In 1985 the British TV show 4 Computer Buffs tried an experiment to broadcast a mysterious piece of free software using a flashing dot that viewers could receive using a home-made receiver - we're going to try to receive what they sent today! Will it work? 🧑‍🏭 Thanks to http://PCBWay.com for great PCBs from $5! 📺 7-day free trial: Ad-free early access to our videos + double the content 👉   / perifractic   🚀 Your support helps us keep the channel & nostalgia alive 📼

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RECIPE INGREDIENTS:
May include affiliate links for which the channel might be compensated, but all opinions are unbiased
• Oscilloscope Multimeter: https://amzn.to/3AdeZS1
🪛 Get all the gear we use: 🇺🇸 http://amzn.to/3LkYSF9 | 🇬🇧http://amzn.to/30y05lg

ASSEMBLED PCB:
• Order fully built from PCBWay: https://www.pcbway.com/project/sharep...

REMAINING PARTS (C64):
• New old stock phototransistor: https://ebay.us/QPOhS8
• 470K variable resistor to replace the fixed one: https://amzn.to/4fwQ2Bg
• 9V battery wire (don't forget the battery): https://amzn.to/3Ytofvr
• Black suction cup: https://amzn.to/3YvccO3
• User port edge connector: https://ebay.us/CQ16s8
• Connecting wires: https://amzn.to/3SIEjpg

MATERIALS:
• Magazine, Videos, Programs, everything else: https://drive.google.com/open?id=1SzK...

MUSIC CRUDITES:
• Knight Rider music by Stu Phillips & Don Peake remixed by:    / @enzomusic_de  
• Other music by Perifractic: http://retrorecip.es/music

OTHER SAUCES & CHEERS:
• Paul Jacobson
• Justin Okun:    / @okunariumlabs  
• Lorin Milsap: https://x.com/MillsapLorin
• Les Pounder: https://bigl.es/friday-fun-making-an-...
• Ashton’s Retro Computer Room:    / @ashtonsretrocomputerroom  
• Marcus P Bu: https://www.instagram.com/marcuspbu/?...
• Nejat:    • JoyLoader with a bit of joy  
• Skyfox I mean Landwolf
• All other credits shown on screen
• Wikipedia / Wikimedia Commons
• The Internet Archive
• Gardenside Prods., Clue Detectives & Paradise Radio
• Special thanks to Ladyfractic & Junifractic!
• All other media featured is marked as public domain on Google Images or used with written permission or shown under fair use law.

MENU:
0:00 Intro & Context
2:00 Other unusual loaders
3:32 4 Computer Buffs
4:10 Step 1: Record the Tuner
9:22 Step 2: Design the PCB
11:42 How the PCB works
14:06 Build the Receiver
16:53 Tune the Receiver
19:25 Receive the Program?

THANK YOU MODERATORS:
• Conrad Vogel
•    / @cubiclenate  
• James Langridge
• Lee Volante
• Mauricio Tonnera

SOME INGREDIENTS BY:
• http://MattGrandis.net - designer of https://perifractic.com site
•   / _gazmarshall   - some graphics
• http://PaulKitching3d.com - some 3D models

© All original music & content Copyright & TM Retro Recipes™ LLC 1988-2024.

#RetroTech #TimeTravel #Nostalgia #80s