Hobbyist or repairer
Restoring an extremely rare, Belgian DAI PC (Part 1)
A Belgian DAI Personal Computer, a late 1970s 8-bit machine later used by TV stations for early digital graphics, is the subject of the first part of this restoration series.
Channel
The Byte Attic
7 chosen videos. Channel on YouTube
Hobbyist or repairer
SOL-20 museum restoration, PART I
The power supply of a Processor Technology SOL-20 is restored by replacing only the original parts that need it, including reforming bulk capacitors, in the first part of a museum series.
Hobbyist or repairer
Sharp MZ-80K museum-quality restoration, PART 1
Previous owner modifications turn up as the maker investigates and strips down a 1978 Sharp MZ-80K, noting each change before restoring the motherboard in part 1.
Hobbyist or repairer
Restoring a 1976 Wang 2200F mini-computer, Part 1
Without a microprocessor, this 1976 Wang 2200F mini-computer runs on 113 discrete TTL chips. Episode 1 gives an overview, then takes the machine apart to look at its digital and analogue cards.
Hobbyist or repairer
Reforming capacitors the easiest way, tutorial
The maker says reforming low-voltage, high-capacitance capacitors needs only a bench power supply, and the video opens with some theory on how reforming works.
Hobbyist or repairer
Perfect restoration of a 1977 Commodore PET 2001, Part 1
Case, built-in monitor and microelectronics all get attention as the maker restores a 1977 Commodore PET 2001, one of the earliest home microcomputers, in part 1 of a series.
Hobbyist or repairer
ZX-81 architecture overview and repair, mod and upgrade plan
The Sinclair ZX-81 gets an architecture overview and a tour of its board, then a repair, and the maker talks through plans for extensive modifications and upgrades.
