BASF 6188 and WD1006-MM1 MFM cotroller
Had BASF6188 hard drive and WD1006-MM1 controller lying around for a while, but never had time to fiddle with them until recently. First BASF6188 After […]
Repairs
IBM 5150 RAM repair
After repairing the PSU of IBM 5150 I was left with a couple of errors one of which was related to RAM. The main error […]
IBM 5150 PSU repair
Got me a nice IBM 5150 PC. This is the first PC of its class and I will make a separate post about it when […]
Fixing Robotron 1715 PSU
I consider myself not bad in fixing electronics considering it is just my hobby. But for a long time I was hesitant to touch switched […]
ZX81 repair and mods
Recently got a nonworking ZX81 personal computer. On power on only white and black vertical stripes were visible. Having some experience with ZX Spectrum`s my […]
Adventures in repairing Commodore 1084s monitor
One day I was craving for a monitor. Not a regular Liquid Crystal Display or Light Emitting Diode type, but for an old Cathode Ray […]
Repairing ZX Spectrum +2A tape deck
On ZX Spectrum +2A I have a tape deck was not working. Well actually it was working, but games were not loading as it seemed […]
Removing stuck drill chuck the hard way – cutting it with grinder
Recently chuck of my Skil hammer drill (Skil 6785 750w hammer drill) got stuck while drilling some concrete. After some googling found few instructions how […]
Repairing HAMEG HM-605 oscilloscope trigger problem
Bought used HAMEG HM605 oscilloscope with trigger problem. Tested it with sine wave and yes, cannot trigger it nor with automatic trigger neither manually. Decided […]