PODCAST

EEVblog

David L. Jones

No Script, No Fear, All Opinion

education

All Episodes

22:48

EEVblog 1637: Solar Freakin’ Space Mirrors! – Reflect...

EEVblog ·

2024/09/03

Reflect Orbital wants to put reflecting mirrors in space to sell sunlight to solar farms after dark. The numbers work out exactly as you expect them to. It’s Solar Freakin’ Space Mirror time! https://www.reflectorbital.com/ BenNBuilds balloon test video: https://www.youtube.com/watch?v=4hUNCtDTIZc First Principles interview with Ben Nowack: https://www.youtube.com/watch?v=yDV3v0Xb4ow S3 Interview video with Reflect Orbital: https://www.youtube.com/watch?v=4BcDoDs89rc S3 2nd …

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25:51

EEVblog 1636 – Ultimate Multimeter Beginners Guide

EEVblog ·

2024/08/30

The ultimate beginners guide to multimeters. What are they, how to choose one, and how to use them to measure electrical things. EEVblog meters: https://eevblog.store/ Cheap $20 meter AN8008 Fluke 101 for $50 Forum: https://www.eevblog.com/forum/blog/eevblog-1636-ultimate-multimeter-beginners-guide/ 00:00 – The Ultimate Beginners Guide to Multimeters 00:35 – Display Counts Explained 01:17 – Range Switch or Push Button? …

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33:29

EEVblog 1634 – 15kWh AERL LFP Home Storage Battery...

EEVblog ·

2024/08/15

Installing a 15kWh AERL Life2 LiFePo4 solar home storage battery to my Deye inverter. Thanks to Peter Watkinson from AERL, one of my long time viewers! AERL were the first to invent and patent the Maximum Power Point Tracker MPPT used in all modern solar systems. Analysis video that was cut from this video: https://www.youtube.com/watch?v=gAu8CvMjDrU …

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26:19

EEVblog 1633 Part 2 – WAVJA Patent, 300kW Solar Balls?

EEVblog ·

2024/08/02

The WAVJA Photon Energy System is supposed to generate up to 60x the output of regular solar panels using balls made of magical patented woo-woo material. A 60mm ball can generate 300kW in one second! Let’s bust that claim by looking at the Patent in this Part 2 video. Part 1 is here: https://www.youtube.com/watch?v=R4WQhOVlOyA https://wavja.com/ …

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22:50

EEVblog 1633 – WAVJA Solar Balls, 60x Better Than A...

EEVblog ·

2024/08/02

The WAVJA Photon Energy System is supposed to generate up to 60x the output of regular solar panels using balls made of magical patented woo-woo material. Let’s examine claim with Dave’s superior Photon Irradiance Solar System technology! This is Part 1. Part 2 looks at the patent. https://wavja.com/ Product video: https://www.youtube.com/watch?v=H-8y8uG6Ojw Patent: https://patents.google.com/patent/WO2024044280A1/en?oq=wo2024%2f044280 Patent PDF: …

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28:04

EEVblog 1632 – WHY sell 2CH Oscilloscopes? + Test...

EEVblog ·

2024/07/30

Why do companies still sell 2CH oscilloscopes? Plus a massive tangent into test and production engineering showing one of my old test engineering projects. LCR meter and Transmission Line Tester design: https://www.youtube.com/watch?v=fs2MfTW4o_Q Relay Matrix IR Measurement: https://www.youtube.com/watch?v=-mavHYV-H6o PC104 Embedded DOS PC: https://www.youtube.com/watch?v=6ad0KP5EvpU Linus Tech Tips Test Rack: https://www.youtube.com/watch?v=b3x28s61q3c Test rack Part 2:

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EEVblog 1631 – $230 Micsig MDP700 HV Differential...

