Another drive-time rant.
Dave laments the difference between designing oscilloscopes and selling them.
Seek and ye shall find.
Dave does a teardown of the Princeton Tec EOS headlamp and mods it with a new Cree XPG LED.
Throw in a quick reverse engineer of the circuit, gratuitous scope shots, torturing a thermistor, a practical demonstration of why you really do need 5 multimeters on your bench, and as usual Continue reading EEVblog #67 – Hacking the Princeton Tec EOS LED Headlamp with a Cree XPG
Dave goes on a several hundred km adventure in order to completely destroy the Fluke 28-II multimeter.
Short of blowing it up with explosives, will he succeed, or will it live to measure another day?
In this video I demonstrate the value of a watt meter and how you can use a variac to help you test voltage regulators. I also talk about the serious potential of damaging sensitive electronic components from an electrostatic discharge. This is something every repairman should be Continue reading LCD TV repair made easy # 9
Another drive-time rant.
The camera mount (turns out it’s a bit shaky):
Welcome to the Arcade Repair Tips Video Series! In this video, Tim Peterson gives you some tips on the JAMMA wiring standard that’s used in most modern arcade games. For more information, please visit our website at www.arcaderepairtips.com and please watch for more videos in the Arcade Repair Tips Video Continue reading Arcade Repair Tips – Getting Familiar With The JAMMA Standard
Welcome to the Arcade Repair Tips Video Series! In this video, Tim Peterson talks about how to properly remove and install a monitor chassis from your arcade cabinet. For more information, please visit our website at www.arcaderepairtips.com and please watch for more videos in the Arcade Repair Tips Video Series! Continue reading Arcade Repair Tips – Removing And Installing A Monitor Chassis
In this video I demonstrate some of the principles behind power supplies, AC and DC Generators, transformers, switch mode power supplies, linear power supplies and AC to DC conversion using Diodes and Bridge rectifiers.
Power supply repair make up a large portion of the repairs I do Continue reading Understanding Power Supplies, Generators, AC and DC.
Let the microcontroller fanboy wars begin!
Dave’s rather random rant on which is better, Microchip PIC or Atmel AVR.
(warning, Dave hates Fanboys)
BTW, check out this way to program AVR chips with the PICkit2: