EEVblog
Electronics Engineering Video Blog The EEVblog is an off-the-cuff video blog and Podcast of interest to anyone involved in electronics design. Electronics professionals, hobbyists, hackers, and makers will find something of interest here. Presented in Dave's unique non-scripted overly enthusiastic style!
Visit Show Website http://www.eevblog.com/Recently Aired
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EEVblog #781 – Samsung LCD TV Part 2
Dave & David2 have another go at repairing the dumpster ...
Dave & David2 have another go at repairing the dumpster dive 46″ Samsung LCD TV. This time a further teardown checking out the LCD panel TAB connections, and then reflowing the T-CON Timing Control board. You know how it ends. If you don[...]
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EEVblog #780 – Samsung LCD TV Dumpster Dive Teardown
Dave finds a nice 46″ Samsung LED backlight LCD TV ...
Dave finds a nice 46″ Samsung LED backlight LCD TV in the dumpster, will it work? What’s inside? Also I look at using the Inventables waterproof insulating solder sleeves NOTE: I think a wide nozzle heat gun must be used on these. The s[...]
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EEVblog #779 – Batteriser: How To Measure Battery Cutoff Voltage
Another in a series of battery tutorials, Dave explains how ...
Another in a series of battery tutorials, Dave explains how to correctly measure the battery cutout voltage of a product. And how to take internal resistance of a battery into account. And also a detailed response to a video from Batteriser claiming[...]
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EEVblog #778 – Oscilloscope Vertical Confusion
Dave answers a beginner forum question on why the Rigol ...
Dave answers a beginner forum question on why the Rigol DS1054Z oscilloscope does not show the intended vertical Volts/Div setting he expects. A trap for young and old players alike. 1X and 10X probes, and auto probe interfaces. The forum question [...]
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EEVblog #777 – Keithley 177 Microvolt DMM Repair
Come on a ride as Dave repairs an intermittent Keithley ...
Come on a ride as Dave repairs an intermittent Keithley 177 Microvolt DMM, garden paths and all. Service manual & Schematic ADC Datasheet 555 Timer T-Shirt HERE Negative Feedback T-Shirt in the EU through Fabrily Forum HERE
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EEVblog #776 – World’s Smallest Digital Dosimeter
A look at the Ultra Micron, the world’s smallest digital ...
A look at the Ultra Micron, the world’s smallest digital ionising radiation dosimeter, and it’s Open Source Hardware. Github page is HERE SBM-10 Russian Geiger-Muller Tube DATASHEET Forum HERE
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EEVblog #775 – Mailbag
Dave opens his mail. A potpourri of items this week. ...
Dave opens his mail. A potpourri of items this week. Forum: http://www.eevblog.com/forum/blog/eevblog-775-mailbag/ SPOILERS: The Ultra Micron world’s smallest digital dosimeter / Geiger counter, and it’s open source! Full teardown video[...]
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EEVblog #774 – Low Battery Discharge Testing Part 1
Dave shows how to do discharge testing on AAA and ...
Dave shows how to do discharge testing on AAA and AA alkaline batteries, for the specific purpose of investigating how much energy is left under the industry standard 0.8V cutout voltage. This is an explanation of the test setup, verification, and [...]
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EEVblog #773 – 80W INDUAL LED Light Teardown
Teardown of the new INDUAL 80W industrial LED high bay ...
Teardown of the new INDUAL 80W industrial LED high bay ceiling light from Lightinstar In particular a close-up look at the 150W 12×12 Chip-On-Board COB LED module from HongliTronic Datasheet UPDATE: Yes, they say they have fixed the issues of [...]
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EEVblog #772 – How To Calculate Wasted Battery Capacity
In this tutorial Dave explains how to precisely measure and ...
In this tutorial Dave explains how to precisely measure and calculate the remaining (or wasted) energy capacity in a battery using the graphical analysis technique using a spreadsheet. The differences between constant power and constant current loa[...]
