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• Spitfire 500 aka SF500 build | Levo's Retro Computer Projects
  https://levosretrocomputerprojects.co.uk/spitfire-500-aka-sf500-build

  …Then, probe and prod with a multimeter to ensure that the voltage and ground were in their rightful places. However, due to the delayed arrival of the RAM…

  Levo's Retro Computer Projects | Computer projects and DIY add ons for retro computers · personal
• Overclocking the Golden Gate 386SX/486SLC
  https://a4000bear.neocities.org/overclock/Ggate/Ggate

  …The clip on modules have a voltage regulator that takes care of this. Fortunately, the technical data on this chip quotes a maximum power voltage of 5.5V…

  a4000bear.neocities.org · personal
• AVR | hackup.net
  https://www.hackup.net/tag/avr/

  …On a mostly unrelated note, the voltage graph now looks “stepped” when compared to the previous one. This seemed to be a direct result of switching from maniacbug…

  hackup.net · personal
• PSCD32 Development Diary
  https://www.mrdictionary.net/PSCD32/diary/2019_08_20.htm

  …A spare 3.3V "bulletproof" Micrel MIC2940A 3.3 voltage regulator that I received as a sample when I designed the Ocelot. It's so small I ended…

  mrdictionary.net · personal
• Recap / Capacitor Lists - World of Jani
  https://blog.worldofjani.com/?cat=52

  …Recap / Capacitor Lists Intellivision PSU recap and refurbish Intellivision , Recap / Capacitor Lists * The 7805 and 7812 voltage regulators were replaced with drop-in switching regulators. * The cable going…

  Home - World of Jani · personal
• Commodore News Page - News: Repair - 1
  https://www.commodore-news.com/news/repair/1/en/desktop

  …The repairs are replacing a potentiometer, painting the case, replacing two voltage regulators, a new fuse-housing and power cord, cleaning and repairing the keyboard. 2026-03-13…

  Commodore News Page - News - 1 · news
• ZX Spectrum+ Toastrack Part 2 - Celso Martinho
  https://celso.io/posts/2025/07/06/toastrack-2/

  …to detect the half bright variants because it doesn’t have the necessary voltage level comparators. This is a great document explaining everything there is to know about…

  Celso Martinho | Home · personal
• The Telematico NMS3000 - Celso Martinho
  https://celso.io/posts/2026/06/13/telematico/

  …Without that voltage, the modem assumes the line is dead and refuses to play along. To trick both devices, I built a simple line voltage injector circuit using…

  Celso Martinho | Home · personal
• APSDev: StampDock radio project
  http://www.apsdev.com/stampradio/home.html

  …Note that the tuner used needs 8.5 volts, which in this case was generated by putting a 1n4148 diode in the ground connection of a 7808 voltage…

  Welcome to APS Engineering · personal
• Kråketær : 10 - A quick fan upgrade
  http://xn--krketr-jual.com/projects_e-mu_hardware_entry_10_-_a_quick_fan_upgrade.php

  …have, so were using the inline adapters provided with us to drop the voltage down to reduce fan speed but still moving enough air. The OmniJoin is what…

  Kråketær : · personal
• Unboxing the Legend Continues: Amiga 1000 Mouse Restoration. - LinuxJedi’s /dev/null
  https://linuxjedi.co.uk/unboxing-the-legend-continues-amiga-1000-mouse-restoration/

  …The comparator compares the voltage produced with a known constant, and uses that to produce a TTL high or low output. The circuit diagram can be seen here…

  LinuxJedi’s /dev/null · personal
• AMYATXA2000 Plus - ATX Power Adapter for Amiga 1500 and 2000
  https://amigatronic.com/AMYATXA2000-Plus-ATX-Power-Adapter-for-Amiga-1500-and-2000-p531713765

  …In addition, even the -5V voltage is generated internally starting from the -12V voltage which any ATX PSU owns. Also, in addition, a two-color LED shows the…

  Welcome to Amigatronic™ · shop
• Atari Mega STE and TT PSU Replacement | 16-32bit
  https://www.16-32bit.eu/mste-tt-psu

  …They will work with both voltages. ​ Do I need to modify the case or the shield of my Atari? No, the new PSU fit within the space where…

  16-32bit | ACSI2STM · shop
• http://www.oldskool.org/guides/speakerrecording
  http://www.oldskool.org/guides/speakerrecording

  …One property of a capacitor is that it'll pass AC (the changes in a signal) while 'locking' DC (the steady, average, voltage of the signal). That's…

