EEVblog

By David L. Jones

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

4.6

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FAQs about EEVblog:

How many episodes does EEVblog have?

The podcast currently has 742 episodes available.

EEVblog episodes:

August 14, 2025 EEVblog 1701 – $599 Australian Made Moku:Go Instrument REVIEW
The $599 Moku:Go from Liquid Instruments is an Australian designed and manufactured USB/Ethernet/WiFi instrument, with 14 instruments in 1, and a 4 channel power supply.
Oscilloscope, Voltmeter, Logic Analyser, Waveform generator, Frequency Response Analyser, Lock in Amplifier, Laser Lock Box, Spectrum Analyser, PID Controller, Digital Filter, FIR Filter Builder, Data Logger, Pattern Generator.
https://liquidinstruments.com/products/hardware-platforms/mokugo/
00:00 – The Moku:Go from Liquid Instruments
02:56 – Teardown
07:06 – Designed and manufactured in Australia
10:32 – Cooling and heatsinking
12:57 – Detailed look at the power supply
16:00 – The OPA547 high voltage high current opamp
19:36 – The analog front end
22:15 – Optional Extras
24:13 – The software
26:17 – The Oscilloscope
29:43 – Not your traditional oscilloscope interface
31:12 – Where is the mixed signal capability?
32:15 – Why can’t you use multiple instruments as the same time?
33:06 – Export options look good
33:47 – The fan noise isn’t good
34:35 – The waveform generator
38:38 – Tongue action
38:59 – I had to resort to using another oscilloscope, LOL
39:30 – Are you KIDDING ME?
41:24 – Wait, THAT’S how you use two instruments at once?
43:56 – Why are they duplicating code?
44:49 – Spectrum analyser
45:33 – Another way to use two instruments at once?
46:50 – Wait, yet ANOTHER way to use two instruments…
48:33 – Low frequency spectrum analyser
49:10 – Where is the user manual for multi-instrument mode?
51:29 – They might have been thinking too hard…
52:18 – Frequency Response Analyser
53:20 – The Arbitrary Waveform Generator looks good
54:01 – The Power Supply
56:57 – The value here isn’t in general instrumentation
57:36 – Building a system, a simple digital filter…
1:02:17 – Another hidden way to view waveforms…
1:06:05 – Conclusion
Forum: https://www.eevblog.com/forum/blog/eevblog-1701-australian-made-mokugo-instrument-review/
...more
1h 10min
August 01, 2025 EEVblog 1699 – µTimer PROJECT Part 1 – The LCD
Part 1 of the µTimer project, a versatile benchtop lab timer.
Choosing the LCD, and getting two sample LCD’s running. One using a demo board, and one that needed to be hacked onto a Raspberry Pi.
00:00 – Benchtop Lab Timer Project
01:19 – It’s all about the choice of LCD
03:14 – ERC19624-1 192×64 Transflective 4″ LCD
03:44 – Reflective vs Transflective LCD’s
05:01 – ER3806 Font Chip
06:06 – Demo Board
09:10 – LCD Bias Angle and Viewing Angle Explained
11:45 – What is THAT? LCD Bleeding?
13:19 – Power consumption measurement
15:48 – Trying another LCD, the ERC19624-6. What difference does a dash number make?
17:15 – Bodging on the LCD connector to the breakout board
20:34 – The pin offsets and lack of routing is annoying…
22:10 – Reprogramming the 8051 demo board, it should be easy, right?
26:32 – Entering The Matrix
29:40 – More soldering
30:33 – The Programmer Software doesn’t work without a HEX file…
32:17 – All of that for nothing…
33:40 – Let’s try this Arduino / Raspberry Pi ST7525 LCD code
35:36 – Getting the Raspberry Pi running and installing the BCM2835 C library
38:56 – Getting the Make to work on the source code.
40:01 – Make Clean should work…
41:16 – Winner Winner Chicken Dinner
41:10 – Power consumption measurement. This one is supposed to be much lower…
42:58 – Changing the LCD contrast in software
45:10 – Is it better or worse than the first LCD?
46:37 – Conclusion
Forum: https://www.eevblog.com/forum/blog/eevblog-1699-utimer-project/
Links:
https://www.buydisplay.com/4-inch-low-cost-white-192×64-graphic-cog-lcd-display-st7525-spi
https://www.buydisplay.com/4-inch-cog-192×64-display-graphic-lcds-module-ist3020-black-on-white
http://www.airspayce.com/mikem/bcm2835/
Font Chip: https://www.buydisplay.com/download/manual/ER3806-1_Datasheet.pdf
Custom LCD videos: https://www.youtube.com/playlist?list=PLvOlSehNtuHvmK-VGcZ33ZuATmcNB8tvH
The annoying beep FOUND: https://www.youtube.com/watch?v=tkRwHWMf0Gk
...more
50min
July 25, 2025 EEVblog 1698 – Awesome Ebay AC Power Source: GW Instek APS-7050
I scored this GW Instek APS-7050 Precision AC Power Source on Ebay, let’s check it out.
Forum: https://www.eevblog.com/forum/blog/eevblog-1698-awesome-ebay-ac-power-source-gw-instek-aps-7050/
...more
37min
July 21, 2025 EEVblog 1697 – What’s Up With Different Brand Op-Amps?
Why does this Uni-T UDP6731 PSU use different brand LM358 opamps on the same PCB?
All about Bill Of Materials, SMD pick and place machines, suppliers and specifications.
Links:
Jellybean Opamps: https://www.youtube.com/watch?v=uq1DMWtjL2U
