EEVblog #1113 – Is a $5 USB Soldering Iron Useful?

Is a $5 8W USB soldering iron actually useful?

Forum: https://www.eevblog.com/forum/blog/eevblog-1113-is-a-$5-usb-soldering-iron-useful/

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EEVblog #1111 – World’s First Microcontroller & Electronic Game

A look at one of the world’s first handheld electronics games, the classic 1978 Parker Brother game Merlin The Electronic Wizard.
It just so happens to use the world’s first microcontroller, the 4 bit Texas Instruments TMS1000
Some history and a teardown.
http://www.theelectronicwizard.com/
Using the Merlin: https://www.youtube.com/watch?v=pZV-cgWU6jE

Nice history Continue reading EEVblog #1111 – World’s First Microcontroller & Electronic Game

Arcade Repair Tips – Live Show – Episode 18

Welcome to the Arcade Repair Tips Live Show! In this episode, Tim Peterson and Jonathan Leung will discuss arcade repair, restoration, news, and more! For more information, please visit our website at www.arcaderepairtips.com and watch for more episodes coming soon! Thanks for watching!

Show Links:
Gorf with unfocused aliens (Joe) – <a Continue reading Arcade Repair Tips – Live Show – Episode 18

EEVblog #1112 (PART 2) – More Vintage Warehouse Diving

Some more random vintage computer warehouse diving (climbing actually).
https://www.dontronics.com/

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EEVblog #1112 – Vintage Computer Warehouse Diving!

The Australian Computer Museum Societies’ warehouse has to shut down next week, so Dave goes warehouse diving.
If you know of someone willing to donate warehouse space in Sydney, please let me know.
UPDATE: Please don’t contact them with offers of small donations space, they need a HUGE space, as in hundreds Continue reading EEVblog #1112 – Vintage Computer Warehouse Diving!

EEVblog #1110 – Mailbag

More than an hour of Mailbag!

Forum: https://www.eevblog.com/forum/blog/eevblog-1110-mailbag/

SPOILERS:
Sony DVO-1000MD medical device video DVD recorder teardown
8:09 Security ISA card teardown from the 1980’s
18:39 Power Grid the board game!
25:02 USB soldering iron
27:21 TI-nSpire CAS+ calculator PROTOTYPE!
35:28 DIY JBC/Hakko soldering iron controller
https://www.team-ncrc.com/shop/product/soldering-station-jbc?utm_source=eevblog&utm_medium=mailbag
41:49 UV LED lamp for PCB exposure
45:10 Continue reading EEVblog #1110 – Mailbag

Diode check function has its limits. Bad diodes generally short out.

After having tested thousands of diodes over the corse of my career, there was once a time where I found myself unnecessarily unsoldering diodes to test them due to the fact that other components in parallel with the diodes under test would give me confusing readings, but after realizing almost Continue reading Diode check function has its limits. Bad diodes generally short out.

EEVacademy #8 – Howland Current Pump

David Ledger explains the Howland Current Pump building block circuit.

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