EEVblog 1441 - Electric Buses are NOT a SCAM (Adam Something)
Repsonding to Adam Something's video claiming that electric buses are a scam. Lets analyse his claims and look at what's really happening with the cost benefit anlysis of electric buses vs diesel and electric trolley buses.
00:00 - Electric buses are a scam 01:20 - The claims 01:50 - Growth of electric buses in China 02:40 - Why not just put up wires in cities? 03:45 - Visual polution 05:50 - But they catch on FIRE! 06:38 - Batteries use slave labour! 07:20 - Cost of Electric buses vs Diesel 14:00 - Autonymous trolly buses 18:28 - Everything BUT fully electric buses are viable! Anlysis of trolley buses. 21:29 - Dave's practical table of Pros and Cons comparing the 4 options 27:28 - Electric buses are DUMB! Yeah, nah.
Inside the Siglent SDG 5000 series SDG5082 80MHz Arbitrary Function Generator. Same as the SDG5122 and SDG5162
Forum: http://www.eevblog.com/forum/blog/eevblog-497-siglent-sdg5000-function-generator-teardown/
Photos: http://www.flickr.com/photos/eevblog/sets/72157634773277340/
Datasheets:
PLD: http://www.latticesemi.com/lit/docs/datasheets/cpld/DS1002.pdf
TCXO: http://xinwei-e.com/cn/product/TCXO/BT0507.html
USB: http://www.stericsson.com/technical_documents/CD00264885.pdf
SRAM: http://www.cypress.com/?docID=41873
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https://www.youtube.com/watch?v=VK8MEcOYTOE
Dave takes a peek inside the 50" LG Plasma TV found in the dumpster.
The Dumpster Dive video was on the EEVblog2 channel: https://www.youtube.com/watch?v=FPK1_hy4KMU
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Forum: http://www.eevblog.com/forum/blog/eevblog-725-lg-plasma-tv-teardown/
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https://www.youtube.com/watch?v=7OW5ga49QBg
A first look at the new Digilent Analog Discovery 3, plus teardown.
00:00 - Unboxing the new Digilent Analog Discovery 3
02:23 - New features
05:00 - The price and comparison with a benchtop scope
06:19 - Teardown and comparison with Analog Discovery 2
10:18 - Nice design touches
https://digilent.com/blog/whats-different-with-the-analog-discovery-3/
12:01 - In operation using the Waveforms software
14:04 - Different product support and modes
16:25 - Highest resolution possible
18:12 - Lets feed it up it's own clacker...
21:30 - Check THIS out!
23:30 - The Help system
24:51 - The Power Supply
27:08 - I can't possibly demo all the features. Spectrograms, Persistence, Eye Diagrams, Histrogram, FFT's
28:04 - OMG you can ramp and modulate the Power Suppply! Let's try this...
32:24 - It's useful, but not universally useful.
32:22 - The timebase scale is kinda annoying
34:41 - Adding NOISE to the PSU!
36:47 - Let's SHORT this sucker...
38:49 - Have you tried turning it off and on again?
39:55 - Is this a bug?
40:49 - Dumb arse Dave
42:05 - Measurements
43:57 - Check this out!
44:40 - FFT
45:33 - 3D spectrogram
48:49 - Conclusion
Forum: https://www.eevblog.com/forum/blog/eevblog-1552-digilent-analog-discovery-3/
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https://www.youtube.com/watch?v=5SbNnaMM1tQ
As the title says, kinda...
Dave answers the age old question, do single take videos really work?
No. No, they don't.
Forum: http://www.eevblog.com/forum/blog/eevblog-1000-fundamental-mailbag-retro-teardown-shootouts-are-bullshit/
SPOILERS:
Tutorial on turning two NPN transistors into a fast bidirectional zener impulse clamp.
A comparison of the low level signal noise on 11 different oscilloscopes.
Teardown of the CH7 analog TV 300W RF Power amplifier.
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https://www.youtube.com/watch?v=-IOmRGjVELU
Don't be caught out by embarrassing premature triggering!
Dave demonstrates how and why your oscilloscope may trigger before it's supposed to, and how to solve it.
Forum: https://www.eevblog.com/forum/blog/eevblog-1320-premature-oscilloscope-triggering/
#Oscilloscope #Tutorial #Triggering
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https://www.youtube.com/watch?v=GZHnrGIK9V8
Fundamentals Friday.
Designing and measuring basic and precision opamp peak detector circuits.
All EEVblog Opamp related videos are here:
https://www.youtube.com/playlist?list=PLvOlSehNtuHu2FviAaZaiyXwN41G4b1Lf
Forum: http://www.eevblog.com/forum/blog/eevblog-490-peak-detector-circuit/
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https://www.youtube.com/watch?v=jllsqRWhjGM
The IEEE Maker contest has turned into a complete joke!
Rampant vote rigging & ridiculous overunity & BS energy harvesting projects.
You won't believe the latest project!
http://transmitter.ieee.org/makerproject/view/9c968
http://transmitter.ieee.org/makerproject/
UPDATE: They removed all the dodgy entries a day after this video!
Forum: http://www.eevblog.com/forum/eevblab/eevblab-25-ieee-maker-contest-fail!/
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https://www.youtube.com/watch?v=KpXvt8HRdoU