Come see us at Open Sauce 2026 this weekend! #opensauce #retrotech #apollo
Short | 2 months ago
Stuff that supports the channel: - Patreon: https://www.patreon.com/curiousmarc - My merch on Fourthwall: https://curiousmarc-shop.fourthwall.com - My tools, lab equipment, video gear links on Amazon: https://www.amazon.com/shop/curiousmarc - More Amazon li...
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Come see us at Open Sauce 2026, July 17-19 #opensauce #vintageelectronics #restorations #apollo
Short | 2 months ago
We'll be exhibiting again this year at Opensauce in the San Francisco Bay area. Come and meet us! https://www.opensauce.com Stuff that supports the channel: - Patreon: https://www.patreon.com/curiousmarc - My merch on Fourthwall: https://curiousmarc-shop.fo...
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We power up a giant Thyratron tube
Video | 3 months ago
We power up a small and a big Thyratron tube, just for fun, and make a lightsaber dimmer out of the big one. Stuff that supports the channel: - Patreon: https://www.patreon.com/curiousmarc - My merch on Fourthwall: https://curiousmarc-shop.fourthwall.com - ...
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Stanford Research Systems SR510 Lock-in Amplifier
Video | 3 months ago
We learn all about lock-in amplifiers while trying to repair a classic Stanford research Systems SR510. It says "flaky PLL" on it. Analog electronics adventures ensue. Principles of Lock-In Detection by Zurich Instruments: https://www.youtube.com/watch?v=ZI...
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Thyratron Tube #electronics #retro #vintage
Short | 3 months ago
We dim a pair of light bulbs with an admittedly overkill 1.5kV 6.4A thyratron tube. The sound comes from a current probe on the thyratron anode. Stuff that supports the channel: - Patreon: https://www.patreon.com/curiousmarc - My merch on Fourthwall: https:...
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I knew my ITECH 7321 programmable AC source would be useful one day
Short | 3 months ago
Old phones need 90V 20Hz AC to activate their ringers. The ITECH can go down to 45Hz. Close enough I guess!
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Apollo Lunar Module FDAI Restoration - Part 3: It's repaired!
Video | 3 months ago
We finish the repair of our Apollo FDAI attitude indicator, thanks to successful ball surgery. Fast turn PCBs provided by PCBWay: https://www.pcbway.com FDAI repair playlist: https://www.youtube.com/playlist?list=PL-_93BVApb59a1ma8KFWh-JDlOadWt8r- Links to ...
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We slice a resistor open to find out why it failed
Video | 3 months ago
I was curious to find out why this 20k carbon resistor had failed in our Metrix oscilloscope. So we cut it in two. The result surprised us. Stuff that supports the channel: - Patreon: https://www.patreon.com/curiousmarc - My merch on Fourthwall: https://cur...
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Playing oscilloscope music on a 1950's vacuum tube oscilloscope
Video | 3 months ago
Now that we restored our vintage Metrix 217 analog oscilloscope, let's play oscilloscope music on it. It's mandated by the Geneva Convention of Analog Oscilloscopes. The music is from Austrian artist Jeroboam Fenderson. Files can be obtained from: http://os...
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Metrix 217 restoration: the vacuum tube oscilloscope that changed my life
Video | 4 months ago
In yet another epic repair, I restore my beloved (and rare) Metrix 217, the French military oscilloscope that altered the course of my childhood by starting my journey into electronics. Stuff that supports the channel: - Patreon: https://www.patreon.com/cur...
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Apollo Comms Part 40: how NASA performed a nav update from the Houston consoles
Video | 4 months ago
We go through the sequence of uploading navigation data to the spacecraft, following every step at the consoles, while replicating the transmission on our fully restored Apollo communications setup. Apollo Comms Playlist: https://www.youtube.com/watch?v=v49...
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HP 3478A DMM Display Upgrade
Video | 4 months ago
In this jazzy video, helped by YouTuber Ian Johnston, French EEVBlog poster Xi and some groovy 1970s music by Barry Gray, we'll upgrade our HP 3478A from dim LCD to brilliant TFT. Ian's channel: https://www.youtube.com/@IanScottJohnston Ian's modification k...
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