repair

Posts Tagged ‘repair’

Repairing Lights of America 7200LED-BN LED Lights

Lights of America 7200LED-BN package

Lights of America 7200LED-BN package

{adinserter Internal_left}Let me make it perfectly clear: if you see these sold in Walmart or elsewhere, stay away! This horrible product’s UPC is 755277720037 and the full part number is 7200LEDBN3VP. These are 120V-60Hz 2.5W (35mA) white LED “under cabinet” lights (“luminairs” as the manufacturer calls them) made in China and marketed by Lights of America, Inc. of Walnut, CA.

The manufacturer touts these as saving energy, linkable and longer lasting accent lights. I agree with the first two points but the “longer lasting” is a very relative term here. Let me put it this way: some (not all) did actually last longer than I was unpacking them but none lasted longer than 10 hours. And a couple were simply DOA (dead on arrival). Below is my collection of broken “Lights of America” LED lights. Read the rest of this entry »

Fixing a Scorbot ER4-PC


{adinserter Internal_left}No electronics lab can go for long without a robot eventually making its way in. Well, in my lab there is approx a dozen. Most are Scorbots by Eshed Robotec (Intelitek, Depco and there may be other names under which they were sold) These robots are usually rather old and by the time you get them they have been through a couple of generations of middle school students. But they were built solid and many survived, even if in need of repair. This is what this post is about Read the rest of this entry »

Tools

Coming soon ...

Recent Comments
  • michael: Hi Your sin(x) wave is going from zero to PWM-max value – so you are driving maximal possible current....
  • Subhash G Gadiyar: thankyou very much, i knew pattern matching concept by using for loops but in right time u made me...
  • Bruno Cabral: Do you think this kind of laser and optics is enough to vaporize black ink in a painted PCB?
  • Bruno Cabral: Is this the one you’re wanting to source? https://www.aliexpress.com/ite m/4000117844997.html...
  • Bruno Cabral: Just for clarification, the mount is diode -> compression nut -> washer with lens -> mip ->...
  • Bruno Cabral: Never mind, I found it!
  • Bruno Cabral: What are that 1/8 golden color parts? Do you have english names for it so I can google something...
  • Ernest Smith: The best thing to do with a functioning motor with a bad controller(expense wise) is to use ROS and...
  • JiriK: The school (Turku AMK Sep√§nkatu campus / Finland) is moving to a new site so they are clearing the building. I...
  • admin: First of all – your local polytechnic school gives a new meaning to the phrase “dumpster...
Meta