EEVblog ·

2024/07/20

$230 Micsig MDP700 High Voltage Differential probe review and comparison with the older DP10007 and the EEVblog HVP70 probe. Have Micsig fixed the CMRR issue that plauged the DP10007 design? https://s.click.aliexpress.com/e/_DnNvolN CMRR measured and explained: https://www.youtube.com/watch?v=vDe_BHvRpks GaN MOSFET Experiemnts with fibre optic high voltage probe: https://www.youtube.com/watch?v=qgZgSDqmVMg Reverse engineering the DP10007: https://www.youtube.com/watch?v=GOk1BYKSsOI 00:00 – Micsig

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EEVblog 1630 – Solar Panels for Water Pre-Heating?

EEVblog ·

2024/07/20

Is it worthwhile to run water through your rooftop solar panels to cool them down while pre-heating your hot water? Or maybe heating your pool? Also solar air and water heaters. As always, YMMV, but this is why I didn’t do it. Answering a Twitter question: https://x.com/axion2003/status/1812740667367460971 Heat Pump Hot Water vs Gas: https://www.youtube.com/watch?v=iavM2IqueM8 Heat …

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55:25

EEVblog 1619 – Mailbag: Featuring Don McKenzie

EEVblog ·

2024/05/28

More Mailbag! 00:00 – THE Don McKenzie! and a bonanza of embedded history https://www.dontronics.com/jump-list.html https://www.dontronics.com/First-pc.html 08:44- PBUFF prototype 18:38 – Photon, the world’s longest battery life camera (Open Source) https://toaster.llc/photon/index.html 29:19 – Sanyo ICC-811 Mini Calculator from 1972 37:33 – Japanese Gadgets: USB to Bluetooth converter + USB Cable Tester https://bit-trade-one.co.jp/ 43:28 – Professional Electronic …

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EEVblog 1600 – Rouute: Road Based Energy BUSTED

EEVblog ·

2024/02/24

ouute: Road Based Energy! Harvest kinestic energy from cars using speed bumps. Will this decarbonise and save the planet? Do the numbers add up? https://www.rouute.com/road-based-energy Discount Morgan Freeman promo video: https://www.youtube.com/watch?v=uGw2lcTS1gs Introducing Rouute test video: https://www.youtube.com/watch?v=BxnksdL5nx8 https://www.electricaltimes.co.uk/worlds-first-road-based-energy-recovery-system-set-to-launch-to-market-to-help-drive-net-zero-agenda/

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EEVblog 1599 – TOP 5 Jellybean Bipolar Transistors

EEVblog ·

2024/02/24

The TOP 5 Jellybean Bipolar Junction Transistors (BJT) 00:00 – What is a Jellybean Component? 01:30 – Low Power BJT: 2N3904 / 3906, SMD Marking 1A 06:49 – 2N2222 08:52 – BC547 fanboys 09:28 – Medium Power BJT: FMMT617-619 / 717-719 12:27 – SS8050 / 8550 15:08 – High Power BJT: 2N3055 / 2955 17:09 …

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19:47

EEVblog 1598 – ANENG AC11 Socket Tester TEARDOWN +...

EEVblog ·

2024/02/12

Teardown and reverse engineering of the ANENG AC11 Smart Mains Socket Tester + DaveCAD schematic. Forum: https://www.eevblog.com/forum/blog/eevblog-1598-aneng-ac11-socket-tester-teardown-schematic-reverse-eng/ 00:00 – ANENG AC11 Mains socket wiring tester 00:59 – Simple mains passive socket tester with neon bulbs 03:33 – Fluke ST240+ RCD Socket Tester 06:06 – Testing 07:14 – Teardown 10:54 – The multi colour segmented LCD …

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29:52

EEVblog 1597 – Zoyi ZT-703S $80 2CH 50MHz...

