Experiments, inventions, patents, …
This is a super simple wireless device that can broadcast the headphone output signal from a laptop computer to a nearby AM radio. I call it the ‘Cool Joule Radio Transmitter’. The circuit is…
In this video I try to show how to repair a sealed leac acid battery. I got this battery from a friend, who used it in a portable Flash lighting unit and he has…
While clearing out some old hardware for parts, i decided to try and fix an Optiquest Q7 monitor. Doing so, would allow testing of a Compaq laptop that had no screen on it. Neither…
Have tested different materials for galvanic air battery and found that magnesium and graphite most efficient ones, so just glued magnesium chips and thin graphite slices to business cards with dry cotton layer between, got dry “business card” size btt…
The repair of a dead flatscreen TV, showing blown caps, leak area and overheated diode. A friend dropped off 3 old CRT’s and this Philips TV for parts. We’ve never owned a flatscreen, so…
This shows the computer graphed discharge curve of one of my homemade Lead / Alum cells.
This shows how “waste heat” from a computer cooling fan outlet can be captured by Peltier modules, converted to electricity, and used to power a simple pulse motor.
This is a 300 RGB LED 5 meter strip that I purchased from Banggood.com. It comes with a programmable IR remote controller and you can really get some cool effects with it. I mounted…
Schematic – img28.imageshack.us Dr. Stiffler’s sec 15-1 circuit 12v computer fan
Copy of a video from youtube user: www.youtube.com user Mopozco gave me permission to post in on my channel. Please go to his channel for more on this video. Many thanks.