All posts by Jeff

Electrical engineer, tinkerer, maker.

Surplus Summit 2012 Part One: Los Angeles

http://www.flickr.com/photos/mightyohm/6882203127/in/photostream
(Photo: Tony KC6QHP testing out his 47GHz amateur radio. Remember this post? All that work paid off, the radio works!)

Last month I cashed in some airline miles and finally got to visit some old friends and spend some time in beautiful Southern California. Some long-time readers of the blog may remember the last time I did something like this in 2009.

While I was there I visited my good friend Tony in Los Angeles, and we went on a tour of surplus electronics and swap meets that we called Surplus Summit 2012.

Continue reading Surplus Summit 2012 Part One: Los Angeles

Adventures with EPROMs

Reading Fluke 8842A EPROMs

In December I received a strange request from Franci, S57FK. He had a sick Fluke 8842A digital multimeter with a bad processor and was in desperate need of some EPROM images. He noticed that I had an identical Fluke sitting on my bench and was hoping that I could read the contents of the EPROMs inside my unit and send them to him so that he could get his meter running again.

Continue reading Adventures with EPROMs