EEVblog

By David L. Jones

No Script, No Fear, All Opinion... more

4.6

7979 ratings

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FAQs about EEVblog:

How many episodes does EEVblog have?

The podcast currently has 732 episodes available.

EEVblog episodes:

June 13, 2025 EEVblog 1691 – Uni-T UDP6731 360W Bench PSU REVIEW
The Uni-T UDP6700 series UDP6731 360W slimline Bench Lab Power Supply REVIEWED
https://instruments.uni-trend.com/products/dc-power-supplies/UDP6700
https://uni-trendus.com/products/udp6731-360w-basic-dc-switching-power-supply-80v-15a
00:00 – Uni-T UDP6731 PSU
01:30 – Beware of thermal stacking
02:55 – Teardown
07:35 – Sneaky fan
11:24 – Remember the Riden RD6006, also 350W
13:10 – Power up
16:04 – The display and UI
18:14 – Instantaneous knob
19:16 – Only 600 memory settings, meh.
20:10 – No ability to disable voltage sense, and some oddities.
23:22 – Accuracy spec
26:13 – What fan noise?
27:45 – Have I KILLED it?
28:46 – WTF is going on here?! Rigol or Uni-T problem?
32:05 – Did my Rigol Electronic Load survive?
33:03 – The Uni-T survivied a brutal oscillation test
33:47 – Ripple & Noise
35:36 – 2ohm load waveform
36:41 – Switch on and other waveform tests
40:31 – Remote software
44:00 – Lister mode tested
47:39 – Woah, this is a problem!
49:46 – Conclusion
Forum: https://www.eevblog.com/forum/blog/eevblog-1691-uni-t-udp6731-360w-bench-psu-review/
...more
52min
June 05, 2025 EEVblog 1690 – Mailbag: Zifnu LED, Quantum Diamonds, Logic Gates, M.2 NAS
More Mailbag!
00:00 – Zifnu K-16 Kickstarter LED light
https://www.zifnu.com/
11:02 – Qoool Sensing: Diamond Quantum Fluorescence Demo
https://qoool-sensing.org
16:41 – Logic Gate Educational Demo Board
https://logicgat.es/
20:15 – Beelink ME Mini 6 x M.2 Slot Home Storage NAS
https://www.bee-link.com/products/beelink-me-mini-n150?ref=OKJKQ
Forum: https://www.eevblog.com/forum/blog/eevblog-1690-mailbag-zifnu-led-quantum-diamonds-logic-gates-m-2-nas/
...more
39min
June 05, 2025 EEVblog 1689 – ANOTHER Dumpster Diving A3 Colour Photocopier!
Another Colour A3 photocopier in the dumpster! Is this an upgrade?
Fuji-Xerox Docucentre V C4476
Forum: https://www.eevblog.com/forum/blog/eevblog-1689-another-dumpster-diving-a3-colour-photocopier/
...more
10min
May 30, 2025 EEVblog 1688 – Constant Current Sources EXPLAINED + DEMO
DC Constant Current sources explained and demonstrated.
Forum: https://www.eevblog.com/forum/blog/eevblog-1688-constant-current-sources-explained-demo/
Voltage and Current Source Theory: https://www.youtube.com/watch?v=AQK7RyecVW0
DC Circuit Fundamentals Playist: https://www.youtube.com/playlist?list=PLvOlSehNtuHtVLq2MDPIz82BWMIZcuwhK
00:00 – Constant Current Sources
11:08 – Practical uses of constant current sources
14:00 – Circuit examples
19:13 – TL431 Example
20:25 – LM317 CC circuit
21:42 – Low Side Source vs High Side Current Sink
24:19 – Bench examples
26:24 – Your PSU is a CC generator!
28:04 – Keithley 225 Constant Current Source
31:09 – LED strip example of Compliance Voltage
...more
35min
May 22, 2025 EEVblog 1687 – A Pointless Alkaline Battery LEAKAGE Repair
The repair of alkaline battery leakage in this Keysight U1177A Bluetooth mulitmeter adapter was, well, pointless….
Forum: https://www.eevblog.com/forum/blog/eevblog-1687-a-pointless-alkaline-battery-leakage-repair-462018/
...more
13min
May 20, 2025 EEVblog 1686 – Electronex 2025 Melbourne – Walkaround
A complete walkaround of the Electronex 2025 exhibition in Melbourne
Forum: https://www.eevblog.com/forum/blog/eevblog-1686-electronex-2025-melbourne-walkaround/
...more
51min
May 13, 2025 EEVblog 1685 – Australian Manufacturing Week 2025: Walkaround
A walk around the Australian Manufacturing Week exhibition in Melbourne 2025, looking at mechanical stuff Dave has no idea about.
Forum: https://www.eevblog.com/forum/blog/eevblog-1685-australian-manufacturing-week-2025-walkaround/
...more
54min
May 11, 2025 EEVblog 1684 – Awesome Logging Software: Test Controller
Test Controller is an awesome free logging and control software that supports a ton of multimeters, power supplies and loads, including the new BM2257.
https://lygte-info.dk/project/TestControllerIntro%20UK.html
https://lygte-info.dk
Forum: https://www.eevblog.com/forum/testgear/program-that-can-log-from-many-multimeters/
...more
0min
May 08, 2025 EEVblog 1683 – Sun-Ways Solar Freakin RAILways – Part 2
Sun-Ways actually went ahead and installed Solar Freakin’ RAILways in the Swiss village of Buttes at the cost of US$700,000 !
References:
https://www.swissinfo.ch/eng/climate-change/switzerland-turns-train-tracks-into-solar-power-plants/89227914
https://www.swissinfo.ch/eng/science/swiss-solar-railway-project-gets-back-on-track/87707181
https://www.startupticker.ch/en/news/sun-ways-opens-world-s-first-rail-ready-track-mounted-solar-power-plant
https://www.youtube.com/@sun-ways
https://www.pv-magazine.com/2024/04/09/italian-startup-testing-pv-sleepers-on-railway-line/
https://pvwatts.nrel.gov/pvwatts.php
Paper on railway dust:
https://www.sciencedirect.com/science/article/pii/S004896971401451X?via%3Dihub
https://pubmed.ncbi.nlm.nih.gov/25461038/
Forum: https://www.eevblog.com/forum/blog/eevblog-1683-sun-ways-solar-freakin-railways-part-2/
Part 1: https://www.youtube.com/watch?v=7vItnxhWRqw
...more
34min
April 30, 2025 EEVblog 1682 – Enphase Microinverter FAIL & Warranty Install
One of my 14 Enphase microinverters failed and they sent me a new one under warranty, lets install it…
Forum: https://www.eevblog.com/forum/blog/eevblog-1682-enphase-microinverter-fail-warranty-install/
...more
14min

FAQs about EEVblog:

How many episodes does EEVblog have?

The podcast currently has 732 episodes available.

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