0059 A VIC-20 test harness, an LS-120 disaster, a homebrew PC accelerator and a cool bad CPU die

Welcome to the next SMMC video! On the bench today, I decided to open up all the (9) small mail call items I had accumulated. This includes some interesting things I hadn't seen before including something to help me fix VIC-20 computers. 0:00 Intro 0:48 LS-120 SuperDrive disaster and teardown 21:05 Electronic parts 21:54 Tanden Disk drive repair parts 28:15 CR2032 battery adapters and Mac TTL video adapter 34:24 CPU die that never worked 37:57 VIC-20 Diagnostic Cart and test harness 57:06 BBC Micro SCART cable 59:19 PC Sprint accelerator for XT machines 1:07:10 Jumper settings for the ProAudio Spectrum 16 1:10:10 Outro -- Video Links (to fill out) More about the Superdrive LS-120: (I don't see a mention of a laser!) https://en.wikipedia.org/wiki/SuperDisk Tandon disk drive repair video (with 3D printed parts) https://www.youtube.com/watch?v=KGuJ185u5f0 Ron's computer videos channel: https://www.youtube.com/c/ronscomputervideos VIC-20 Diag Cart and test harness: https://www.tindie.com/products/axel81l/diagnostic-test-harness-for-vic-20-commodore/ My ISA RAM expansion board: (Github) https://github.com/misterblack1/isa-ram-expansion PC Sprint Github: https://github.com/reeshub/pc-sprint PC Spring Ctl-Alt-Rees Video https://www.youtube.com/watch?v=8oWyogPZ7Bw Adrian's Digital Basement Merch store: https://my-store-c82bd2-2.creator-spring.com/ Support the channel on Patreon: https://www.patreon.com/adriansdigitalbasement Adrian's Digital Basement (Main Channel) https://www.youtube.com/channel/UCE5dIscvDxrb7CD5uiJJOiw -- Tools Deoxit D5: https://amzn.to/2VvOKy1 http://store.caig.com/s.nl/it.A/id.1602/.f O-Ring Pick Set: (I use these to lift chips off boards) https://amzn.to/3a9x54J Elenco Electronics LP-560 Logic Probe: https://amzn.to/2VrT5lW Hakko FR301 Desoldering Iron: https://amzn.to/2ye6xC0 Rigol DS1054Z Four Channel Oscilloscope: https://www.rigolna.com/products/digital-oscilloscopes/1000z/ Head Worn Magnifying Goggles / Dual Lens Flip-In Head Magnifier: https://amzn.to/3adRbuy TL866II Plus Chip Tester and EPROM programmer: (The MiniPro) https://amzn.to/2wG4tlP https://www.aliexpress.com/item/33000308958.html TS100 Soldering Iron: https://amzn.to/2K36dJ5 https://www.ebay.com/itm/TS100-65W-MINI-Digital-OLED-Programmable-Soldering-Iron-Anti-static-Structure/113382669853 EEVBlog 121GW Multimeter: https://www.eevblog.com/product/121gw/ DSLogic Basic Logic Analyzer: https://amzn.to/2RDSDQw https://www.ebay.com/itm/USB-Logic-DSLogic-Basic-Analyzer-16Ch-100MHz-4Ch-400MHz-Xilinx-Spartan-6-FPGA/202543965672 Magnetic Screw Holder: https://amzn.to/3b8LOhG https://www.harborfreight.com/4-inch-magnetic-parts-tray-90566.html Universal ZIP sockets: (clones, used on my ZIF-64 test machine) https://www.ebay.com/itm/14-16-18-20-24-28-32-40-pin-IC-Test-Universal-ZIF-Socket-Fs/303206721971 RetroTink 2X Upconverter: (to hook up something like a C64 to HDMI) http://www.retrotink.com/ Plato (Clone) Side Cutters: (order five) https://www.ebay.com/itm/1-2-5-10PCS-Micro-Scissor-125mm-PLATO-170-Electronics-Cutter-Side-Cutting-Pliers/163458746184 Heat Sinks: https://www.aliexpress.com/item/32537183709.html Little squeezy bottles: (available elsewhere too) https://amzn.to/3b8LOOI --- Links My GitHub repository: https://github.com/misterblack1?tab=repositories Commodore Computer Club / Vancouver, WA – Portland, OR – PDX Commodore Users Group https://www.commodorecomputerclub.com/ --- Instructional videos My video on damage-free chip removal: https://www.youtube.com/watch?v=XQVjwPsVFd8 --- Music Intro music and other tracks by: Nathan Divino @itsnathandivino