Posted on December 4th, 2013 5 comments
Dave tears down a vintage 1984 Sinclair FTV1 / TV80 pocket TV and explains how the innovative 3 deflection system flat screen CRT works.
Service Manual with schematics and theory of operation:
Flickr Photos: http://www.flickr.com/photos/eevblog/sets/72157638306245666/
Info page: http://www.thevalvepage.com/tv/sinclair/ftv1/ftv1.htm
Guy who worked on the CRT: http://www.youtube.com/watch?v=VB7RgVqTgXI
Posted on December 3rd, 2013 14 comments
Analog TV was switched off in Sydney Australia on Tuesday December 3rd 2013 at 9am. This is the final transmission, and then static.
Posted on December 2nd, 2013 7 comments
DIN 41612 Roth Electronics Extender Card
Self Balancing Unicycle
Tektronix 213 oscilloscope and HERE
Posted on November 29th, 2013 4 comments
Dave demonstrates how to add testing capabilities to your PCB panel for easier production testing. Using an example of his new uCurrent design, and also a commercial product designed to be automatically ATE tested.
Essentially Part 3 of the PCB Design For Manufacture series.
PCB DFM Part1
PCB DFM Part2
uCurrent Test Jig HERE
Testing uCurrents HERE
Posted on November 28th, 2013 12 comments
A random one from the archives…
Here is a cheap brand SMD pin header connector that went through a normal production reflow soldering machine profile.
Someone at the WunHungLo connector factory got the plastic mixture wrong I guess…