  The Oldskool PC -- 1980's PC Gaming-related Nostalgia and Resources · archive
• HxC2001 HeadQuarters : L`Electronique Analogique
  https://hxc2001.pages-perso.free.fr/electana/index.html

  …Cette valeur correspond à la différence de 'voltage' entre 2 points du circuit par exemple. On peut utiliser la hauteur d'une chute d'eau comme analogie. L…

  HxC2001 HeadQuarters : Accueil / Home page · personal
• ZX81 Ram Pack Issue 3 4164 update | Levo's Retro Computer Projects
  https://levosretrocomputerprojects.co.uk/zx81-ram-pack-issue-3-4164-update

  …We need to remove most of the passive components so that the voltage generator circuit is gone. The 4116 chips require a -5v and +12v supply in addition…

  Levo's Retro Computer Projects | Computer projects and DIY add ons for retro computers · personal
• Die biologische Arbeit von Dr. rer. nat. Dipl. Biol. Ulrich Beckers M. Ed.
  https://via.bckrs.de/bio_de.htm

  …intrazellul�re Ableitungen extrazellul�re Ableitungsen diskontinuierlicher Einzelelektroden-Voltageclamp (dSEVC) intrazelluläre Farbstoffapplikation durch scharfe Elektroden Photoaktivierung von intrazellulären Farbstoffen Mikroskopie (sichtbares Licht/UV; Zwei-Photonen) Simulation und theoretische…

  Welcome to via.bckrs.de *** Willkommen auf via.bckrs.de.de · personal
• Products in Cables and adapters
  https://lectronz.com/products?category=47

  …50 Giant Butterfly 8086 Consultancy €4.28 Butterfly 8086 Consultancy €1.92 Inline Voltage Divider (6pcs) Umberto Ragone delivery_truck_speed Ships from EU €1.50 M2.5…

  Lectronz · shop
• 1541-II/1581 Smart Power Supply – Amiga of Rochester – Store
  https://store.amigaofrochester.com/product/1541-ii-1581-smart-power-supply/

  …low ripple of 40mVpp maximum 12V DC, 2A max (combined power on both rails 24W max) grid-side switching is safe input voltage 100-240VAC, 50/60Hz international…

  Amiga of Rochester – Store – US Based Amiga and Mac Upgrades · shop
• Scramble video output analysis using Python and Spice | FPGAArcade
  https://www.fpgaarcade.com/scramble-video-output-analysis-using-python-and-spice/

  …I learnt a trick from Chris Brenner who wrote a script which ran through every combination of the Pacman audio DAC in SPICE, evaluated the output voltage and…

  FPGAArcade | Programmable Gaming Hardware · personal
• Restoration of a barn find Amiga 2000: part 2 - LinuxJedi’s /dev/null
  https://linuxjedi.co.uk/restoration-of-a-barn-find-amiga-2000-part-2/

  …I knew the voltages were safe, so I decided to plug it into the motherboard and try it. If you ignore the fact my test desk is a…

  LinuxJedi’s /dev/null · personal
• Products in Synth
  https://lectronz.com/products?category=44

  …35.00 Noise-X soldering kit MadLab security EU Friendly €49.00 VCO Voltage Controlled Oscillator Module Data Point Ltd security EU Friendly £22.00 MIDI Trigger Board…

  Lectronz · shop
• Amiga 500 – Jm27
  https://www.jm27.de/category/amiga-500/

  …Published 2018-04-25 Categorized as Amiga 500 , Repair Changing the battery on a memory expanstion to a CR2032 battery The batteries used for the backup voltage for…

  Key-Tap: A hardware configurator for the Amiga 500 – Jm27 · project
• PowerShark USB-C Amiga Power Adapter - Vintage Amiga Hardware BlogVintage Amiga Hardware Blog
  https://amiga.erkan.se/powershark-usb-c-amiga-power-adapter/

  …As you may know Amiga runs on different voltages so PowerShark Power Adapter has to be fed 12v. The 12v then gets converted into the different voltages the…

  Vintage Amiga Hardware Blog - "You can check out but never leave"Vintage Amiga Hardware Blog | "You can check out but never leave" · personal
• Kråketær :
  http://xn--krketr-jual.com/

  …was on February 7 2016 - 17:28 2 - Button Fixing Latest entry in VOLTAGE REFERENCE was on January 16 2016 - 14:59 1 - Test PCBs Latest entry in…

  Kråketær : · personal