NESS Factory tour: https://www.youtube.com/watch?v=bTij7Juj5qE
http://www.artschip.com/pdf/LM358.pdf
https://www.st.com/content/ccc/resource/technical/document/datasheet/61/46/87/01/98/ed/44/c5/CD00000464.pdf/files/CD00000464.pdf/jcr:content/translations/en.CD00000464.pdf
Forum: https://www.eevblog.com/forum/blog/eevblog-1697-whats-up-with-different-brand-op-amps/
...more
19min
July 21, 2025 EEVblog 1696 – TUTORIAL: Wind Power 101
A short tutorial on the maximum efficiency and power you can get from a wind generator. Also applies to water turbine generators.
Also deriving the industry standard wind power formula from first principles: Power (W) = 1/2 x ρ x A x v^3
Don’t let any wind power marketing scams fool you, you canna’ beat the laws of physics Captain, or Betz’s Law.
Forum: https://www.eevblog.com/forum/blog/eevblog-1696-tutorial-wind-power-101/
...more
8min
July 16, 2025 EEVblog 1695 – Mailbag: Robin RCD Tester, PCB Book, USB Knob, Geekom IT12 Mini PC
More mailbag!
00:00 – Nifty USB Knob from Tiny Little Gadgets
https://www.etsy.com/uk/shop/TinyLittleGadgets
03:38 – Reference Circuit PCB books
https://www.boltind.com/product-category/reference-circuits-books/
09:57 – Robin RCD/ELCB Tester
20:57 – Geekom IT12 i7 Mini PC
Forum: https://www.eevblog.com/forum/blog/eevblog-1695-mailbag-robin-rcd-tester-pcb-book-usb-knob-geekom-it12-mini-p/
...more
35min
July 09, 2025 EEVblog 1694 – Scarlet Rae Teardown + Design Discussion with Xentronics
A teardown and design discussion of the Scarlett Rae heater for females, with the designer Scott Williams from Xentronics.
Recorded at the Electronex exhibition in Melbourne
https://scarletperiod.com/products/rae
https://xentronics.com.au/
The Amp Hour discussion on design consulting: https://theamphour.com/624-design-manufacturing-consulting-with-scott-williams-from-xentronics/
Forum: https://www.eevblog.com/forum/blog/eevblog-1694-scarlet-rae-teardown-and-design-discussion-with-xentronics/
...more
13min
July 07, 2025 eevBLAB 130 – Youtube Are FINALLY Demonetising AI Slop Channels
It looks like Youtube are finally going to do something about the AI slop channels that are plaguing Youtube? It’s called YOUtube for a reason. If you want AI info slop, go to INFOtube.
Forum: https://www.eevblog.com/forum/blog/eevblab-130-youtube-are-finally-demonetising-ai-channels/
...more
15min
June 30, 2025 EEVblog 1693 – Uni-T UTE310 Power Meter Teardown & Practical Demo
A teardown of the Uni-T UTE 310 Digital Power Meter, and an example meausing the power consumption of the new Brymen BM786BT multimeter in bluetooth data transmission mode.
https://uni-trendus.com/products/ute310-digital-power-meter
Forum: https://www.eevblog.com/forum/blog/eevblog-1693-uni-t-ute310-power-meter-teardown-practical-demo/
00:00 – Uni-T UTE310 Power Meter
02:44 – Teardown
06:54 – Power supply
07:47 – FPGA and ARM processors (plural)
09:23- Seperate isolated volatge and current measurements
11:28 – Special Snowflake shunt resistor
14:04 – Turn on and a looks at the current ranges
15:04 – Flashing LEDs
15:51 – Shunt resistor heatsink sizing
16:46 – Inside the metal cans. ADC’s + Amplifiers. Talking head Dave, PCB walkthrough
27:05 – Power on, offset error, and the tyranny of ranging
30:19 – Demonstration with BM786BT multimeter battery consumption
34:51 – Current waveform view
39:11 – The offset has drifted
40:43 – Conclusion
...more
43min
June 30, 2025 EEVblog 1692 – $130 Fluke 17B MAX Multimeter REVIEW
Is a US$130 Fluke multimeter any good? A review of the Fluke 17B MAX Multimeter
Forum: https://www.eevblog.com/forum/blog/eevblog-1692-$130-fluke-17b-max-multimeter-review/
Why are Fluke meters so expensive: https://www.youtube.com/watch?v=ay9wFQAW19Y
Fluke 17B multimeter teardown: https://www.youtube.com/watch?v=TbEtcpM0RGc
Fluke vs Brymen Teardown: https://www.youtube.com/watch?v=3Hlmq57FQQk
00:00 – US$130 Fluke 17B MAX Multimeter
02:32 – Construction
04:52 – What’s in the (China Only) box?
06:14 – New TL31 probes for electronics use
07:03 – Teardown
11:32 – Input Alert Jacks
13:22 – Bottom of PCB
14:54 – Really glossy solder mask
16:35 – Data port?
17:13 – Pro Tip: Replacing self tapping screws
18:10 – Power On and that BIG display!
19:11 – Backlight. Dim but nice.
19:43 – Continuity tester
20:59 – The Range Switch has changed
21:32 – No TouchHold
22:46 – The capacitance range accuracy FAILED
23:37 – Accuracy tests
24:48 – High Voltage Overload testing
26:18 – 240V Mains up the clacker
26:52 – Ohms accuracy testing
27:33 – Drop Testing
27:58 – Current accuracy testing
29:09- LED testing kinda sucks, and more capacitor testing
29:39 – Capacitor testing SUCKS
31:44- Battery Life measurements
33:40 – Conclusion
...more
38min

FAQs about EEVblog:

How many episodes does EEVblog have?

The podcast currently has 742 episodes available.

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