THE REED SWITCH You will always need these reed switches for the Tricorder because there are no visible switches to activate it. The reed switch comes in two types but in many forms of packaging. I got these black ones because it looked more robust than the fragile glass types which keeps failing on me. […]
Category Archives: Electronics
20220722 Soldering the Top Panel PCB
The Top Panel PCB has arrived and immediately, I began to work on it. This simple circuit took me three hours to figure out why it is not working. I have done the troubleshooting and although it checks out, the error was quite puzzling. POST SOLDERING DISCUSSION The soldering took far longer than it should […]
The 1/35 Ex-S Gundam Shoulder engine start Test by takaramodel
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20220720 The Fail
Remember the PCB design which I totally forgot and sent it off to JCLPCB? Well, it has arrived today and I was so happy. My hands were trembling again but I know it is not with happiness but with suspense. To be honest, that design is actually a ‘still in progress’ work and there are […]
Did you hear about the JQ8400FL?
More than a decade ago, the sound chips were quite obscure and the only one in town was the ISD from Sequoia Technology. Or was it Winbond? It was so long ago that even Radioshack, which came to Malaysia for less than a year, has them in stock. But after that, I started to hear […]
