A friend was given one. The screen was shot, but repaired using the old silver foil technique. However, the meter refused to give any readings.
It is difficult to find the User guide (in English). It seems to be a Spanish device… even though it is made in China.
Continue reading MA-149 – Automotive DMM
Well, not quite. However, by building a little black box you can use a 12 V mains adapter to charge a car battery
Continue reading Charge car battery using laptop charger
I had watched this series, Commander X16 / Dream Computer Series, by The 8-Bit Guy before, but I hadn’t taken copious notes, apart from one mention of the sound chips in Chiptunes. After stumbling across the series again, I thought I’d make a list of the most salient points
Continue reading Notes about 8-bit guy’s dream computer
When soldering wires or IC legs, use a heatsink clip to stop the heat travelling further than necessary. I first noticed one in this video, How To Solder a 3.5mm, ⅛”, or Mini Headphone Connector.
You could use a small crocodile clip.
Continue reading Heatsink clips
I needed a air pump for a fish tank. There are cheap plastic pumps Magic 6600 and 8800 (150 and 180-250 baht respectively). But I found a Hailea AOC-318 for 200 baht in Talat Din Daeng…
Continue reading Hailea AOC-318
Cycling aimlessly around Bangkok, I came across this street side stall (more of a table actually):
I stopped to see what was on offer and came across this old NEC DCR-60-1/780060…
… and all of the buttons reminded me of my friend Pavel’s Pocket Operator (by Teenage Engineering) musical gizmo, and thought that once gutted and innards reassembled, it could be used to make a sequencing musical beat doodad…
Continue reading Loadsa buttons!
Module list for my synth…
Continue reading My Synth
As original working gameboys are so expensive, how much would it cost to make one from parts?
Well, it’s not that easy. Unfortunately there is no source for new LCD screens (source). They have to be taken from donor DMG-01 units.
Continue reading Gameboy – by parts
How many ways are there to connect the three terminals of a potentiometer to a PCB and which is the cheapest..?
Continue reading 3 pin leads and connectors