn.to/4dd9cJQ In the Lab with Jay Jay: https://www.youtube.com/@InTheLabWithJayJay 03:30 – Unmanaged615 https://www.reddit.com/r/TheAmpHour/ 04:40 – Piezo tranducer sensor thing + singing …
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