EEVblog ·

2024/02/07

Looking at the new $80 Zoyi/Zotech ZT703S Dual channel 50MHz 25,000 count 0.05% handheld oscilloscope/multimeter compared to the single channel 10MHz 10,000 count ZT702S ZT-702S review: https://www.youtube.com/watch?v=aUU-PGUnd0E Forum: https://www.eevblog.com/forum/blog/eevblog-1597-zoyi-zt-703s-$80-2ch-50mhz-oscilloscopemultimeter-review/ Hi-Res photos: 00:00 – The new $80 ZT-703S vs the $60 ZT-702S 03:40 – Power on and screen differences 06:25 – Multimeter 07:49 – The Bargraph …

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20:11

EEVblog 1596 – NEW Digilent Analog Discovery Pro...

EEVblog ·

2024/02/01

Teardown of the UNRELEASED Digilent Analog Discovery Pro ADP2230 It will be released on the 29th Feb 2024 for US$695 Featuring the AvE Widlarizer! Hi-Res photos: Analog Discovery 3 Review: https://www.youtube.com/watch?v=5SbNnaMM1tQ 00:00 – Mystery Mailbag – The Analog Discovery Pro ADP2230 02:24 – Turns out this won’t be released for 2 months! 02:58 – Product …

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17:30

EEVblog 1595 – 50 Year Chinese Nuclear Diamond Battery!

EEVblog ·

2024/01/28

A Chinese startup has developed a tiny 50 year life diamond nuclear battery that’s going to change the world! Yeah, nah. Same old betavoltaic, same old limitations, and same old startup marketing hype. Beijing Betavolt New Energy Technology Co., Ltd. https://www.betavolt.tech https://www.betavolt.tech/359485-359485_645066.html https://www.betavolt.tech/cp_531390.html https://newatlas.com/energy/betavolt-diamond-nuclear-battery/

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1:34:09

EEVblog 1594 – Inside a Quantum Computer! with Andrea...

EEVblog ·

2024/01/28

An in-depth look at the engineering inside a quantum computer, and also demonstrating the operational results live and how they are measured. With Professor Andrea Morello who is the Scientia Professor of quantum engineering in the School of Electrical Engineering and Telecommunications at the University of New South Wales, and a Program Manager at the …

en-US

27:16

EEVblog 1593 – 16kV ESD Tester REPAIR – Part 2

EEVblog ·

2024/01/28

Repairing the Haefely Trench PESD-1600 ESD Tester, plus some testing and discussion of the IEC 61000-4-2 standard. Part 1 teardown: https://www.youtube.com/watch?v=-xtZvSG4N9I Rotary encoder teardown: https://www.youtube.com/watch?v=UgpHZisG1PQ Forum: https://www.eevblog.com/forum/blog/eevblog-1593-16kv-esd-tester-repair-part-2/ 00:00 – Repair of the Haefely Trench PESD-1600 tester 01:40 – Special snowflake rotary encoder test 03:15 – Laugh at Dave as he solders before looking 05:06 – …

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17:02

EEVblog 1592 – Fluke 287 Multimeter Teardown

EEVblog ·

2024/01/11

Fluke 287 Multmeter Teardown. HiRes teardown photos: Testing video: https://www.youtube.com/watch?v=FgkD8K0Ssdc Forum: https://www.eevblog.com/forum/blog/eevblog-1592-fluke-287-multimeter-teardown/

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22:22

EEVblog 1591 – MORE Colas Wattway Solar Cycleways in...

EEVblog ·

2024/01/07

Colas Wattway is back with the two 1000sqm solar cycleway installations in the Netherlands! The Dutch are riding their bikes on two new solar cycle paths Just 4 months ago! https://www.youtube.com/watch?v=305EVbcCub4 Forum: https://www.eevblog.com/forum/blog/eevblog-1591-more-colas-wattway-solar-cycleways-in-the-netherlands!/ Some FAIL articles: https://nos.nl/artikel/2484255-innovatief-zonnefietspad-bij-maartensdijk-levert-bijna-niets-op

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19:50

EEVblog 1590 – Cheap $33 Boombox Teardown

EEVblog ·

2024/01/03

Is a modern $33 boombox from Kmart any good? Forum: https://www.eevblog.com/forum/blog/eevblog-1590-cheap-$33-boombox-teardown/

en-US

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