My Grandpa manages hockey teams and needed a replacement timer to replace his ancient Gear driven timer. The gears became stripped and were impossible to find a manufacture because it was hand made by someone!
I made him a replacement sports timer for his hockey events using a digital timer circuit. Continue reading “Sports Buzzer Timer DIY Build #1”
Here is another little 5″ LCD screen I have that has a bad power supply.
One of the circuit board traces was fried, the capacitor and transistor are also bad. Here is how I repaired this circuit that appears to be trash…
Continue reading “LCD TV power supply repair”
I start by opening everything up and seeing why the flash light will not charge anymore.
Continue reading “I fix an LED work light that would not charge anymore.”
Building a Personal Computer (PC):
You may be asking yourself: What do you need to build a computer? or How to build a computer from scratch?
Its not difficult to build a computer from scratch. Take a look at how I build computers for an idea on how a computer is built.
Continue reading “Step by step – How to build a computer.”
I bought this 7″ LCD screen from Frys on clearance for only $5. It has a weird connector to connect to the companies DVD player or something. I rewire it to work on Composite input (RCA plugs). I also make it Touchscreen for the computer using a USB transcriber Continue reading “Add TOUCHSCREEN to a LCD screen!”
The back light did not work on this LCD screen. I guess the high voltage power supply failed. I found an extra CCFL light power brick for neons you put in the computer case (Amazon). I used that to repair the LCD screen.
Continue reading “Fix LCD screen with no backlight”