In this mailbag we take a look at some teardown artwork, USB power monitors, and a USB rechargeable multimeter. Grid Studios Teardown artwork: https://gridstudio.cc/ FNB58 USB power monitor: https://s.click.aliexpress.com/e/_Dlc6MlJ FNB48P: https://s.click.aliexpress.com/e/_DlifLtx https://ultraonedesign.com/ Fnirsi S1 Multimeter: https://s.click.aliexpress.com/e/_DC2hz2H Forum: https://www.eevblog.com/forum/blog/eevblog-1549-mailbag-teardown-art-usb-power-and-multimeter/ 00:00 – Mailbag 00:31 – Grid Studio Teardown artwork 06:06 – Fnirsi …

The Moon Landing Hoax conspiricy theory BUSTED with Dave’s original proof. Dave does something no one else has done before – compare the original Apollo 17 16mm ascent camera footage to the Lunar Reconnaissance Orbiter (LRO) photos. Will footage from 40 years apart match up to confirm the moon landing? …

Digital logic circuit simplification using Karnaugh Maps. How to use a visual method to solve boolean algebraic equations and truth tables. Part 5 of the digital logic design tutorial series. Playlist: https://www.youtube.com/playlist?list=PLvOlSehNtuHs2LwEdDwTp3n7mxb-MyBbo Forum: https://www.eevblog.com/forum/blog/eevacademy-digital-design-series-part-5-karnaugh-maps/ 00:00 – Part 5 of the digital logic design tutorial series 02:15 – Solving a logic …

Part 3. Tour of the NASA Canberra Deep Space Communications Complex at Tidbinbilla, with Richard Stephenson https://twitter.com/nascom1 Links: GaN solid state amplifier: https://ntrs.nasa.gov/api/citations/20190028651/downloads/20190028651.pdf Deep Space Network information https://descanso.jpl.nasa.gov/monograph/series10/03_Reid_chapt3.pdf https://descanso.jpl.nasa.gov/monograph/series10/04_Reid_chapt4.pdf https://descanso.jpl.nasa.gov/monograph/series10/05_Reid_chapt5.pdf Air exclusion zone: https://www.avsef.gov.au/sites/default/files/2023-03/documents/nsw-act-nat_r430_tidbinilla_increase_in_transmitting_power_0.pdf Maser amplifier: https://ntrs.nasa.gov/api/citations/19940025169/downloads/19940025169.pdf X band uplink: https://ipnpr.jpl.nasa.gov/progress_report/42-87/87O.PDF 34M Beam Waveguide antenna: https://descanso.jpl.nasa.gov/monograph/series4/Mono4_Ch6.pdf https://descanso.jpl.nasa.gov/monograph/series4/Mono4_Ch7.pdf Forum: https://www.eevblog.com/forum/blog/eevblog-1547-contacting-the-voyager-2-space-probe/ 00:00 …

Part 2 – PINGing the Voyager 2 space probe. Inside the control room at the Canberra Deep Space Communications Complex (CDSCC) while receving the Voyager 2 signal after a 30 hour PING time. A detailed look at the receiver control system screens. Follow Richard Stephenson on Twitter: https://twitter.com/nascom1 Forum: https://www.eevblog.com/forum/blog/eevblog-1547-contacting-the-voyager-2-space-probe/ …